chore(gh-actions): backend

.github/workflows/backend.yaml

@@ -0,0 +1,54 @@
+name: Backend
+on:
+  push:
+    paths:
+      - "backend/**"
+    paths-ignore:
+      - "**/*.md"
+      - "**/*.mdx"
+      - "**/**.example.*"
+
+jobs:
+  ci:
+    name: CI
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: oven-sh/setup-bun@v1
+
+      - run: |
+          cd ./backend
+          bun install 
+          bun run build
+
+  publish-docker-image:
+    needs: ci
+    runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/main'
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and publish
+        uses: docker/build-push-action@v5
+        with:
+          context: ./backend
+          push: true
+          tags: krystxf/metro-now-backend:latest