Switch to ESM (#2028)

.github/workflows/deploy-production-push.yml

@@ -13,7 +13,6 @@ jobs:
         filters: |
           web:
             - 'src/**'
-            - '.babelrc'
             - 'astro.config.mjs'
             - 'netlify.toml'
             - 'package-lock.json'

.vscode/settings.json

@@ -36,5 +36,6 @@
     "**/CONTRIBUTING.md": true,
     "**/LICENSE": true,
     "**/README.md": true,
-  }
+  },
+  "eslint.experimental.useFlatConfig": true
 }

astro.config.mjs

@@ -1,5 +1,5 @@
 import { defineConfig } from 'astro/config';
-import settings from './src/settings/global.json';
+import settings from '#settings/global';
 
 // https://astro.build/config
 export default defineConfig({

eslint.config.js

@@ -0,0 +1,130 @@
+import js from '@eslint/js';
+import eslintConfigPrettier from 'eslint-config-prettier';
+import globals from './globals.js';
+
+export default [
+  js.configs.recommended,
+  eslintConfigPrettier,
+  {
+    languageOptions: {
+      ecmaVersion: 2023,
+      sourceType: 'module',
+      globals: {
+        ...globals,
+      },
+    },
+    rules: {
+      indent: 'off',
+      'comma-dangle': [
+        'error',
+        {
+          arrays: 'always-multiline',
+          objects: 'always-multiline',
+          imports: 'always-multiline',
+          exports: 'only-multiline',
+          functions: 'never',
+        },
+      ],
+      quotes: [
+        'error',
+        'single',
+        {
+          avoidEscape: true,
+          allowTemplateLiterals: true,
+        },
+      ],
+      semi: ['error', 'always'],
+      'semi-spacing': [
+        'error',
+        {
+          before: false,
+          after: false,
+        },
+      ],
+      'no-trailing-spaces': 'error',
+      'no-duplicate-imports': 'error',
+      'no-useless-computed-key': 'error',
+      'rest-spread-spacing': ['error', 'never'],
+      'no-console': 'off',
+      eqeqeq: ['error', 'smart'],
+      'brace-style': [
+        'error',
+        '1tbs',
+        {
+          allowSingleLine: true,
+        },
+      ],
+      curly: 'off',
+      'object-shorthand': ['warn', 'always'],
+      'key-spacing': [
+        'error',
+        {
+          beforeColon: false,
+          afterColon: true,
+          mode: 'strict',
+        },
+      ],
+      camelcase: [
+        'warn',
+        {
+          properties: 'always',
+        },
+      ],
+      'dot-location': ['error', 'property'],
+      'generator-star-spacing': ['off'],
+      'block-spacing': ['error', 'always'],
+      'comma-style': ['error', 'last'],
+      'comma-spacing': [
+        'error',
+        {
+          before: false,
+          after: true,
+        },
+      ],
+      'no-extend-native': 'error',
+      'no-loop-func': 'error',
+      'no-implied-eval': 'error',
+      'no-iterator': 'error',
+      'no-label-var': 'error',
+      'no-multi-str': 'error',
+      'no-script-url': 'error',
+      'no-shadow-restricted-names': 'error',
+      'no-spaced-func': 'error',
+      'no-sparse-arrays': 'warn',
+      'no-fallthrough': 'warn',
+      'no-caller': 'error',
+      'no-eval': 'error',
+      'no-multiple-empty-lines': [
+        'error',
+        {
+          max: 2,
+          maxEOF: 1,
+        },
+      ],
+      'no-multi-spaces': [
+        'error',
+        {
+          ignoreEOLComments: true,
+        },
+      ],
+      'no-negated-in-lhs': 'error',
+      'no-new': 'error',
+      'no-new-require': 'error',
+      'block-scoped-var': 'error',
+      'no-use-before-define': 'warn',
+      'no-proto': 'error',
+      complexity: ['warn', 50],
+      'wrap-iife': ['error', 'outside'],
+      'new-parens': 'error',
+      'space-infix-ops': 'error',
+      'eol-last': ['error', 'always'],
+      'space-unary-ops': 'error',
+      'arrow-parens': ['error', 'as-needed'],
+      'arrow-spacing': 'error',
+      'space-before-blocks': ['error', 'always'],
+      yoda: ['error', 'never'],
+      'space-before-function-paren': 'off',
+      'spaced-comment': ['error', 'always'],
+    },
+  },
+];