ci: add GitHub workflows and README

- Add build workflow for PR and push validation
- Add commit-lint workflow for PR title validation
- Add deploy workflow for Cloudflare deployment
- Add contributors workflow
- Add README with project documentation
- Remove COVERAGE.md (issues tracked in GitHub)

Author: CalvinAllen

.github/workflows/build.yml

@@ -0,0 +1,41 @@
+name: Build
+
+on:
+  workflow_dispatch:
+  pull_request:
+    types: [opened, reopened, synchronize]
+    paths:
+      - 'src/**'
+      - 'public/**'
+      - 'package.json'
+      - 'astro.config.mjs'
+      - '.github/workflows/build.yml'
+  push:
+    branches:
+      - main
+    paths:
+      - 'src/**'
+      - 'public/**'
+      - 'package.json'
+      - 'astro.config.mjs'
+      - '.github/workflows/build.yml'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Type check
+        run: npx astro check
+
+      - name: Build
+        run: npm run build

.github/workflows/commit-lint.yml

@@ -0,0 +1,33 @@
+name: Lint PR Title
+
+on:
+  pull_request:
+    types: [opened, edited, reopened, synchronize]
+
+permissions:
+  contents: read
+  pull-requests: read
+
+jobs:
+  lint-pr-title:
+    name: Lint PR Title
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Install commitlint
+        run: |
+          npm install --save-dev @commitlint/cli@18.4.3 @commitlint/config-conventional@18.4.3
+
+      - name: Validate PR title
+        env:
+          PR_TITLE: ${{ github.event.pull_request.title }}
+        run: |
+          echo "Validating PR title: $PR_TITLE"
+          echo "$PR_TITLE" | npx commitlint --verbose

.github/workflows/contributors.yml

@@ -0,0 +1,11 @@
+name: Update Contributors
+
+on:
+  schedule:
+    - cron: '0 0 * * *'
+  workflow_dispatch:
+
+jobs:
+  contributors:
+    uses: CodingWithCalvin/.github/.github/workflows/contributors.yml@main
+    secrets: inherit

.github/workflows/deploy.yml

@@ -0,0 +1,38 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'src/**'
+      - 'public/**'
+      - 'package.json'
+      - 'astro.config.mjs'
+      - '.github/workflows/deploy.yml'
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build site
+        run: npm run build
+
+      - name: Deploy to Cloudflare
+        uses: cloudflare/wrangler-action@v3
+        with:
+          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+          command: deploy