Add GitHub Actions CI/CD workflow and README

.github/workflows/build.yml

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+name: Build
+
+on:
+  push:
+    branches: [main, master]
+  pull_request:
+    branches: [main, master]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run build
+        run: npm run build
+
+      - name: Verify dist is up-to-date
+        run: |
+          if [[ -n $(git status dist/ --porcelain) ]]; then
+            echo "::error::dist/ is out of date. Please run 'npm run build' and commit the changes."
+            echo ""
+            echo "Files that differ:"
+            git status dist/ --porcelain
+            echo ""
+            echo "Diff:"
+            git diff dist/
+            exit 1
+          else
+            echo "dist/ is up-to-date"
+          fi
+
+      - name: Upload build artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: dist
+          path: dist/
+          retention-days: 7

README.md

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+# RESTful API Design - 7-Day Learning Module
+
+[![Build](https://github.com/d2kole/Restful-api-design/actions/workflows/build.yml/badge.svg)](https://github.com/d2kole/Restful-api-design/actions/workflows/build.yml)
+
+A self-contained, interactive HTML-based course teaching REST API concepts over 7 days.
+
+## Features
+
+- **Single-file distribution** - One HTML file, zero dependencies, works offline
+- **Interactive learning** - Quizzes, code examples with syntax highlighting, progress tracking
+- **Dark mode** - Toggle between light and dark themes
+- **Progressive disclosure** - Complex code examples can be expanded for full details
+
+## Quick Start
+
+Open `dist/restful-api-design-7day-module.html` in any modern browser.
+
+## Curriculum
+
+| Day | Topic | Description |
+|-----|-------|-------------|
+| 1 | REST Fundamentals | HTTP verbs, status codes, resource naming |
+| 2 | Resource Design | URL patterns, nested resources, filtering |
+| 3 | Error Handling | Error classes, middleware, logging patterns |
+| 4 | Authentication | JWT, OAuth, role-based access control |
+| 5 | API Versioning | Version routing, cache headers, ETags |
+| 6 | Performance | Pagination, rate limiting, compression |
+| 7 | Testing & CI/CD | Test patterns, workflows, deployment |
+
+## Development
+
+### Prerequisites
+
+- Node.js 18+
+
+### Setup
+
+```bash
+npm install
+```
+
+### Build
+
+```bash
+npm run build        # Compile src/ → dist/
+npm run dev          # Watch mode (auto-rebuild on changes)
+npm run clean        # Remove dist/ directory
+```
+
+### Project Structure
+
+```
+src/
+├── index.html           # Main template with placeholders
+├── styles/              # CSS files (base, layout, components, themes)
+├── scripts/             # JavaScript modules (navigation, progress, quiz, etc.)
+└── content/             # Day content partials (day1.html - day7.html)
+
+dist/
+└── restful-api-design-7day-module.html   # Built single-file output
+
+build/
+└── build.js             # Build script
+```
+
+## Contributing
+
+1. Edit files in `src/` (never modify `dist/` directly)
+2. Run `npm run build` to compile
+3. Test by opening `dist/restful-api-design-7day-module.html`
+4. Commit both source and dist changes
+
+See [CLAUDE.md](CLAUDE.md) for detailed development guidelines.
+
+## License
+
+MIT