build: update to TypeScript 5.5 (#29217)

Updates the repo to the latest Angular `next` version and TypeScript 5.5 beta.

integration/ng-add-standalone/BUILD.bazel

@@ -30,6 +30,8 @@ node_integration_test(
         "rm -f %s/package.json" % APP_NAME,
         # Delete the Karma config since we need to use a headless browser.
         "rm -f %s/karma.conf.js" % APP_NAME,
+        # Delete the tsconfig since we have a pre-defined one.
+        "rm -f %s/tsconfig.json" % APP_NAME,
         # We can't name the checked-in config `angular.json`, because the CLI doesn't allow
         # `ng new` to run in a directory that has an `angular.json` already.
         "mv _angular.json angular.json",

integration/ng-add-standalone/package.json

@@ -35,6 +35,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.0.0",
-    "typescript": "~5.4.2"
+    "typescript": "5.5.1-rc"
   }
 }

integration/ng-add-standalone/tsconfig.json

@@ -0,0 +1,28 @@
+{
+  "compileOnSave": false,
+  "compilerOptions": {
+    "baseUrl": "./",
+    "outDir": "./dist/out-tsc",
+    "forceConsistentCasingInFileNames": true,
+    "strict": true,
+    "noImplicitOverride": true,
+    "noPropertyAccessFromIndexSignature": true,
+    "noImplicitReturns": true,
+    "noFallthroughCasesInSwitch": true,
+    "sourceMap": true,
+    "declaration": false,
+    "downlevelIteration": true,
+    "experimentalDecorators": true,
+    "moduleResolution": "node",
+    "importHelpers": false,
+    "target": "es2017",
+    "module": "es2020",
+    "lib": ["es2020", "dom"]
+  },
+  "angularCompilerOptions": {
+    "enableI18nLegacyMessageIdFormat": false,
+    "strictInjectionParameters": true,
+    "strictInputAccessModifiers": true,
+    "strictTemplates": true
+  }
+}