ci(wip): docker-bake ubuntu images

Signed-off-by: Yi Huang <yi@secondstate.io>

Author: 0yi0

.github/workflows/docker-ubuntu.yml

@@ -0,0 +1,38 @@
+---
+name: docker
+
+on:
+  pull_request:
+    branches: [main]
+    paths:
+      - 'docker-bake.ubuntu.hcl'
+      - 'Dockerfile.ubuntu-*'
+      - 'scripts/**'
+
+permissions: {}
+
+jobs:
+  bake:
+    name: Bake Ubuntu images
+    runs-on: ubuntu-latest
+
+    steps:
+      - if: ${{ github.event_name != 'pull_request' }}
+        name: Login to DockerHub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_ACCESS_TOKEN }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Bake and Push
+        uses: docker/bake-action@v6
+        with:
+          push: ${{ github.event_name != 'pull_request' }}
+          files: docker-bake.ubuntu.hcl
+          targets: |
+            base-2404-clang
+            # default
+            # base-2004-clang-aarch64