ci: add GitHub Actions workflow for lint, test, and build

.github/workflows/ci.yml

@@ -0,0 +1,32 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 24
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Lint
+        run: npm run lint
+
+      - name: Unit tests
+        run: npm run test:unit -- --run
+
+      - name: Build
+        run: npm run build

eslint.config.js

@@ -3,11 +3,12 @@ import globals from 'globals'
 import js from '@eslint/js'
 import pluginVue from 'eslint-plugin-vue'
 import pluginVitest from '@vitest/eslint-plugin'
+import tseslint from 'typescript-eslint'
 
 export default defineConfig([
   {
     name: 'app/files-to-lint',
-    files: ['**/*.{js,mjs,jsx,vue}'],
+    files: ['**/*.{js,mjs,jsx,ts,tsx,vue}'],
   },
 
   globalIgnores(['**/dist/**', '**/dist-ssr/**', '**/coverage/**']),
@@ -21,8 +22,33 @@ export default defineConfig([
   },
 
   js.configs.recommended,
+  ...tseslint.configs.recommended,
   ...pluginVue.configs['flat/essential'],
-
+
+  {
+    // TypeScript-specific overrides
+    files: ['**/*.{ts,tsx}'],
+    rules: {
+      '@typescript-eslint/no-explicit-any': 'off',
+      '@typescript-eslint/no-unused-vars': ['error', { argsIgnorePattern: '^_', varsIgnorePattern: '^_' }],
+    },
+  },
+
+  {
+    // Vue SFC overrides — disable js/ts no-unused-vars; templates are checked by vue/no-unused-vars
+    files: ['**/*.vue'],
+    languageOptions: {
+      parserOptions: {
+        parser: tseslint.parser,
+      },
+    },
+    rules: {
+      'no-unused-vars': 'off',
+      '@typescript-eslint/no-unused-vars': 'off',
+      '@typescript-eslint/no-explicit-any': 'off',
+    },
+  },
+
   {
     ...pluginVitest.configs.recommended,
     files: ['src/**/__tests__/*'],