ci: add GitHub Actions for CI and Fly.io deployment

.github/workflows/ci.yml

@@ -0,0 +1,59 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+      - dev
+  pull_request:
+    # Run on all PRs, regardless of target branch
+
+jobs:
+  lint-and-test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Run typecheck
+        run: npm run typecheck
+
+      - name: Run linter
+        run: npm run lint
+
+      - name: Run tests
+        run: npm test
+
+  validate-commits:
+    runs-on: ubuntu-latest
+    # Skip validation for PRs from dev to main (release PRs) since dev accumulates merge commit history
+    if: github.event_name == 'pull_request' && !(github.head_ref == 'dev' && github.base_ref == 'main')
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Validate PR commits
+        run: npx commitlint --from ${{ github.event.pull_request.base.sha }} --to ${{ github.event.pull_request.head.sha }} --verbose

.github/workflows/deploy.yml

@@ -0,0 +1,27 @@
+name: Deploy to Fly.io
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy-webhooks:
+    name: Deploy Webhooks
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: superfly/flyctl-actions/setup-flyctl@master
+      - run: flyctl deploy --config fly.toml --remote-only
+        env:
+          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}
+
+  deploy-router:
+    name: Deploy Router
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: superfly/flyctl-actions/setup-flyctl@master
+      - run: flyctl deploy --config fly.router.toml --remote-only
+        env:
+          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}

Dockerfile

@@ -26,6 +26,7 @@ RUN apt-get update && apt-get install -y \
     psutils \
     tmux \
     postgresql \
+    sudo \
     && rm -rf /var/lib/apt/lists/* \
     && ln -s $(which fdfind) /usr/local/bin/fd