Add ESLint and Prettier config

.github/workflows/ci.yml

@@ -0,0 +1,31 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Run lint (Prettier + ESLint)
+        run: npm run lint
+
+

.prettierignore

@@ -1,2 +1,11 @@
+# Shared ignores from paymentpointers.org
+.github
+.astro
+node_modules
+public
+dist
+**/*.min.css
+**/*.min.js
+
 # Don't disagree with W3C style on the spec
 src/pages/specification

.prettierrc

@@ -1,5 +1,20 @@
-semi: false
-tabWidth: 2
-jsxSingleQuote: true
-bracketSpacing: true
-singleQuote: true
+{
+  "semi": false,
+  "singleQuote": true,
+  "trailingComma": "none",
+  "plugins": ["prettier-plugin-astro"],
+  "overrides": [
+    {
+      "files": "**/*.astro",
+      "options": {
+        "parser": "astro"
+      }
+    },
+    {
+      "files": "**/*.mdx",
+      "options": {
+        "proseWrap": "preserve"
+      }
+    }
+  ]
+}

README.md

@@ -36,13 +36,15 @@ bun install
 
 All commands are run from the root of the project, from a terminal:
 
-| Command                   | Action                                           |
-| :------------------------ | :----------------------------------------------- |
-| `bun run start`           | Starts local dev server at `localhost:1100`      |
-| `bun run build`           | Build your production site to `./dist/`          |
-| `bun run preview`         | Preview your build locally before deploying      |
-| `bun run astro ...`       | Run CLI commands like `astro add`, `astro check` |
-| `bun run astro -- --help` | Get help using the Astro CLI                     |
+| Command                   | Action                                                     |
+| :------------------------ | :--------------------------------------------------------- |
+| `bun run start`           | Starts local dev server at `localhost:1100`                |
+| `bun run build`           | Build your production site to `./dist/`                    |
+| `bun run preview`         | Preview your build locally before deploying                |
+| `bun run astro ...`       | Run CLI commands like `astro add`, `astro check`           |
+| `bun run astro -- --help` | Get help using the Astro CLI                               |
+| `bun run lint`            | Check code formatting and quality with Prettier and ESLint |
+| `bun run format`          | Format code and fix linting issues automatically           |
 
 You can substitute the bun commands with your chosen package manager's commands.