From 2a1536d0911e6d3db6666dfeb4ee697429078c1e Mon Sep 17 00:00:00 2001
From: Emanuele Stoppa <my.burning@gmail.com>
Date: Tue, 8 Oct 2024 10:12:40 +0100
Subject: [PATCH] chore: move lint rules to Biome (#12145)

* chore: move lint rules to Astro

* better suppression system

* revert

* format code

* address more linting files

* address more linting files
---
 benchmark/packages/timer/src/index.ts         |   1 -
 benchmark/packages/timer/src/preview.ts       |   2 +-
 biome.json                                    |  76 ----------
 biome.jsonc                                   | 139 ++++++++++++++++++
 eslint.config.js                              |  69 +--------
 package.json                                  |   3 +-
 packages/astro-prism/src/highlighter.ts       |   1 -
 packages/astro-prism/src/plugin.ts            |   1 -
 packages/astro-rss/src/index.ts               |   1 -
 packages/astro/astro-jsx.d.ts                 |   1 -
 .../astro/performance/content-benchmark.mjs   |  16 +-
 .../scripts/generate-posts.cli.mjs            |   4 +-
 .../astro/src/actions/runtime/middleware.ts   |   1 -
 packages/astro/src/actions/runtime/route.ts   |   1 -
 .../src/actions/runtime/virtual/shared.ts     |   3 +-
 packages/astro/src/assets/endpoint/generic.ts |   1 -
 packages/astro/src/assets/endpoint/node.ts    |   2 +-
 packages/astro/src/assets/internal.ts         |   2 +-
 packages/astro/src/assets/services/squoosh.ts |   1 -
 packages/astro/src/assets/utils/imageKind.ts  |   2 +-
 packages/astro/src/cli/add/index.ts           |   1 -
 packages/astro/src/cli/create-key/index.ts    |   1 -
 packages/astro/src/cli/index.ts               |   1 -
 packages/astro/src/cli/info/index.ts          |   1 -
 packages/astro/src/cli/preferences/index.ts   |   9 +-
 packages/astro/src/cli/telemetry/index.ts     |   1 -
 packages/astro/src/cli/throw-and-exit.ts      |   1 -
 packages/astro/src/content/runtime.ts         |   6 -
 packages/astro/src/content/types-generator.ts |   2 +-
 packages/astro/src/core/app/node.ts           |   1 -
 packages/astro/src/core/build/generate.ts     |   8 -
 packages/astro/src/core/build/internal.ts     |   2 +-
 packages/astro/src/core/build/pipeline.ts     |   4 +-
 packages/astro/src/core/config/config.ts      |   2 -
 packages/astro/src/core/cookies/cookies.ts    |   1 -
 packages/astro/src/core/logger/console.ts     |   2 -
 packages/astro/src/core/messages.ts           |   2 +-
 .../core/preview/vite-plugin-astro-preview.ts |   2 +-
 packages/astro/src/events/error.ts            |   2 +-
 packages/astro/src/i18n/vite-plugin-i18n.ts   |   2 +-
 packages/astro/src/jsx/babel.ts               |   1 -
 packages/astro/src/jsx/rehype.ts              |   1 -
 packages/astro/src/prefetch/index.ts          |   1 -
 .../runtime/client/dev-toolbar/settings.ts    |   1 -
 .../src/runtime/client/dev-toolbar/toolbar.ts |   1 -
 .../dev-toolbar/ui-library/radio-checkbox.ts  |   1 -
 .../astro/src/runtime/server/astro-island.ts  |   4 +-
 .../runtime/server/render/astro/instance.ts   |   1 -
 .../src/runtime/server/render/component.ts    |   1 -
 .../astro/src/runtime/server/render/util.ts   |   1 -
 .../astro/src/runtime/server/transition.ts    |   2 +-
 packages/astro/src/transitions/router.ts      |   3 +-
 .../src/vite-plugin-astro-server/route.ts     |   2 +-
 .../src/vite-plugin-astro-server/vite.ts      |   2 +-
 packages/astro/templates/env/module.mjs       |   3 +-
 packages/astro/test/0-css.test.js             |   2 +-
 .../test/alias-tsconfig-baseurl-only.test.js  |   2 +-
 packages/astro/test/alias-tsconfig.test.js    |   2 +-
 .../astro-assets-prefix-multi-cdn.test.js     |   6 +-
 .../astro/test/astro-assets-prefix.test.js    |  10 +-
 .../astro/test/astro-component-code.test.js   |   2 +-
 packages/astro/test/astro-dev-http2.test.js   |   1 -
 packages/astro/test/astro-scripts.test.js     |   6 +-
 packages/astro/test/content-layer.test.js     |   1 -
 packages/astro/test/core-image.test.js        |   2 +-
 packages/astro/test/css-order-import.test.js  |   4 +-
 packages/astro/test/css-order-layout.test.js  |   2 +-
 packages/astro/test/css-order.test.js         |   2 +-
 packages/astro/test/page-format.test.js       |   1 -
 packages/astro/test/rewrite.test.js           |   2 -
 packages/astro/test/ssr-dynamic.test.js       |   1 -
 packages/astro/test/types/call-action.ts      |   3 -
 packages/astro/test/vue-component.test.js     |   2 +-
 packages/create-astro/create-astro.mjs        |   2 +-
 packages/create-astro/src/index.ts            |   4 +-
 packages/db/src/core/integration/index.ts     |   2 +-
 packages/db/src/core/queries.ts               |   2 +-
 packages/db/test/integrations.test.js         |   1 -
 packages/integrations/markdoc/src/index.ts    |   2 +-
 packages/integrations/partytown/src/sirv.ts   |   2 +-
 .../react/test/react-component.test.js        |   2 +-
 packages/markdown/remark/src/index.ts         |   1 -
 packages/markdown/remark/src/shiki.ts         |   1 -
 packages/markdown/remark/test/plugins.test.js |   2 +-
 packages/studio/src/core/tokens.ts            |   4 -
 packages/upgrade/upgrade.mjs                  |   2 +-
 pnpm-lock.yaml                                |  76 +++++-----
 87 files changed, 245 insertions(+), 312 deletions(-)
 delete mode 100644 biome.json
 create mode 100644 biome.jsonc

diff --git a/benchmark/packages/timer/src/index.ts b/benchmark/packages/timer/src/index.ts
index 2ea41af6624d..1c54e3727618 100644
--- a/benchmark/packages/timer/src/index.ts
+++ b/benchmark/packages/timer/src/index.ts
@@ -27,7 +27,6 @@ export default function createIntegration(): AstroIntegration {
 				setAdapter(getAdapter());
 
 				if (config.output === 'static') {
-					// eslint-disable-next-line no-console
 					console.warn(`[@benchmark/timer] \`output: "server"\` is required to use this adapter.`);
 				}
 			},
diff --git a/benchmark/packages/timer/src/preview.ts b/benchmark/packages/timer/src/preview.ts
index aa503c11bf57..9659a26beaa5 100644
--- a/benchmark/packages/timer/src/preview.ts
+++ b/benchmark/packages/timer/src/preview.ts
@@ -9,7 +9,7 @@ const preview: CreatePreviewServer = async function ({ serverEntrypoint, host, p
 	server.listen(port, host);
 	enableDestroy(server);
 
-	// eslint-disable-next-line no-console
+	// biome-ignore lint/suspicious/noConsoleLog: allowed
 	console.log(`Preview server listening on http://${host}:${port}`);
 
 	// Resolves once the server is closed
diff --git a/biome.json b/biome.json
deleted file mode 100644
index 4714f3706bf9..000000000000
--- a/biome.json
+++ /dev/null
@@ -1,76 +0,0 @@
-{
-  "$schema": "https://biomejs.dev/schemas/1.8.3/schema.json",
-  "files": {
-    "ignore": [
-      "vendor",
-      "**/dist/**",
-      "**/smoke/**",
-      "**/fixtures/**",
-      "**/vendor/**",
-      "**/.vercel/**"
-    ],
-    "include": ["test/**", "e2e/**", "packages/**", "/scripts/**"]
-  },
-  "formatter": {
-    "indentStyle": "tab",
-    "indentWidth": 2,
-    "lineWidth": 100,
-    "ignore": [
-      "benchmark/projects/",
-      "benchmark/results/",
-      ".changeset",
-      "pnpm-lock.yaml",
-      "*.astro"
-    ]
-  },
-  "organizeImports": {
-    "enabled": true
-  },
-  "linter": {
-    "enabled": true,
-    "rules": {
-      "recommended": false,
-      "style": {
-        "useNodejsImportProtocol": "error",
-        "useImportType": "error"
-      }
-    }
-  },
-  "javascript": {
-    "formatter": {
-      "trailingCommas": "all",
-      "quoteStyle": "single",
-      "semicolons": "always"
-    }
-  },
-  "json": {
-    "parser": {
-      "allowComments": true,
-      "allowTrailingCommas": true
-    },
-    "formatter": {
-      "indentStyle": "space",
-      "trailingCommas": "none"
-    }
-  },
-  "overrides": [
-    {
-      "include": ["package.json"],
-      "json": {
-        "formatter": {
-          "lineWidth": 1
-        }
-      }
-    },
-    {
-      "include": ["*.test.js"],
-      "linter": {
-        "rules": {
-          "suspicious": {
-            "noFocusedTests": "error"
-          }
-        }
-      }
-    }
-  ]
-}
diff --git a/biome.jsonc b/biome.jsonc
new file mode 100644
index 000000000000..a949301439da
--- /dev/null
+++ b/biome.jsonc
@@ -0,0 +1,139 @@
+{
+	"$schema": "https://biomejs.dev/schemas/1.9.3/schema.json",
+	"files": {
+		"ignore": [
+			"vendor",
+			"**/dist/**",
+			"**/smoke/**",
+			"**/fixtures/**",
+			"**/vendor/**",
+			"**/.vercel/**",
+		],
+		"include": ["test/**", "e2e/**", "packages/**", "/scripts/**"],
+	},
+	"formatter": {
+		"indentStyle": "tab",
+		"indentWidth": 2,
+		"lineWidth": 100,
+		"ignore": [
+			"benchmark/projects/",
+			"benchmark/results/",
+			".changeset",
+			"pnpm-lock.yaml",
+			"*.astro",
+		],
+	},
+	"organizeImports": {
+		"enabled": true,
+	},
+	"linter": {
+		"enabled": true,
+		"rules": {
+			"recommended": false,
+			"style": {
+				"useNodejsImportProtocol": "error",
+				// Enforce separate type imports for type-only imports to avoid bundling unneeded code
+				"useImportType": "error",
+			},
+			"suspicious": {
+				// This one is specific to catch `console.log`. The rest of logs are permitted
+				"noConsoleLog": "warn",
+			},
+			"correctness": {
+				"noUnusedVariables": "info",
+				"noUnusedFunctionParameters": "info",
+			},
+		},
+	},
+	"javascript": {
+		"formatter": {
+			"trailingCommas": "all",
+			"quoteStyle": "single",
+			"semicolons": "always",
+		},
+	},
+	"json": {
+		"parser": {
+			"allowComments": true,
+			"allowTrailingCommas": true,
+		},
+		"formatter": {
+			"indentStyle": "space",
+			"trailingCommas": "none",
+		},
+	},
+	"overrides": [
+		{
+			// Workaround to format files like npm does
+			"include": ["package.json"],
+			"json": {
+				"formatter": {
+					"lineWidth": 1,
+				},
+			},
+		},
+		{
+			// We don"t want to have node modules in code that should be runtime agnostic
+			"include": ["packages/astro/src/runtime/**/*.ts"],
+			"linter": {
+				"rules": {
+					"correctness": {
+						"noNodejsModules": "error",
+					},
+				},
+			},
+		},
+		{
+			"include": ["*.test.js"],
+			"linter": {
+				"rules": {
+					"suspicious": {
+						"noFocusedTests": "error",
+						"noConsole": "off",
+					},
+				},
+			},
+		},
+		{
+			"include": ["*.astro", "client.d.ts"],
+			"linter": {
+				"rules": {
+					"correctness": {
+						"noUnusedVariables": "off",
+					},
+				},
+			},
+		},
+		{
+			"include": ["packages/integrations/**/*.ts"],
+			"linter": {
+				"rules": {
+					"suspicious": {
+						"noConsole": {
+							"level": "error",
+							"options": {
+								"allow": ["warn", "error", "info", "debug"],
+							},
+						},
+					},
+				},
+			},
+		},
+		{
+			"include": [
+				"packages/db/**/cli/**/*.ts",
+				"benchmark/**/*.js",
+				"packages/astro/src/cli/**/*.ts",
+				"packages/astro/astro.js",
+			],
+			"linter": {
+				"rules": {
+					"suspicious": {
+						"noConsole": "off",
+						"noConsoleLog": "off",
+					},
+				},
+			},
+		},
+	],
+}
diff --git a/eslint.config.js b/eslint.config.js
index dbd379d276a3..c5fbf3fbc37c 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -1,6 +1,5 @@
 import path from 'node:path';
 import { fileURLToPath } from 'node:url';
-import { builtinModules } from 'node:module';
 
 import tseslint from 'typescript-eslint';
 
@@ -51,19 +50,11 @@ export default [
 		rules: {
 			// These off/configured-differently-by-default rules fit well for us
 			'@typescript-eslint/switch-exhaustiveness-check': 'error',
-			'@typescript-eslint/no-unused-vars': [
-				'error',
-				{
-					argsIgnorePattern: '^_',
-					varsIgnorePattern: '^_',
-					caughtErrorsIgnorePattern: '^_',
-					ignoreRestSiblings: true,
-				},
-			],
 			'@typescript-eslint/no-shadow': 'error',
-			'no-console': 'warn',
+			'no-console': 'off',
 
 			// Todo: do we want these?
+			'@typescript-eslint/no-unused-vars': 'off',
 			'@typescript-eslint/array-type': 'off',
 			'@typescript-eslint/ban-ts-comment': 'off',
 			'@typescript-eslint/class-literal-property-style': 'off',
@@ -95,16 +86,8 @@ export default [
 			'@typescript-eslint/unbound-method': 'off',
 			'@typescript-eslint/no-explicit-any': 'off',
 
-			// Enforce separate type imports for type-only imports to avoid bundling unneeded code
-			'@typescript-eslint/consistent-type-imports': [
-				'error',
-				{
-					prefer: 'type-imports',
-					fixStyle: 'separate-type-imports',
-					disallowTypeAnnotations: false,
-				},
-			],
-
+			// Used by Biome
+			'@typescript-eslint/consistent-type-imports': 'off',
 			// These rules enabled by the preset configs don't work well for us
 			'@typescript-eslint/await-thenable': 'off',
 			'prefer-const': 'off',
@@ -115,20 +98,6 @@ export default [
 			'regexp/prefer-regexp-test': 'warn',
 		},
 	},
-
-	{
-		// Ensure Node builtins aren't included in Astro's server runtime
-		files: ['packages/astro/src/runtime/**/*.ts'],
-		rules: {
-			'no-restricted-imports': [
-				'error',
-				{
-					paths: [...builtinModules],
-					patterns: ['node:*'],
-				},
-			],
-		},
-	},
 	{
 		files: ['packages/astro/src/runtime/client/**/*.ts'],
 		languageOptions: {
@@ -137,36 +106,6 @@ export default [
 			},
 		},
 	},
-	{
-		files: ['packages/**/test/*.js', 'packages/**/*.js'],
-		languageOptions: {
-			globals: {
-				globalThis: false, // false means read-only
-			},
-		},
-		rules: {
-			'no-console': 'off',
-		},
-	},
-	{
-		files: ['packages/integrations/**/*.ts'],
-		rules: {
-			'no-console': ['error', { allow: ['warn', 'error', 'info', 'debug'] }],
-		},
-	},
-	{
-		files: ['benchmark/**/*.js'],
-		rules: {
-			'@typescript-eslint/no-unused-vars': 'off',
-			'no-console': 'off',
-		},
-	},
-	{
-		files: ['packages/db/**/cli/**/*.ts'],
-		rules: {
-			'no-console': 'off',
-		},
-	},
 	{
 		files: ['packages/astro/src/core/errors/errors-data.ts'],
 		rules: {
diff --git a/package.json b/package.json
index 8bc271bda902..ecf688f19c45 100644
--- a/package.json
+++ b/package.json
@@ -36,6 +36,7 @@
     "test:e2e:hosts": "turbo run test:hosted",
     "benchmark": "astro-benchmark",
     "lint": "biome lint && eslint . --report-unused-disable-directives",
+    "lint:fix": "biome lint --write --unsafe",
     "version": "changeset version && node ./scripts/deps/update-example-versions.js && pnpm install --no-frozen-lockfile && pnpm run format",
     "preinstall": "npx only-allow pnpm"
   },
@@ -53,7 +54,7 @@
   },
   "devDependencies": {
     "@astrojs/check": "^0.9.4",
-    "@biomejs/biome": "1.8.3",
+    "@biomejs/biome": "1.9.3",
     "@changesets/changelog-github": "^0.5.0",
     "@changesets/cli": "^2.27.9",
     "@types/node": "^18.17.8",
diff --git a/packages/astro-prism/src/highlighter.ts b/packages/astro-prism/src/highlighter.ts
index c0e58054e7ee..99810b435aed 100644
--- a/packages/astro-prism/src/highlighter.ts
+++ b/packages/astro-prism/src/highlighter.ts
@@ -26,7 +26,6 @@ export function runHighlighterWithAstro(lang: string | undefined, code: string)
 	}
 
 	if (lang && !Prism.languages[lang]) {
-		// eslint-disable-next-line no-console
 		console.warn(`Unable to load the language: ${lang}`);
 	}
 
diff --git a/packages/astro-prism/src/plugin.ts b/packages/astro-prism/src/plugin.ts
index 057433f404dc..eed02a304308 100644
--- a/packages/astro-prism/src/plugin.ts
+++ b/packages/astro-prism/src/plugin.ts
@@ -8,7 +8,6 @@ export function addAstro(Prism: typeof import('prismjs')) {
 		scriptLang = 'typescript';
 	} else {
 		scriptLang = 'javascript';
-		// eslint-disable-next-line no-console
 		console.warn(
 			'Prism TypeScript language not loaded, Astro scripts will be treated as JavaScript.',
 		);
diff --git a/packages/astro-rss/src/index.ts b/packages/astro-rss/src/index.ts
index b84e81e7399b..33a8f66a0261 100644
--- a/packages/astro-rss/src/index.ts
+++ b/packages/astro-rss/src/index.ts
@@ -70,7 +70,6 @@ const rssOptionsValidator = z.object({
 		.or(globResultValidator)
 		.transform((items) => {
 			if (!Array.isArray(items)) {
-				// eslint-disable-next-line
 				console.warn(
 					yellow(
 						'[RSS] Passing a glob result directly has been deprecated. Please migrate to the `pagesGlobToRssItems()` helper: https://docs.astro.build/en/guides/rss/',
diff --git a/packages/astro/astro-jsx.d.ts b/packages/astro/astro-jsx.d.ts
index b26507d1db58..f493ff941cdb 100644
--- a/packages/astro/astro-jsx.d.ts
+++ b/packages/astro/astro-jsx.d.ts
@@ -1,5 +1,4 @@
 /// <reference lib="dom" />
-/* eslint @typescript-eslint/no-unused-vars: off */
 /**
  * Adapted from babel-plugin-react-html-attrs's TypeScript definition from DefinitelyTyped.
  * @see https://github.com/DefinitelyTyped/DefinitelyTyped/blob/master/types/babel-plugin-react-html-attrs/index.d.ts
diff --git a/packages/astro/performance/content-benchmark.mjs b/packages/astro/performance/content-benchmark.mjs
index 98ef5f0eac32..c4081a9e9a7a 100644
--- a/packages/astro/performance/content-benchmark.mjs
+++ b/packages/astro/performance/content-benchmark.mjs
@@ -1,5 +1,3 @@
-/* eslint-disable no-console */
-
 import { fileURLToPath } from 'node:url';
 import { parseArgs } from 'node:util';
 import { bold, cyan, dim } from 'kleur/colors';
@@ -25,15 +23,15 @@ async function benchmark({ fixtures, templates, numPosts }) {
 			ext: extByFixture[fixture],
 			template: templates[fixture],
 		});
-		console.log(`[${fixture}] Generated posts`);
+		console.info(`[${fixture}] Generated posts`);
 
 		const { build } = await loadFixture({
 			root,
 		});
 		const now = performance.now();
-		console.log(`[${fixture}] Building...`);
+		console.info(`[${fixture}] Building...`);
 		await build();
-		console.log(cyan(`[${fixture}] Built in ${bold(getTimeStat(now, performance.now()))}.`));
+		console.info(cyan(`[${fixture}] Built in ${bold(getTimeStat(now, performance.now()))}.`));
 	}
 }
 
@@ -57,7 +55,9 @@ async function benchmark({ fixtures, templates, numPosts }) {
 
 		if (test.includes('simple')) {
 			const fixtures = formats;
-			console.log(`\n${bold('Simple')} ${dim(`${numPosts} posts (${formatsToString(fixtures)})`)}`);
+			console.info(
+				`\n${bold('Simple')} ${dim(`${numPosts} posts (${formatsToString(fixtures)})`)}`,
+			);
 			process.env.ASTRO_PERFORMANCE_TEST_NAME = 'simple';
 			await benchmark({
 				fixtures,
@@ -72,7 +72,7 @@ async function benchmark({ fixtures, templates, numPosts }) {
 
 		if (test.includes('with-astro-components')) {
 			const fixtures = formats.filter((format) => format !== 'md');
-			console.log(
+			console.info(
 				`\n${bold('With Astro components')} ${dim(
 					`${numPosts} posts (${formatsToString(fixtures)})`,
 				)}`,
@@ -90,7 +90,7 @@ async function benchmark({ fixtures, templates, numPosts }) {
 
 		if (test.includes('with-react-components')) {
 			const fixtures = formats.filter((format) => format !== 'md');
-			console.log(
+			console.info(
 				`\n${bold('With React components')} ${dim(
 					`${numPosts} posts (${formatsToString(fixtures)})`,
 				)}`,
diff --git a/packages/astro/performance/scripts/generate-posts.cli.mjs b/packages/astro/performance/scripts/generate-posts.cli.mjs
index 30f22e7b7e04..ee95ca34b904 100644
--- a/packages/astro/performance/scripts/generate-posts.cli.mjs
+++ b/packages/astro/performance/scripts/generate-posts.cli.mjs
@@ -1,5 +1,3 @@
-/* eslint-disable no-console */
-
 import { generatePosts } from './generate-posts.mjs';
 
 (async () => {
@@ -14,5 +12,5 @@ import { generatePosts } from './generate-posts.mjs';
 
 	await generatePosts({ postsDir, numPosts, ext, template });
 
-	console.log(`${numPosts} ${ext} posts written to ${JSON.stringify(postsDir)} 🚀`);
+	console.info(`${numPosts} ${ext} posts written to ${JSON.stringify(postsDir)} 🚀`);
 })();
diff --git a/packages/astro/src/actions/runtime/middleware.ts b/packages/astro/src/actions/runtime/middleware.ts
index bca110652db5..a61e1652c8b7 100644
--- a/packages/astro/src/actions/runtime/middleware.ts
+++ b/packages/astro/src/actions/runtime/middleware.ts
@@ -22,7 +22,6 @@ export type Locals = {
 export const onRequest = defineMiddleware(async (context, next) => {
 	if ((context as any)._isPrerendered) {
 		if (context.request.method === 'POST') {
-			// eslint-disable-next-line no-console
 			console.warn(
 				yellow('[astro:actions]'),
 				'POST requests should not be sent to prerendered pages. If you\'re using Actions, disable prerendering with `export const prerender = "false".',
diff --git a/packages/astro/src/actions/runtime/route.ts b/packages/astro/src/actions/runtime/route.ts
index 16b53f945b5f..d10989614f42 100644
--- a/packages/astro/src/actions/runtime/route.ts
+++ b/packages/astro/src/actions/runtime/route.ts
@@ -10,7 +10,6 @@ export const POST: APIRoute = async (context) => {
 		baseAction = await getAction(url.pathname);
 	} catch (e) {
 		if (import.meta.env.DEV) throw e;
-		// eslint-disable-next-line no-console
 		console.error(e);
 		return new Response(e instanceof Error ? e.message : null, { status: 404 });
 	}
diff --git a/packages/astro/src/actions/runtime/virtual/shared.ts b/packages/astro/src/actions/runtime/virtual/shared.ts
index 8367710b94ed..e2787e7d018b 100644
--- a/packages/astro/src/actions/runtime/virtual/shared.ts
+++ b/packages/astro/src/actions/runtime/virtual/shared.ts
@@ -57,8 +57,7 @@ const statusToCodeMap: Record<number, ActionErrorCode> = Object.entries(codeToSt
 
 // T is used for error inference with SafeInput -> isInputError.
 // See: https://github.com/withastro/astro/pull/11173/files#r1622767246
-// eslint-disable-next-line @typescript-eslint/no-unused-vars
-export class ActionError<T extends ErrorInferenceObject = ErrorInferenceObject> extends Error {
+export class ActionError<_T extends ErrorInferenceObject = ErrorInferenceObject> extends Error {
 	type = 'AstroActionError';
 	code: ActionErrorCode = 'INTERNAL_SERVER_ERROR';
 	status = 500;
diff --git a/packages/astro/src/assets/endpoint/generic.ts b/packages/astro/src/assets/endpoint/generic.ts
index 5238f3721a4d..a87c986df5be 100644
--- a/packages/astro/src/assets/endpoint/generic.ts
+++ b/packages/astro/src/assets/endpoint/generic.ts
@@ -73,7 +73,6 @@ export const GET: APIRoute = async ({ request }) => {
 			},
 		});
 	} catch (err: unknown) {
-		// eslint-disable-next-line no-console
 		console.error('Could not process image request:', err);
 		return new Response(`Server Error: ${err}`, { status: 500 });
 	}
diff --git a/packages/astro/src/assets/endpoint/node.ts b/packages/astro/src/assets/endpoint/node.ts
index cb3ae7806e91..859af83e2a88 100644
--- a/packages/astro/src/assets/endpoint/node.ts
+++ b/packages/astro/src/assets/endpoint/node.ts
@@ -1,5 +1,5 @@
 import { readFile } from 'node:fs/promises';
-/* eslint-disable no-console */
+
 import os from 'node:os';
 import { isAbsolute } from 'node:path';
 import { fileURLToPath, pathToFileURL } from 'node:url';
diff --git a/packages/astro/src/assets/internal.ts b/packages/astro/src/assets/internal.ts
index 38afbf19fc9b..4cc85799c154 100644
--- a/packages/astro/src/assets/internal.ts
+++ b/packages/astro/src/assets/internal.ts
@@ -80,7 +80,7 @@ export async function getImage(
 	// Causing our generate step to think the image is used outside of the image optimization pipeline
 	const clonedSrc = isESMImportedImage(resolvedOptions.src)
 		? // @ts-expect-error - clone is a private, hidden prop
-			resolvedOptions.src.clone ?? resolvedOptions.src
+			(resolvedOptions.src.clone ?? resolvedOptions.src)
 		: resolvedOptions.src;
 
 	resolvedOptions.src = clonedSrc;
diff --git a/packages/astro/src/assets/services/squoosh.ts b/packages/astro/src/assets/services/squoosh.ts
index b98f831d27a9..91c7bb687902 100644
--- a/packages/astro/src/assets/services/squoosh.ts
+++ b/packages/astro/src/assets/services/squoosh.ts
@@ -10,7 +10,6 @@ import {
 import { processBuffer } from './vendor/squoosh/image-pool.js';
 import type { Operation } from './vendor/squoosh/image.js';
 
-// eslint-disable-next-line no-console
 console.warn(
 	yellow(
 		'The Squoosh image service is deprecated and will be removed in Astro 5.x. We suggest migrating to the default Sharp image service instead, as it is faster, more powerful and better maintained.',
diff --git a/packages/astro/src/assets/utils/imageKind.ts b/packages/astro/src/assets/utils/imageKind.ts
index 7b42f9f7017f..e3e1b3341a4b 100644
--- a/packages/astro/src/assets/utils/imageKind.ts
+++ b/packages/astro/src/assets/utils/imageKind.ts
@@ -9,5 +9,5 @@ export function isRemoteImage(src: ImageMetadata | string): src is string {
 }
 
 export async function resolveSrc(src: UnresolvedImageTransform['src']) {
-	return typeof src === 'object' && 'then' in src ? (await src).default ?? (await src) : src;
+	return typeof src === 'object' && 'then' in src ? ((await src).default ?? (await src)) : src;
 }
diff --git a/packages/astro/src/cli/add/index.ts b/packages/astro/src/cli/add/index.ts
index 449deee5f3fa..869a867d1ce3 100644
--- a/packages/astro/src/cli/add/index.ts
+++ b/packages/astro/src/cli/add/index.ts
@@ -694,7 +694,6 @@ async function tryToInstallIntegrations({
 				spinner.fail();
 				logger.debug('add', 'Error installing dependencies', err);
 				// NOTE: `err.stdout` can be an empty string, so log the full error instead for a more helpful log
-				// eslint-disable-next-line no-console
 				console.error('\n', err.stdout || err.message, '\n');
 				return UpdateResult.failure;
 			}
diff --git a/packages/astro/src/cli/create-key/index.ts b/packages/astro/src/cli/create-key/index.ts
index d9b9f08ffd52..bc03c53572d0 100644
--- a/packages/astro/src/cli/create-key/index.ts
+++ b/packages/astro/src/cli/create-key/index.ts
@@ -23,7 +23,6 @@ ASTRO_KEY=${encoded}`,
 		);
 	} catch (err: unknown) {
 		if (err != null) {
-			// eslint-disable-next-line no-console
 			console.error(err.toString());
 		}
 		return 1;
diff --git a/packages/astro/src/cli/index.ts b/packages/astro/src/cli/index.ts
index 23486f938a3b..5f1cc75a95f2 100644
--- a/packages/astro/src/cli/index.ts
+++ b/packages/astro/src/cli/index.ts
@@ -1,4 +1,3 @@
-/* eslint-disable no-console */
 import * as colors from 'kleur/colors';
 import yargs from 'yargs-parser';
 import { ASTRO_VERSION } from '../core/constants.js';
diff --git a/packages/astro/src/cli/info/index.ts b/packages/astro/src/cli/info/index.ts
index 9e9f06ea6068..9da4414f1cab 100644
--- a/packages/astro/src/cli/info/index.ts
+++ b/packages/astro/src/cli/info/index.ts
@@ -1,6 +1,5 @@
 import { execSync } from 'node:child_process';
 import { arch, platform } from 'node:os';
-/* eslint-disable no-console */
 import * as colors from 'kleur/colors';
 import prompts from 'prompts';
 import type { AstroConfig, AstroUserConfig } from '../../@types/astro.js';
diff --git a/packages/astro/src/cli/preferences/index.ts b/packages/astro/src/cli/preferences/index.ts
index 3811e7f48708..c872938ca9c0 100644
--- a/packages/astro/src/cli/preferences/index.ts
+++ b/packages/astro/src/cli/preferences/index.ts
@@ -1,12 +1,9 @@
-/* eslint-disable no-console */
-import type { AstroSettings } from '../../@types/astro.js';
-
 import { fileURLToPath } from 'node:url';
-import { bgGreen, black, bold, dim, yellow } from 'kleur/colors';
-
 import { formatWithOptions } from 'node:util';
 import dlv from 'dlv';
 import { flattie } from 'flattie';
+import { bgGreen, black, bold, dim, yellow } from 'kleur/colors';
+import type { AstroSettings } from '../../@types/astro.js';
 import { resolveConfig } from '../../core/config/config.js';
 import { createSettings } from '../../core/config/settings.js';
 import { collectErrorMetadata } from '../../core/errors/dev/utils.js';
@@ -335,7 +332,7 @@ function formatTable(object: Record<string, AnnotatedValue>, columnLabels: [stri
 	const colALength = [colA, ...Object.keys(object)].reduce(longest, 0) + 3;
 	const colBLength = [colB, ...Object.values(object).map(annotatedFormat)].reduce(longest, 0) + 3;
 	function formatRow(
-		i: number,
+		_i: number,
 		a: string,
 		b: AnnotatedValue,
 		style: (value: string | number | boolean) => string = (v) => v.toString(),
diff --git a/packages/astro/src/cli/telemetry/index.ts b/packages/astro/src/cli/telemetry/index.ts
index 276f00ef1970..a854220c38a3 100644
--- a/packages/astro/src/cli/telemetry/index.ts
+++ b/packages/astro/src/cli/telemetry/index.ts
@@ -1,4 +1,3 @@
-/* eslint-disable no-console */
 import * as msg from '../../core/messages.js';
 import { telemetry } from '../../events/index.js';
 import { type Flags, createLoggerFromFlags } from '../flags.js';
diff --git a/packages/astro/src/cli/throw-and-exit.ts b/packages/astro/src/cli/throw-and-exit.ts
index 1a8916ede9c5..b7821caa5d71 100644
--- a/packages/astro/src/cli/throw-and-exit.ts
+++ b/packages/astro/src/cli/throw-and-exit.ts
@@ -1,4 +1,3 @@
-/* eslint-disable no-console */
 import { collectErrorMetadata } from '../core/errors/dev/index.js';
 import { isAstroConfigZodError } from '../core/errors/errors.js';
 import { createSafeError } from '../core/errors/index.js';
diff --git a/packages/astro/src/content/runtime.ts b/packages/astro/src/content/runtime.ts
index 98d1c4fcdbde..4e61acaafb76 100644
--- a/packages/astro/src/content/runtime.ts
+++ b/packages/astro/src/content/runtime.ts
@@ -98,7 +98,6 @@ export function createGetCollection({
 			}
 			return result;
 		} else {
-			// eslint-disable-next-line no-console
 			console.warn(
 				`The collection ${JSON.stringify(
 					collection,
@@ -177,7 +176,6 @@ export function createGetEntryBySlug({
 					message: AstroErrorData.GetEntryDeprecationError.message(collection, 'getEntryBySlug'),
 				});
 			}
-			// eslint-disable-next-line no-console
 			console.warn(`The collection ${JSON.stringify(collection)} does not exist.`);
 			return undefined;
 		}
@@ -221,7 +219,6 @@ export function createGetDataEntryById({
 					message: AstroErrorData.GetEntryDeprecationError.message(collection, 'getDataEntryById'),
 				});
 			}
-			// eslint-disable-next-line no-console
 			console.warn(`The collection ${JSON.stringify(collection)} does not exist.`);
 			return undefined;
 		}
@@ -296,7 +293,6 @@ export function createGetEntry({
 		if (store.hasCollection(collection)) {
 			const entry = store.get<DataEntry>(collection, lookupId);
 			if (!entry) {
-				// eslint-disable-next-line no-console
 				console.warn(`Entry ${collection} → ${lookupId} was not found.`);
 				return;
 			}
@@ -311,7 +307,6 @@ export function createGetEntry({
 		}
 
 		if (!collectionNames.has(collection)) {
-			// eslint-disable-next-line no-console
 			console.warn(`The collection ${JSON.stringify(collection)} does not exist.`);
 			return undefined;
 		}
@@ -456,7 +451,6 @@ export async function renderEntry(
 				renderEntryImport,
 			});
 		} catch (e) {
-			// eslint-disable-next-line
 			console.error(e);
 		}
 	}
diff --git a/packages/astro/src/content/types-generator.ts b/packages/astro/src/content/types-generator.ts
index aa5a75a2b7b3..e031293da047 100644
--- a/packages/astro/src/content/types-generator.ts
+++ b/packages/astro/src/content/types-generator.ts
@@ -473,7 +473,7 @@ async function writeContentFiles({
 			collection.type === 'unknown'
 				? // Add empty / unknown collections to the data type map by default
 					// This ensures `getCollection('empty-collection')` doesn't raise a type error
-					collectionConfig?.type ?? 'data'
+					(collectionConfig?.type ?? 'data')
 				: collection.type;
 
 		const collectionEntryKeys = Object.keys(collection.entries).sort();
diff --git a/packages/astro/src/core/app/node.ts b/packages/astro/src/core/app/node.ts
index f8ee397917ed..3d0c07ded2a2 100644
--- a/packages/astro/src/core/app/node.ts
+++ b/packages/astro/src/core/app/node.ts
@@ -122,7 +122,6 @@ export class NodeApp extends App {
 				// an error in the ReadableStream's cancel callback, but
 				// also because of an error anywhere in the stream.
 				reader.cancel().catch((err) => {
-					// eslint-disable-next-line no-console
 					console.error(
 						`There was an uncaught error in the middle of the stream while rendering ${destination.req.url}.`,
 						err,
diff --git a/packages/astro/src/core/build/generate.ts b/packages/astro/src/core/build/generate.ts
index 7cd2aa91e367..a33df6efb860 100644
--- a/packages/astro/src/core/build/generate.ts
+++ b/packages/astro/src/core/build/generate.ts
@@ -333,14 +333,6 @@ function getInvalidRouteSegmentError(
 	});
 }
 
-interface GeneratePathOptions {
-	pageData: PageBuildData;
-	linkIds: string[];
-	scripts: { type: 'inline' | 'external'; value: string } | null;
-	styles: StylesheetAsset[];
-	mod: ComponentInstance;
-}
-
 function addPageName(pathname: string, opts: StaticBuildOptions): void {
 	const trailingSlash = opts.settings.config.trailingSlash;
 	const buildFormat = opts.settings.config.build.format;
diff --git a/packages/astro/src/core/build/internal.ts b/packages/astro/src/core/build/internal.ts
index 5c28a4d40ed9..a346d2693062 100644
--- a/packages/astro/src/core/build/internal.ts
+++ b/packages/astro/src/core/build/internal.ts
@@ -147,7 +147,7 @@ export function createBuildInternals(): BuildInternals {
 
 export function trackPageData(
 	internals: BuildInternals,
-	component: string,
+	_component: string,
 	pageData: PageBuildData,
 	componentModuleId: string,
 	componentURL: URL,
diff --git a/packages/astro/src/core/build/pipeline.ts b/packages/astro/src/core/build/pipeline.ts
index a009e6130f57..38fd4dfe165a 100644
--- a/packages/astro/src/core/build/pipeline.ts
+++ b/packages/astro/src/core/build/pipeline.ts
@@ -328,7 +328,7 @@ export class BuildPipeline extends Pipeline {
 
 	async #getEntryForFallbackRoute(
 		route: RouteData,
-		internals: BuildInternals,
+		_internals: BuildInternals,
 		outFolder: URL,
 	): Promise<SinglePageBuiltModule> {
 		if (route.type !== 'fallback') {
@@ -348,7 +348,7 @@ export class BuildPipeline extends Pipeline {
 
 	async #getEntryForRedirectRoute(
 		route: RouteData,
-		internals: BuildInternals,
+		_internals: BuildInternals,
 		outFolder: URL,
 	): Promise<SinglePageBuiltModule> {
 		if (route.type !== 'redirect') {
diff --git a/packages/astro/src/core/config/config.ts b/packages/astro/src/core/config/config.ts
index c10066ce3273..284ffb1d7356 100644
--- a/packages/astro/src/core/config/config.ts
+++ b/packages/astro/src/core/config/config.ts
@@ -97,7 +97,6 @@ async function loadConfig(
 	} catch (e) {
 		const configPathText = configFile ? colors.bold(configFile) : 'your Astro config';
 		// Config errors should bypass log level as it breaks startup
-		// eslint-disable-next-line no-console
 		console.error(`${colors.bold(colors.red('[astro]'))} Unable to load ${configPathText}\n`);
 		throw e;
 	}
@@ -158,7 +157,6 @@ export async function resolveConfig(
 			// Mark this error so the callee can decide to suppress Zod's error if needed.
 			// We still want to throw the error to signal an error in validation.
 			trackAstroConfigZodError(e);
-			// eslint-disable-next-line no-console
 			console.error(formatConfigErrorMessage(e) + '\n');
 			telemetry.record(eventConfigError({ cmd: command, err: e, isFatal: true }));
 		}
diff --git a/packages/astro/src/core/cookies/cookies.ts b/packages/astro/src/core/cookies/cookies.ts
index 852be913d6a5..f2679f23fdc6 100644
--- a/packages/astro/src/core/cookies/cookies.ts
+++ b/packages/astro/src/core/cookies/cookies.ts
@@ -156,7 +156,6 @@ class AstroCookies implements AstroCookiesInterface {
 					'Please make sure that Astro.cookies.set() is only called in the frontmatter of the main page.',
 			);
 			warning.name = 'Warning';
-			// eslint-disable-next-line no-console
 			console.warn(warning);
 		}
 		let serializedValue: string;
diff --git a/packages/astro/src/core/logger/console.ts b/packages/astro/src/core/logger/console.ts
index ae7241447f0b..30368bd864a9 100644
--- a/packages/astro/src/core/logger/console.ts
+++ b/packages/astro/src/core/logger/console.ts
@@ -2,10 +2,8 @@ import { type LogMessage, type LogWritable, getEventPrefix, levels } from './cor
 
 export const consoleLogDestination: LogWritable<LogMessage> = {
 	write(event: LogMessage) {
-		// eslint-disable-next-line no-console
 		let dest = console.error;
 		if (levels[event.level] < levels['error']) {
-			// eslint-disable-next-line no-console
 			dest = console.log;
 		}
 		if (event.label === 'SKIP_FORMAT') {
diff --git a/packages/astro/src/core/messages.ts b/packages/astro/src/core/messages.ts
index 8104d993b121..3081c0b6cf7b 100644
--- a/packages/astro/src/core/messages.ts
+++ b/packages/astro/src/core/messages.ts
@@ -380,6 +380,6 @@ export function printHelp({
 		message.push(linebreak(), `${description}`);
 	}
 
-	// eslint-disable-next-line no-console
+	// biome-ignore lint/suspicious/noConsoleLog: allowed
 	console.log(message.join('\n') + '\n');
 }
diff --git a/packages/astro/src/core/preview/vite-plugin-astro-preview.ts b/packages/astro/src/core/preview/vite-plugin-astro-preview.ts
index a425807dccd2..7f01e5a5e5e0 100644
--- a/packages/astro/src/core/preview/vite-plugin-astro-preview.ts
+++ b/packages/astro/src/core/preview/vite-plugin-astro-preview.ts
@@ -74,7 +74,7 @@ export function vitePluginAstroPreview(settings: AstroSettings): Plugin {
 			return () => {
 				// NOTE: the `base` is stripped from `req.url` for post middlewares
 
-				server.middlewares.use((req, res, next) => {
+				server.middlewares.use((req, _res, next) => {
 					const pathname = cleanUrl(req.url!);
 
 					// Vite doesn't handle /foo/ if /foo.html exists, we handle it anyways
diff --git a/packages/astro/src/events/error.ts b/packages/astro/src/events/error.ts
index fc8eddfd8562..65e0cabb7e17 100644
--- a/packages/astro/src/events/error.ts
+++ b/packages/astro/src/events/error.ts
@@ -101,7 +101,7 @@ function getSafeErrorMessage(message: string | Function): string {
 			.slice(1, -1)
 			.replace(
 				/\$\{([^}]+)\}/g,
-				(str, match1) =>
+				(_str, match1) =>
 					`${match1
 						.split(/\.?(?=[A-Z])/)
 						.join('_')
diff --git a/packages/astro/src/i18n/vite-plugin-i18n.ts b/packages/astro/src/i18n/vite-plugin-i18n.ts
index 7aa4d327b223..0c89ea1a1fe9 100644
--- a/packages/astro/src/i18n/vite-plugin-i18n.ts
+++ b/packages/astro/src/i18n/vite-plugin-i18n.ts
@@ -29,7 +29,7 @@ export default function astroInternationalization({
 	return {
 		name: 'astro:i18n',
 		enforce: 'pre',
-		config(config, { command }) {
+		config(_config, { command }) {
 			const i18nConfig: I18nInternalConfig = {
 				base,
 				format,
diff --git a/packages/astro/src/jsx/babel.ts b/packages/astro/src/jsx/babel.ts
index 648831481acd..558de1efb3b0 100644
--- a/packages/astro/src/jsx/babel.ts
+++ b/packages/astro/src/jsx/babel.ts
@@ -284,7 +284,6 @@ export default function astroJSX(): PluginObj {
 							if (t.isJSXAttribute(attr)) {
 								const name = jsxAttributeToString(attr);
 								if (name.startsWith('client:')) {
-									// eslint-disable-next-line
 									console.warn(
 										`You are attempting to render <${displayName} ${name} />, but ${displayName} is an Astro component. Astro components do not render in the client and should not have a hydration directive. Please use a framework component for client rendering.`,
 									);
diff --git a/packages/astro/src/jsx/rehype.ts b/packages/astro/src/jsx/rehype.ts
index a93a92d5d8ce..3db1a3070b2c 100644
--- a/packages/astro/src/jsx/rehype.ts
+++ b/packages/astro/src/jsx/rehype.ts
@@ -50,7 +50,6 @@ export const rehypeAnalyzeAstroMetadata: RehypePlugin = () => {
 					(attr) => attr.type === 'mdxJsxAttribute' && attr.name.startsWith('client:'),
 				) as MdxJsxAttribute | undefined;
 				if (clientAttribute) {
-					// eslint-disable-next-line
 					console.warn(
 						`You are attempting to render <${node.name!} ${
 							clientAttribute.name
diff --git a/packages/astro/src/prefetch/index.ts b/packages/astro/src/prefetch/index.ts
index 3eb8cd57018e..70f7052d36ca 100644
--- a/packages/astro/src/prefetch/index.ts
+++ b/packages/astro/src/prefetch/index.ts
@@ -2,7 +2,6 @@
   NOTE: Do not add any dependencies or imports in this file so that it can load quickly in dev.
 */
 
-// eslint-disable-next-line no-console
 const debug = import.meta.env.DEV ? console.debug : undefined;
 const inBrowser = import.meta.env.SSR === false;
 // Track prefetched URLs so we don't prefetch twice
diff --git a/packages/astro/src/runtime/client/dev-toolbar/settings.ts b/packages/astro/src/runtime/client/dev-toolbar/settings.ts
index 2f5eabe6d333..85a1322c14fa 100644
--- a/packages/astro/src/runtime/client/dev-toolbar/settings.ts
+++ b/packages/astro/src/runtime/client/dev-toolbar/settings.ts
@@ -35,7 +35,6 @@ function getSettings() {
 	}
 
 	function log(message: string, level: 'log' | 'warn' | 'error' = 'log') {
-		// eslint-disable-next-line no-console
 		console[level](
 			`%cAstro`,
 			'background: linear-gradient(66.77deg, #D83333 0%, #F041FF 100%); color: white; padding-inline: 4px; border-radius: 2px; font-family: monospace;',
diff --git a/packages/astro/src/runtime/client/dev-toolbar/toolbar.ts b/packages/astro/src/runtime/client/dev-toolbar/toolbar.ts
index c2869270ded2..a0969c18dd31 100644
--- a/packages/astro/src/runtime/client/dev-toolbar/toolbar.ts
+++ b/packages/astro/src/runtime/client/dev-toolbar/toolbar.ts
@@ -1,4 +1,3 @@
-/* eslint-disable no-console */
 import type { ResolvedDevToolbarApp as DevToolbarAppDefinition } from '../../../@types/astro.js';
 import { type ToolbarAppEventTarget, serverHelpers } from './helpers.js';
 import { settings } from './settings.js';
diff --git a/packages/astro/src/runtime/client/dev-toolbar/ui-library/radio-checkbox.ts b/packages/astro/src/runtime/client/dev-toolbar/ui-library/radio-checkbox.ts
index 79508cc694e1..a223bf1a848b 100644
--- a/packages/astro/src/runtime/client/dev-toolbar/ui-library/radio-checkbox.ts
+++ b/packages/astro/src/runtime/client/dev-toolbar/ui-library/radio-checkbox.ts
@@ -14,7 +14,6 @@ export class DevToolbarRadioCheckbox extends HTMLElement {
 
 	set radioStyle(value) {
 		if (!styles.includes(value)) {
-			// eslint-disable-next-line no-console
 			console.error(`Invalid style: ${value}, expected one of ${styles.join(', ')}.`);
 			return;
 		}
diff --git a/packages/astro/src/runtime/server/astro-island.ts b/packages/astro/src/runtime/server/astro-island.ts
index 252ed65c8618..d9a13146e510 100644
--- a/packages/astro/src/runtime/server/astro-island.ts
+++ b/packages/astro/src/runtime/server/astro-island.ts
@@ -45,7 +45,7 @@ declare const Astro: {
 		return Object.fromEntries(Object.entries(raw).map(([key, value]) => [key, reviveTuple(value)]));
 	};
 
-	// 🌊🏝️🌴
+	// 🌊🏝🌴
 	class AstroIsland extends HTMLElement {
 		public Component: any;
 		public hydrator: any;
@@ -127,7 +127,6 @@ declare const Astro: {
 					this,
 				);
 			} catch (e) {
-				// eslint-disable-next-line no-console
 				console.error(`[astro-island] Error hydrating ${this.getAttribute('component-url')}`, e);
 			}
 		}
@@ -179,7 +178,6 @@ declare const Astro: {
 					componentName += ` (export ${componentExport})`;
 				}
 
-				// eslint-disable-next-line no-console
 				console.error(
 					`[hydrate] Error parsing props for component ${componentName}`,
 					this.getAttribute('props'),
diff --git a/packages/astro/src/runtime/server/render/astro/instance.ts b/packages/astro/src/runtime/server/render/astro/instance.ts
index 3246a7e1b294..2df412e81b36 100644
--- a/packages/astro/src/runtime/server/render/astro/instance.ts
+++ b/packages/astro/src/runtime/server/render/astro/instance.ts
@@ -77,7 +77,6 @@ function validateComponentProps(props: any, displayName: string) {
 	if (props != null) {
 		for (const prop of Object.keys(props)) {
 			if (prop.startsWith('client:')) {
-				// eslint-disable-next-line
 				console.warn(
 					`You are attempting to render <${displayName} ${prop} />, but ${displayName} is an Astro component. Astro components do not render in the client and should not have a hydration directive. Please use a framework component for client rendering.`,
 				);
diff --git a/packages/astro/src/runtime/server/render/component.ts b/packages/astro/src/runtime/server/render/component.ts
index 449f58fbcc7d..c667cd2d3cbc 100644
--- a/packages/astro/src/runtime/server/render/component.ts
+++ b/packages/astro/src/runtime/server/render/component.ts
@@ -265,7 +265,6 @@ If you're still stuck, please open an issue on GitHub or join us at https://astr
 				: metadata.hydrateArgs;
 			if (!clientOnlyValues.has(rendererName)) {
 				// warning if provide incorrect client:only directive but find the renderer by guess
-				// eslint-disable-next-line no-console
 				console.warn(
 					`The client:only directive for ${metadata.displayName} is not recognized. The renderer ${renderer.name} will be used. If you intended to use a different renderer, please provide a valid client:only directive.`,
 				);
diff --git a/packages/astro/src/runtime/server/render/util.ts b/packages/astro/src/runtime/server/render/util.ts
index 67c0d842306b..5dd428b9b11d 100644
--- a/packages/astro/src/runtime/server/render/util.ts
+++ b/packages/astro/src/runtime/server/render/util.ts
@@ -76,7 +76,6 @@ export function addAttribute(value: any, key: string, shouldEscape = true) {
 
 	// compiler directives cannot be applied dynamically, log a warning and ignore.
 	if (STATIC_DIRECTIVES.has(key)) {
-		// eslint-disable-next-line no-console
 		console.warn(`[astro] The "${key}" directive cannot be applied dynamically at runtime. It will not be rendered as an attribute.
 
 Make sure to use the static attribute syntax (\`${key}={value}\`) instead of the dynamic spread syntax (\`{...{ "${key}": value }}\`).`);
diff --git a/packages/astro/src/runtime/server/transition.ts b/packages/astro/src/runtime/server/transition.ts
index 8887d3dae4ed..616237c05d3a 100644
--- a/packages/astro/src/runtime/server/transition.ts
+++ b/packages/astro/src/runtime/server/transition.ts
@@ -77,7 +77,7 @@ function reEncode(s: string) {
 				codepoint < 0x80
 					? codepoint === 95
 						? '__'
-						: reEncodeValidChars[codepoint] ?? '_' + codepoint.toString(16).padStart(2, '0')
+						: (reEncodeValidChars[codepoint] ?? '_' + codepoint.toString(16).padStart(2, '0'))
 					: String.fromCodePoint(codepoint);
 		}
 	}
diff --git a/packages/astro/src/transitions/router.ts b/packages/astro/src/transitions/router.ts
index 388f7a2cdbbc..ddce9ff21634 100644
--- a/packages/astro/src/transitions/router.ts
+++ b/packages/astro/src/transitions/router.ts
@@ -543,7 +543,7 @@ async function transition(
 		// This log doesn't make it worse than before, where we got error messages about uncaught exceptions, which can't be caught when the trigger was a click or history traversal.
 		// Needs more investigation on root causes if errors still occur sporadically
 		const err = e as Error;
-		// eslint-disable-next-line no-console
+		// biome-ignore lint/suspicious/noConsoleLog: allowed
 		console.log('[astro]', err.name, err.message, err.stack);
 	}
 }
@@ -558,7 +558,6 @@ export async function navigate(href: string, options?: Options) {
 				'The view transitions client API was called during a server side render. This may be unintentional as the navigate() function is expected to be called in response to user interactions. Please make sure that your usage is correct.',
 			);
 			warning.name = 'Warning';
-			// eslint-disable-next-line no-console
 			console.warn(warning);
 			navigateOnServerWarned = true;
 		}
diff --git a/packages/astro/src/vite-plugin-astro-server/route.ts b/packages/astro/src/vite-plugin-astro-server/route.ts
index 58113891e8b0..30a6eda0190e 100644
--- a/packages/astro/src/vite-plugin-astro-server/route.ts
+++ b/packages/astro/src/vite-plugin-astro-server/route.ts
@@ -235,7 +235,7 @@ export async function handleRoute({
 			req({
 				url: pathname,
 				method: incomingRequest.method,
-				statusCode: isRewrite ? response.status : status ?? response.status,
+				statusCode: isRewrite ? response.status : (status ?? response.status),
 				isRewrite,
 				reqTime: timeEnd - timeStart,
 			}),
diff --git a/packages/astro/src/vite-plugin-astro-server/vite.ts b/packages/astro/src/vite-plugin-astro-server/vite.ts
index 147853954273..697174571fdb 100644
--- a/packages/astro/src/vite-plugin-astro-server/vite.ts
+++ b/packages/astro/src/vite-plugin-astro-server/vite.ts
@@ -27,7 +27,7 @@ export async function* crawlGraph(
 		? // "getModulesByFile" pulls from a delayed module cache (fun implementation detail),
 			// So we can get up-to-date info on initial server load.
 			// Needed for slower CSS preprocessing like Tailwind
-			loader.getModulesByFile(id) ?? new Set()
+			(loader.getModulesByFile(id) ?? new Set())
 		: // For non-root files, we're safe to pull from "getModuleById" based on testing.
 			// TODO: Find better invalidation strategy to use "getModuleById" in all cases!
 			new Set([loader.getModuleById(id)]);
diff --git a/packages/astro/templates/env/module.mjs b/packages/astro/templates/env/module.mjs
index d7637af15787..648556cf12c8 100644
--- a/packages/astro/templates/env/module.mjs
+++ b/packages/astro/templates/env/module.mjs
@@ -26,7 +26,6 @@ const _internalGetSecret = (key) => {
 };
 
 // used while generating the virtual module
-// eslint-disable-next-line @typescript-eslint/no-unused-vars
-setOnSetGetEnv((reset) => {
+setOnSetGetEnv((_reset) => {
 	// @@ON_SET_GET_ENV@@
 });
diff --git a/packages/astro/test/0-css.test.js b/packages/astro/test/0-css.test.js
index a582f9e7196d..65010f5803d2 100644
--- a/packages/astro/test/0-css.test.js
+++ b/packages/astro/test/0-css.test.js
@@ -75,7 +75,7 @@ describe('CSS', function () {
 				assert.equal($('#no-scope').attr('class'), undefined);
 			});
 
-			it('Child inheritance', (t, done) => {
+			it('Child inheritance', (_t, done) => {
 				for (const [key] of Object.entries($('#passed-in')[0].attribs)) {
 					if (/^data-astro-cid-[A-Za-z\d-]+/.test(key)) {
 						done();
diff --git a/packages/astro/test/alias-tsconfig-baseurl-only.test.js b/packages/astro/test/alias-tsconfig-baseurl-only.test.js
index 20c2884ccb06..ecf1dea24084 100644
--- a/packages/astro/test/alias-tsconfig-baseurl-only.test.js
+++ b/packages/astro/test/alias-tsconfig-baseurl-only.test.js
@@ -13,7 +13,7 @@ describe('Aliases with tsconfig.json - baseUrl only', () => {
 	function getLinks(html) {
 		let $ = cheerio.load(html);
 		let out = [];
-		$('link[rel=stylesheet]').each((i, el) => {
+		$('link[rel=stylesheet]').each((_i, el) => {
 			out.push($(el).attr('href'));
 		});
 		return out;
diff --git a/packages/astro/test/alias-tsconfig.test.js b/packages/astro/test/alias-tsconfig.test.js
index 86853baf2320..958251dda1da 100644
--- a/packages/astro/test/alias-tsconfig.test.js
+++ b/packages/astro/test/alias-tsconfig.test.js
@@ -13,7 +13,7 @@ describe('Aliases with tsconfig.json', () => {
 	function getLinks(html) {
 		let $ = cheerio.load(html);
 		let out = [];
-		$('link[rel=stylesheet]').each((i, el) => {
+		$('link[rel=stylesheet]').each((_i, el) => {
 			out.push($(el).attr('href'));
 		});
 		return out;
diff --git a/packages/astro/test/astro-assets-prefix-multi-cdn.test.js b/packages/astro/test/astro-assets-prefix-multi-cdn.test.js
index 9dbf259b2d96..52db4225fa46 100644
--- a/packages/astro/test/astro-assets-prefix-multi-cdn.test.js
+++ b/packages/astro/test/astro-assets-prefix-multi-cdn.test.js
@@ -31,7 +31,7 @@ describe('Assets Prefix Multiple CDN - Static', () => {
 		const html = await fixture.readFile('/index.html');
 		const $ = cheerio.load(html);
 		const stylesheets = $('link[rel="stylesheet"]');
-		stylesheets.each((i, el) => {
+		stylesheets.each((_i, el) => {
 			assert.match(el.attribs.href, cssAssetsPrefixRegex);
 		});
 	});
@@ -62,7 +62,7 @@ describe('Assets Prefix Multiple CDN - Static', () => {
 		const html = await fixture.readFile('/markdown/index.html');
 		const $ = cheerio.load(html);
 		const imgAssets = $('img');
-		imgAssets.each((i, el) => {
+		imgAssets.each((_i, el) => {
 			assert.match(el.attribs.src, defaultAssetsPrefixRegex);
 		});
 	});
@@ -98,7 +98,7 @@ describe('Assets Prefix Multiple CDN, server', () => {
 		const html = await response.text();
 		const $ = cheerio.load(html);
 		const stylesheets = $('link[rel="stylesheet"]');
-		stylesheets.each((i, el) => {
+		stylesheets.each((_i, el) => {
 			assert.match(el.attribs.href, cssAssetsPrefixRegex);
 		});
 	});
diff --git a/packages/astro/test/astro-assets-prefix.test.js b/packages/astro/test/astro-assets-prefix.test.js
index 4987c64e19ba..3e2d5c0477ee 100644
--- a/packages/astro/test/astro-assets-prefix.test.js
+++ b/packages/astro/test/astro-assets-prefix.test.js
@@ -27,7 +27,7 @@ describe('Assets Prefix - Static', () => {
 		const html = await fixture.readFile('/index.html');
 		const $ = cheerio.load(html);
 		const stylesheets = $('link[rel="stylesheet"]');
-		stylesheets.each((i, el) => {
+		stylesheets.each((_i, el) => {
 			assert.match(el.attribs.href, assetsPrefixRegex);
 		});
 	});
@@ -58,7 +58,7 @@ describe('Assets Prefix - Static', () => {
 		const html = await fixture.readFile('/markdown/index.html');
 		const $ = cheerio.load(html);
 		const imgAssets = $('img');
-		imgAssets.each((i, el) => {
+		imgAssets.each((_i, el) => {
 			assert.match(el.attribs.src, assetsPrefixRegex);
 		});
 	});
@@ -91,7 +91,7 @@ describe('Assets Prefix - with path prefix', () => {
 		const html = await fixture.readFile('/index.html');
 		const $ = cheerio.load(html);
 		const stylesheets = $('link[rel="stylesheet"]');
-		stylesheets.each((i, el) => {
+		stylesheets.each((_i, el) => {
 			assert.match(el.attribs.href, /^\/starting-slash\/.*/);
 		});
 	});
@@ -122,7 +122,7 @@ describe('Assets Prefix, server', () => {
 		const html = await response.text();
 		const $ = cheerio.load(html);
 		const stylesheets = $('link[rel="stylesheet"]');
-		stylesheets.each((i, el) => {
+		stylesheets.each((_i, el) => {
 			assert.match(el.attribs.href, assetsPrefixRegex);
 		});
 	});
@@ -185,7 +185,7 @@ describe('Assets Prefix, with path prefix', () => {
 		const html = await response.text();
 		const $ = cheerio.load(html);
 		const stylesheets = $('link[rel="stylesheet"]');
-		stylesheets.each((i, el) => {
+		stylesheets.each((_i, el) => {
 			assert.match(el.attribs.href, /^\/starting-slash\/.*/);
 		});
 	});
diff --git a/packages/astro/test/astro-component-code.test.js b/packages/astro/test/astro-component-code.test.js
index 6124e60541bf..314a59306b4b 100644
--- a/packages/astro/test/astro-component-code.test.js
+++ b/packages/astro/test/astro-component-code.test.js
@@ -85,7 +85,7 @@ describe('<Code>', () => {
 		assert.equal($('pre').attr('class'), 'astro-code css-variables');
 		assert.deepEqual(
 			$('pre, pre span')
-				.map((i, f) => (f.attribs ? f.attribs.style : 'no style found'))
+				.map((_i, f) => (f.attribs ? f.attribs.style : 'no style found'))
 				.toArray(),
 			[
 				'background-color:var(--astro-code-color-background);color:var(--astro-code-color-text); overflow-x: auto;',
diff --git a/packages/astro/test/astro-dev-http2.test.js b/packages/astro/test/astro-dev-http2.test.js
index 10521b8cb09c..a4ea53b3ed70 100644
--- a/packages/astro/test/astro-dev-http2.test.js
+++ b/packages/astro/test/astro-dev-http2.test.js
@@ -23,7 +23,6 @@ describe('Astro HTTP/2 support', () => {
 			const result = await fixture.fetch('/');
 			assert.equal(result.status, 200);
 			const html = await result.text();
-			console.log(result.headers);
 			const $ = cheerio.load(html);
 			const urlString = $('main').text();
 			assert.equal(Boolean(urlString), true);
diff --git a/packages/astro/test/astro-scripts.test.js b/packages/astro/test/astro-scripts.test.js
index 001242d3bea5..7086c91cccb2 100644
--- a/packages/astro/test/astro-scripts.test.js
+++ b/packages/astro/test/astro-scripts.test.js
@@ -172,7 +172,7 @@ describe('Scripts (hoisted and not)', () => {
 
 			let found = 0;
 			let moduleScripts = $('[type=module]');
-			moduleScripts.each((i, el) => {
+			moduleScripts.each((_i, el) => {
 				if (
 					$(el).attr('src').includes('Glob/GlobComponent.astro?astro&type=script&index=0&lang.ts')
 				) {
@@ -188,7 +188,7 @@ describe('Scripts (hoisted and not)', () => {
 			let $ = cheerio.load(html);
 			let found = 0;
 			let moduleScripts = $('[type=module]');
-			moduleScripts.each((i, el) => {
+			moduleScripts.each((_i, el) => {
 				if ($(el).attr('src').includes('?astro&type=script&index=0&lang.ts')) {
 					found++;
 				}
@@ -202,7 +202,7 @@ describe('Scripts (hoisted and not)', () => {
 			let $ = cheerio.load(html);
 			let found = 0;
 			let moduleScripts = $('[type=module]');
-			moduleScripts.each((i, el) => {
+			moduleScripts.each((_i, el) => {
 				if ($(el).attr('src').includes('@id/astro:scripts/page.js')) {
 					found++;
 				}
diff --git a/packages/astro/test/content-layer.test.js b/packages/astro/test/content-layer.test.js
index 78cde2bff2e8..d8bd7bd2d052 100644
--- a/packages/astro/test/content-layer.test.js
+++ b/packages/astro/test/content-layer.test.js
@@ -149,7 +149,6 @@ describe('Content Layer', () => {
 		});
 
 		it('handles remote images in custom loaders', async () => {
-			console.log(json.images[1].data.image);
 			assert.ok(json.images[1].data.image.startsWith('https://'));
 		});
 
diff --git a/packages/astro/test/core-image.test.js b/packages/astro/test/core-image.test.js
index 887a3a35de69..98656f4f0d7c 100644
--- a/packages/astro/test/core-image.test.js
+++ b/packages/astro/test/core-image.test.js
@@ -562,7 +562,7 @@ describe('astro:image', () => {
 			it('has proper sources for array of images', () => {
 				let $img = $('#array-of-images img');
 				const imgsSrcs = [];
-				$img.each((i, img) => imgsSrcs.push(img.attribs['src']));
+				$img.each((_i, img) => imgsSrcs.push(img.attribs['src']));
 				assert.equal($img.length, 2);
 				assert.equal(
 					imgsSrcs.every((img) => img.startsWith('/')),
diff --git a/packages/astro/test/css-order-import.test.js b/packages/astro/test/css-order-import.test.js
index 05b0614991d0..f8a9cf5b2b02 100644
--- a/packages/astro/test/css-order-import.test.js
+++ b/packages/astro/test/css-order-import.test.js
@@ -22,7 +22,7 @@ describe('CSS ordering - import order', () => {
 	function getLinks(html) {
 		let $ = cheerio.load(html);
 		let out = [];
-		$('link[rel=stylesheet]').each((i, el) => {
+		$('link[rel=stylesheet]').each((_i, el) => {
 			out.push($(el).attr('href'));
 		});
 		return out;
@@ -31,7 +31,7 @@ describe('CSS ordering - import order', () => {
 	function getStyles(html) {
 		let $ = cheerio.load(html);
 		let out = [];
-		$('style').each((i, el) => {
+		$('style').each((_i, el) => {
 			out.push($(el).text());
 		});
 		return out;
diff --git a/packages/astro/test/css-order-layout.test.js b/packages/astro/test/css-order-layout.test.js
index 1871e812b7d1..c08c5be1c7ed 100644
--- a/packages/astro/test/css-order-layout.test.js
+++ b/packages/astro/test/css-order-layout.test.js
@@ -22,7 +22,7 @@ describe('CSS ordering - import order with layouts', () => {
 	function getLinks(html) {
 		let $ = cheerio.load(html);
 		let out = [];
-		$('link[rel=stylesheet]').each((i, el) => {
+		$('link[rel=stylesheet]').each((_i, el) => {
 			out.push($(el).attr('href'));
 		});
 		return out;
diff --git a/packages/astro/test/css-order.test.js b/packages/astro/test/css-order.test.js
index e839ef744e5b..46bacd0f8cea 100644
--- a/packages/astro/test/css-order.test.js
+++ b/packages/astro/test/css-order.test.js
@@ -8,7 +8,7 @@ describe('CSS production ordering', () => {
 	function getLinks(html) {
 		let $ = cheerio.load(html);
 		let out = [];
-		$('link[rel=stylesheet]').each((i, el) => {
+		$('link[rel=stylesheet]').each((_i, el) => {
 			out.push($(el).attr('href'));
 		});
 		return out;
diff --git a/packages/astro/test/page-format.test.js b/packages/astro/test/page-format.test.js
index d6b98b4f71e8..3b12a79b1d58 100644
--- a/packages/astro/test/page-format.test.js
+++ b/packages/astro/test/page-format.test.js
@@ -73,7 +73,6 @@ describe('build.format', () => {
 			it('Astro.url points to right file', async () => {
 				let html = await fixture.readFile('/nested/index.html');
 				let $ = cheerio.load(html);
-				console.log(html);
 				assert.equal($('h2').text(), '/test/nested/');
 			});
 		});
diff --git a/packages/astro/test/rewrite.test.js b/packages/astro/test/rewrite.test.js
index 26cdac5c04c7..273e11d0730d 100644
--- a/packages/astro/test/rewrite.test.js
+++ b/packages/astro/test/rewrite.test.js
@@ -331,8 +331,6 @@ describe('SSR rewrite, hybrid/server', () => {
 		const html = await response.text();
 		const $ = cheerioLoad(html);
 
-		console.log(html);
-
 		assert.match($('h1').text(), /Title/);
 		assert.match($('p').text(), /some-slug/);
 	});
diff --git a/packages/astro/test/ssr-dynamic.test.js b/packages/astro/test/ssr-dynamic.test.js
index b532ac929338..dc9037bb64c3 100644
--- a/packages/astro/test/ssr-dynamic.test.js
+++ b/packages/astro/test/ssr-dynamic.test.js
@@ -29,7 +29,6 @@ describe('Dynamic pages in SSR', () => {
 							const entrypoint = fileURLToPath(
 								new URL(`${root}.astro/test.astro`, import.meta.url),
 							);
-							console.log(entrypoint);
 							mkdirSync(dirname(entrypoint), { recursive: true });
 							writeFileSync(entrypoint, '<h1>Index</h1>');
 
diff --git a/packages/astro/test/types/call-action.ts b/packages/astro/test/types/call-action.ts
index 91610558586f..644619132ded 100644
--- a/packages/astro/test/types/call-action.ts
+++ b/packages/astro/test/types/call-action.ts
@@ -15,7 +15,6 @@ describe('Astro.callAction', () => {
 				return { name };
 			},
 		});
-		// eslint-disable-next-line @typescript-eslint/no-unused-vars
 		const result = await context.callAction(action, { name: 'Ben' });
 		expectTypeOf<typeof result>().toEqualTypeOf<ActionReturnType<typeof action>>();
 	});
@@ -31,7 +30,6 @@ describe('Astro.callAction', () => {
 				return { name };
 			},
 		});
-		// eslint-disable-next-line @typescript-eslint/no-unused-vars
 		const result = await context.callAction(action, new FormData());
 		expectTypeOf<typeof result>().toEqualTypeOf<ActionReturnType<typeof action>>();
 	});
@@ -47,7 +45,6 @@ describe('Astro.callAction', () => {
 				return { name };
 			},
 		});
-		// eslint-disable-next-line @typescript-eslint/no-unused-vars
 		const result = await context.callAction(action.orThrow, new FormData());
 		expectTypeOf<typeof result>().toEqualTypeOf<ActionReturnType<(typeof action)['orThrow']>>();
 	});
diff --git a/packages/astro/test/vue-component.test.js b/packages/astro/test/vue-component.test.js
index c7770281f97c..afb0f604d4c1 100644
--- a/packages/astro/test/vue-component.test.js
+++ b/packages/astro/test/vue-component.test.js
@@ -34,7 +34,7 @@ describe.skip('Vue component build', { todo: 'This test currently times out, inv
 		assert.equal($('my-button').length, 7);
 
 		// test 5: components with identical render output and props have been deduplicated
-		const uniqueRootUIDs = $('astro-island').map((i, el) => $(el).attr('uid'));
+		const uniqueRootUIDs = $('astro-island').map((_i, el) => $(el).attr('uid'));
 		assert.equal(new Set(uniqueRootUIDs).size, 5);
 
 		// test 6: import public files work
diff --git a/packages/create-astro/create-astro.mjs b/packages/create-astro/create-astro.mjs
index f9df779d871c..5e25e5e94a3d 100755
--- a/packages/create-astro/create-astro.mjs
+++ b/packages/create-astro/create-astro.mjs
@@ -1,5 +1,5 @@
 #!/usr/bin/env node
-/* eslint-disable no-console */
+
 'use strict';
 
 const currentVersion = process.versions.node;
diff --git a/packages/create-astro/src/index.ts b/packages/create-astro/src/index.ts
index 9f2a50a8b669..fdd0aa32c633 100644
--- a/packages/create-astro/src/index.ts
+++ b/packages/create-astro/src/index.ts
@@ -18,7 +18,7 @@ process.on('SIGTERM', exit);
 
 export async function main() {
 	// Add some extra spacing from the noisy npm/pnpm init output
-	// eslint-disable-next-line no-console
+	// biome-ignore lint/suspicious/noConsoleLog: allowed
 	console.log('');
 	// NOTE: In the v7.x version of npm, the default behavior of `npm init` was changed
 	// to no longer require `--` to pass args and instead pass `--` directly to us. This
@@ -47,7 +47,7 @@ export async function main() {
 		await step(ctx);
 	}
 
-	// eslint-disable-next-line no-console
+	// biome-ignore lint/suspicious/noConsoleLog: allowed
 	console.log('');
 
 	const labels = {
diff --git a/packages/db/src/core/integration/index.ts b/packages/db/src/core/integration/index.ts
index 2a5824c35b4f..6debb40176ab 100644
--- a/packages/db/src/core/integration/index.ts
+++ b/packages/db/src/core/integration/index.ts
@@ -134,7 +134,7 @@ function astroDBIntegration(): AstroIntegration {
 					...CONFIG_FILE_NAMES.map((c) => new URL(c, getDbDirectoryUrl(root))),
 					...configFileDependencies.map((c) => new URL(c, root)),
 				];
-				server.watcher.on('all', (event, relativeEntry) => {
+				server.watcher.on('all', (_event, relativeEntry) => {
 					const entry = new URL(relativeEntry, root);
 					if (filesToWatch.some((f) => entry.href === f.href)) {
 						server.restart();
diff --git a/packages/db/src/core/queries.ts b/packages/db/src/core/queries.ts
index cf472d423632..e77578ac2058 100644
--- a/packages/db/src/core/queries.ts
+++ b/packages/db/src/core/queries.ts
@@ -191,7 +191,7 @@ function getDefaultValueSql(columnName: string, column: DBColumnWithDefault): st
 			try {
 				stringified = JSON.stringify(column.schema.default);
 			} catch {
-				// eslint-disable-next-line no-console
+				// biome-ignore lint/suspicious/noConsoleLog: allowed
 				console.log(
 					`Invalid default value for column ${bold(
 						columnName,
diff --git a/packages/db/test/integrations.test.js b/packages/db/test/integrations.test.js
index fb68d20f4220..b05b28d6a670 100644
--- a/packages/db/test/integrations.test.js
+++ b/packages/db/test/integrations.test.js
@@ -15,7 +15,6 @@ describe('astro:db with integrations', () => {
 		let devServer;
 
 		before(async () => {
-			console.log('starting dev server');
 			devServer = await fixture.startDevServer();
 		});
 
diff --git a/packages/integrations/markdoc/src/index.ts b/packages/integrations/markdoc/src/index.ts
index dfc4ebe37d22..d328d4a8d889 100644
--- a/packages/integrations/markdoc/src/index.ts
+++ b/packages/integrations/markdoc/src/index.ts
@@ -38,7 +38,7 @@ export default function markdocIntegration(options?: MarkdocIntegrationOptions):
 				});
 			},
 			'astro:server:setup': async ({ server }) => {
-				server.watcher.on('all', (event, entry) => {
+				server.watcher.on('all', (_event, entry) => {
 					if (SUPPORTED_MARKDOC_CONFIG_FILES.some((f) => entry.endsWith(f))) {
 						server.restart();
 					}
diff --git a/packages/integrations/partytown/src/sirv.ts b/packages/integrations/partytown/src/sirv.ts
index 9dc8f74a0ebf..f0ae94026c22 100644
--- a/packages/integrations/partytown/src/sirv.ts
+++ b/packages/integrations/partytown/src/sirv.ts
@@ -89,7 +89,7 @@ function viaLocal(dir, isEtag, uri, extns) {
 	}
 }
 
-function is404(req, res) {
+function is404(_req, res) {
 	return (res.statusCode = 404), res.end();
 }
 
diff --git a/packages/integrations/react/test/react-component.test.js b/packages/integrations/react/test/react-component.test.js
index 25a35f49dbba..fbe88d65f281 100644
--- a/packages/integrations/react/test/react-component.test.js
+++ b/packages/integrations/react/test/react-component.test.js
@@ -46,7 +46,7 @@ describe('React Components', () => {
 			assert.equal($('astro-island[uid]').length, 9);
 
 			// test 9: Check island deduplication
-			const uniqueRootUIDs = new Set($('astro-island').map((i, el) => $(el).attr('uid')));
+			const uniqueRootUIDs = new Set($('astro-island').map((_i, el) => $(el).attr('uid')));
 			assert.equal(uniqueRootUIDs.size, 8);
 
 			// test 10: Should properly render children passed as props
diff --git a/packages/markdown/remark/src/index.ts b/packages/markdown/remark/src/index.ts
index 66cf00043ff4..5849f5799a3b 100644
--- a/packages/markdown/remark/src/index.ts
+++ b/packages/markdown/remark/src/index.ts
@@ -130,7 +130,6 @@ export async function createMarkdownProcessor(
 				// Ensure that the error message contains the input filename
 				// to make it easier for the user to fix the issue
 				err = prefixError(err, `Failed to parse Markdown file "${vfile.path}"`);
-				// eslint-disable-next-line no-console
 				console.error(err);
 				throw err;
 			});
diff --git a/packages/markdown/remark/src/shiki.ts b/packages/markdown/remark/src/shiki.ts
index 0028ec927f1d..28f51c5e8554 100644
--- a/packages/markdown/remark/src/shiki.ts
+++ b/packages/markdown/remark/src/shiki.ts
@@ -61,7 +61,6 @@ export async function createShikiHighlighter({
 				try {
 					await highlighter.loadLanguage(lang as BundledLanguage);
 				} catch (_err) {
-					// eslint-disable-next-line no-console
 					console.warn(
 						`[Shiki] The language "${lang}" doesn't exist, falling back to "plaintext".`,
 					);
diff --git a/packages/markdown/remark/test/plugins.test.js b/packages/markdown/remark/test/plugins.test.js
index dd0233baa491..c52955f83902 100644
--- a/packages/markdown/remark/test/plugins.test.js
+++ b/packages/markdown/remark/test/plugins.test.js
@@ -10,7 +10,7 @@ describe('plugins', () => {
 		const processor = await createMarkdownProcessor({
 			remarkPlugins: [
 				() => {
-					const transformer = (tree, file) => {
+					const transformer = (_tree, file) => {
 						context = file;
 					};
 					return transformer;
diff --git a/packages/studio/src/core/tokens.ts b/packages/studio/src/core/tokens.ts
index 43919ce7f36f..0fb718e5d00a 100644
--- a/packages/studio/src/core/tokens.ts
+++ b/packages/studio/src/core/tokens.ts
@@ -151,7 +151,6 @@ class ManagedRemoteAppToken implements ManagedAppToken {
 				throw new Error(`Unexpected response: ${response.status} ${response.statusText}`);
 			}
 		} catch (error: any) {
-			// eslint-disable-next-line no-console
 			console.error('Failed to delete token.', error?.message);
 		}
 	}
@@ -187,17 +186,14 @@ export async function getManagedAppTokenOrExit(token?: string): Promise<ManagedA
 	const sessionToken = await getSessionIdFromFile();
 	if (!sessionToken) {
 		if (ci.isCI) {
-			// eslint-disable-next-line no-console
 			console.error(MISSING_SESSION_ID_CI_ERROR);
 		} else {
-			// eslint-disable-next-line no-console
 			console.error(MISSING_SESSION_ID_ERROR);
 		}
 		process.exit(1);
 	}
 	const projectId = await getProjectIdFromFile();
 	if (!projectId) {
-		// eslint-disable-next-line no-console
 		console.error(MISSING_PROJECT_ID_ERROR);
 		process.exit(1);
 	}
diff --git a/packages/upgrade/upgrade.mjs b/packages/upgrade/upgrade.mjs
index f9df779d871c..5e25e5e94a3d 100755
--- a/packages/upgrade/upgrade.mjs
+++ b/packages/upgrade/upgrade.mjs
@@ -1,5 +1,5 @@
 #!/usr/bin/env node
-/* eslint-disable no-console */
+
 'use strict';
 
 const currentVersion = process.versions.node;
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index c432f59b085d..4e65a860dfe5 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -16,8 +16,8 @@ importers:
         specifier: ^0.9.4
         version: 0.9.4(prettier-plugin-astro@0.14.1)(prettier@3.3.3)(typescript@5.6.2)
       '@biomejs/biome':
-        specifier: 1.8.3
-        version: 1.8.3
+        specifier: 1.9.3
+        version: 1.9.3
       '@changesets/changelog-github':
         specifier: ^0.5.0
         version: 0.5.0
@@ -5927,55 +5927,55 @@ packages:
     resolution: {integrity: sha512-vwIVdXG+j+FOpkwqHRcBgHLYNL7XMkufrlaFvL9o6Ai9sJn9+PdyIL5qa0XzTZw084c+u9LOls53eoZWP/W5WQ==}
     engines: {node: '>=6.9.0'}
 
-  '@biomejs/biome@1.8.3':
-    resolution: {integrity: sha512-/uUV3MV+vyAczO+vKrPdOW0Iaet7UnJMU4bNMinggGJTAnBPjCoLEYcyYtYHNnUNYlv4xZMH6hVIQCAozq8d5w==}
+  '@biomejs/biome@1.9.3':
+    resolution: {integrity: sha512-POjAPz0APAmX33WOQFGQrwLvlu7WLV4CFJMlB12b6ZSg+2q6fYu9kZwLCOA+x83zXfcPd1RpuWOKJW0GbBwLIQ==}
     engines: {node: '>=14.21.3'}
     hasBin: true
 
-  '@biomejs/cli-darwin-arm64@1.8.3':
-    resolution: {integrity: sha512-9DYOjclFpKrH/m1Oz75SSExR8VKvNSSsLnVIqdnKexj6NwmiMlKk94Wa1kZEdv6MCOHGHgyyoV57Cw8WzL5n3A==}
+  '@biomejs/cli-darwin-arm64@1.9.3':
+    resolution: {integrity: sha512-QZzD2XrjJDUyIZK+aR2i5DDxCJfdwiYbUKu9GzkCUJpL78uSelAHAPy7m0GuPMVtF/Uo+OKv97W3P9nuWZangQ==}
     engines: {node: '>=14.21.3'}
     cpu: [arm64]
     os: [darwin]
 
-  '@biomejs/cli-darwin-x64@1.8.3':
-    resolution: {integrity: sha512-UeW44L/AtbmOF7KXLCoM+9PSgPo0IDcyEUfIoOXYeANaNXXf9mLUwV1GeF2OWjyic5zj6CnAJ9uzk2LT3v/wAw==}
+  '@biomejs/cli-darwin-x64@1.9.3':
+    resolution: {integrity: sha512-vSCoIBJE0BN3SWDFuAY/tRavpUtNoqiceJ5PrU3xDfsLcm/U6N93JSM0M9OAiC/X7mPPfejtr6Yc9vSgWlEgVw==}
     engines: {node: '>=14.21.3'}
     cpu: [x64]
     os: [darwin]
 
-  '@biomejs/cli-linux-arm64-musl@1.8.3':
-    resolution: {integrity: sha512-9yjUfOFN7wrYsXt/T/gEWfvVxKlnh3yBpnScw98IF+oOeCYb5/b/+K7YNqKROV2i1DlMjg9g/EcN9wvj+NkMuQ==}
+  '@biomejs/cli-linux-arm64-musl@1.9.3':
+    resolution: {integrity: sha512-VBzyhaqqqwP3bAkkBrhVq50i3Uj9+RWuj+pYmXrMDgjS5+SKYGE56BwNw4l8hR3SmYbLSbEo15GcV043CDSk+Q==}
     engines: {node: '>=14.21.3'}
     cpu: [arm64]
     os: [linux]
 
-  '@biomejs/cli-linux-arm64@1.8.3':
-    resolution: {integrity: sha512-fed2ji8s+I/m8upWpTJGanqiJ0rnlHOK3DdxsyVLZQ8ClY6qLuPc9uehCREBifRJLl/iJyQpHIRufLDeotsPtw==}
+  '@biomejs/cli-linux-arm64@1.9.3':
+    resolution: {integrity: sha512-vJkAimD2+sVviNTbaWOGqEBy31cW0ZB52KtpVIbkuma7PlfII3tsLhFa+cwbRAcRBkobBBhqZ06hXoZAN8NODQ==}
     engines: {node: '>=14.21.3'}
     cpu: [arm64]
     os: [linux]
 
-  '@biomejs/cli-linux-x64-musl@1.8.3':
-    resolution: {integrity: sha512-UHrGJX7PrKMKzPGoEsooKC9jXJMa28TUSMjcIlbDnIO4EAavCoVmNQaIuUSH0Ls2mpGMwUIf+aZJv657zfWWjA==}
+  '@biomejs/cli-linux-x64-musl@1.9.3':
+    resolution: {integrity: sha512-TJmnOG2+NOGM72mlczEsNki9UT+XAsMFAOo8J0me/N47EJ/vkLXxf481evfHLlxMejTY6IN8SdRSiPVLv6AHlA==}
     engines: {node: '>=14.21.3'}
     cpu: [x64]
     os: [linux]
 
-  '@biomejs/cli-linux-x64@1.8.3':
-    resolution: {integrity: sha512-I8G2QmuE1teISyT8ie1HXsjFRz9L1m5n83U1O6m30Kw+kPMPSKjag6QGUn+sXT8V+XWIZxFFBoTDEDZW2KPDDw==}
+  '@biomejs/cli-linux-x64@1.9.3':
+    resolution: {integrity: sha512-x220V4c+romd26Mu1ptU+EudMXVS4xmzKxPVb9mgnfYlN4Yx9vD5NZraSx/onJnd3Gh/y8iPUdU5CDZJKg9COA==}
     engines: {node: '>=14.21.3'}
     cpu: [x64]
     os: [linux]
 
-  '@biomejs/cli-win32-arm64@1.8.3':
-    resolution: {integrity: sha512-J+Hu9WvrBevfy06eU1Na0lpc7uR9tibm9maHynLIoAjLZpQU3IW+OKHUtyL8p6/3pT2Ju5t5emReeIS2SAxhkQ==}
+  '@biomejs/cli-win32-arm64@1.9.3':
+    resolution: {integrity: sha512-lg/yZis2HdQGsycUvHWSzo9kOvnGgvtrYRgoCEwPBwwAL8/6crOp3+f47tPwI/LI1dZrhSji7PNsGKGHbwyAhw==}
     engines: {node: '>=14.21.3'}
     cpu: [arm64]
     os: [win32]
 
-  '@biomejs/cli-win32-x64@1.8.3':
-    resolution: {integrity: sha512-/PJ59vA1pnQeKahemaQf4Nyj7IKUvGQSc3Ze1uIGi+Wvr1xF7rGobSrAAG01T/gUDG21vkDsZYM03NAmPiVkqg==}
+  '@biomejs/cli-win32-x64@1.9.3':
+    resolution: {integrity: sha512-cQMy2zanBkVLpmmxXdK6YePzmZx0s5Z7KEnwmrW54rcXK3myCNbQa09SwGZ8i/8sLw0H9F3X7K4rxVNGU8/D4Q==}
     engines: {node: '>=14.21.3'}
     cpu: [x64]
     os: [win32]
@@ -11419,39 +11419,39 @@ snapshots:
       '@babel/helper-validator-identifier': 7.25.7
       to-fast-properties: 2.0.0
 
-  '@biomejs/biome@1.8.3':
+  '@biomejs/biome@1.9.3':
     optionalDependencies:
-      '@biomejs/cli-darwin-arm64': 1.8.3
-      '@biomejs/cli-darwin-x64': 1.8.3
-      '@biomejs/cli-linux-arm64': 1.8.3
-      '@biomejs/cli-linux-arm64-musl': 1.8.3
-      '@biomejs/cli-linux-x64': 1.8.3
-      '@biomejs/cli-linux-x64-musl': 1.8.3
-      '@biomejs/cli-win32-arm64': 1.8.3
-      '@biomejs/cli-win32-x64': 1.8.3
-
-  '@biomejs/cli-darwin-arm64@1.8.3':
+      '@biomejs/cli-darwin-arm64': 1.9.3
+      '@biomejs/cli-darwin-x64': 1.9.3
+      '@biomejs/cli-linux-arm64': 1.9.3
+      '@biomejs/cli-linux-arm64-musl': 1.9.3
+      '@biomejs/cli-linux-x64': 1.9.3
+      '@biomejs/cli-linux-x64-musl': 1.9.3
+      '@biomejs/cli-win32-arm64': 1.9.3
+      '@biomejs/cli-win32-x64': 1.9.3
+
+  '@biomejs/cli-darwin-arm64@1.9.3':
     optional: true
 
-  '@biomejs/cli-darwin-x64@1.8.3':
+  '@biomejs/cli-darwin-x64@1.9.3':
     optional: true
 
-  '@biomejs/cli-linux-arm64-musl@1.8.3':
+  '@biomejs/cli-linux-arm64-musl@1.9.3':
     optional: true
 
-  '@biomejs/cli-linux-arm64@1.8.3':
+  '@biomejs/cli-linux-arm64@1.9.3':
     optional: true
 
-  '@biomejs/cli-linux-x64-musl@1.8.3':
+  '@biomejs/cli-linux-x64-musl@1.9.3':
     optional: true
 
-  '@biomejs/cli-linux-x64@1.8.3':
+  '@biomejs/cli-linux-x64@1.9.3':
     optional: true
 
-  '@biomejs/cli-win32-arm64@1.8.3':
+  '@biomejs/cli-win32-arm64@1.9.3':
     optional: true
 
-  '@biomejs/cli-win32-x64@1.8.3':
+  '@biomejs/cli-win32-x64@1.9.3':
     optional: true
 
   '@bluwy/giget-core@0.1.0':