feat(workflow): Add ESLint + Prettier Workflow for Automated Code Quality Checks

.eslintrc.cjs

@@ -8,6 +8,7 @@ module.exports = {
     'plugin:@typescript-eslint/recommended',
     'plugin:@typescript-eslint/recommended-requiring-type-checking',
     'plugin:react-hooks/recommended',
+    'plugin:prettier/recommended',
   ],
   parser: '@typescript-eslint/parser',
   parserOptions: {
@@ -16,12 +17,13 @@ module.exports = {
     project: true,
     tsconfigRootDir: __dirname,
   },
-  plugins: ['react-refresh'],
+  plugins: ['react-refresh', 'prettier'],
   rules: {
     'react-refresh/only-export-components': [
       'warn',
       { allowConstantExport: true },
     ],
     '@typescript-eslint/no-non-null-assertion': 'off',
+    'prettier/prettier': 'warn',
   },
 }

.github/workflows/code-quality-and-linting.yml

@@ -0,0 +1,39 @@
+name: Code Quality and Linting
+
+on:
+  pull_request:
+    branches: 
+        -main
+  push:
+    branches: 
+        -main
+
+jobs:
+  lint:
+    name: Run ESLint
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [18.x]
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: NPM Clean Install
+        run: npm ci
+
+      - name: Run ESLint
+        run: npm run lint
+
+      - name: Report Failure
+        if: failure()
+        run: |
+          echo "❌ ESLint detected issues!"
+          exit 1

.prettierignore

@@ -0,0 +1,6 @@
+node_modules
+dist
+build
+public
+package-lock.json
+.github

.prettierrc

@@ -0,0 +1,7 @@
+{
+    "semi": false,
+    "singleQuote": true,
+    "trailingComma": "es5",
+    "printWidth": 80
+  }
+

package.json

@@ -13,7 +13,8 @@
     "lint": "eslint src --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
     "preview": "vite preview",
     "test": "npm run test:unit",
-    "test:unit": "vitest run"
+    "test:unit": "vitest run",
+    "format": "prettier --write ."
   },
   "dependencies": {
     "@accordproject/concerto-core": "^3.11.1",
@@ -68,10 +69,13 @@
     "babel-loader": "^9.1.3",
     "cross-env": "^7.0.3",
     "eslint": "^8.44.0",
+    "eslint-config-prettier": "^10.1.1",
+    "eslint-plugin-prettier": "^5.2.3",
     "eslint-plugin-react-hooks": "^4.6.0",
     "eslint-plugin-react-refresh": "^0.4.3",
     "jsdom": "^24.1.0",
     "module": "^1.2.5",
+    "prettier": "^3.5.3",
     "rollup-plugin-ignore": "^1.0.10",
     "rollup-plugin-polyfill-node": "^0.12.0",
     "rollup-plugin-visualizer": "^5.14.0",