chore(prettier): uses javascript rc

.dockerignore

@@ -25,7 +25,7 @@ tsconfig.tsbuildinfo
 # Used when building with nextjs (next-eslint)
 !.eslintrc.base.json
 !.prettierignore
-!.prettierrc.json
+!.prettierrc.js
 !.eslintignore
 
 # npm

.prettierrc.js

@@ -0,0 +1,24 @@
+// @ts-check
+
+/**
+ * @type {import('prettier').Config}
+ */
+module.exports = {
+  singleQuote: true,
+  semi: true,
+  tabWidth: 2,
+  bracketSpacing: true,
+  trailingComma: 'es5',
+  bracketSameLine: false,
+  useTabs: false,
+  endOfLine: 'lf',
+  overrides: [
+    {
+      files: '*.md',
+      options: {
+        singleQuote: false,
+        quoteProps: 'preserve',
+      },
+    },
+  ],
+};