feat(ci): add support for building and pushing envoy docker image

.github/workflows/docker-build-push.yaml

@@ -6,6 +6,7 @@ on:
       - "build-base/**"
       - "api/**"
       - "solver/**"
+      - "envoy/**"
   workflow_dispatch:
 
 permissions:
@@ -74,3 +75,32 @@ jobs:
           push: true
           tags: ghcr.io/${{ env.REPO_LOWERCASE }}/grpc-server:latest
           platforms: linux/amd64,linux/arm64
+
+  build-and-push-envoy:
+    if: github.event_name == 'workflow_dispatch' || contains(github.event.push.paths, 'envoy/'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set lowercase repository name
+        run: echo "REPO_LOWERCASE=${GITHUB_REPOSITORY,,}" >> $GITHUB_ENV
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push envoy image
+        uses: docker/build-push-action@v2
+        with:
+          context: ./envoy
+          file: ./envoy/Dockerfile
+          push: true
+          tags: ghcr.io/${{ env.REPO_LOWERCASE }}/envoy:latest
+          platforms: linux/amd64,linux/arm64

api/Dockerfile

@@ -4,7 +4,9 @@ FROM ghcr.io/startupnationlabs/eternity2/base:latest as builder
 # Copy
 WORKDIR /app
 COPY . .
+
 RUN rm -rf vcpkg.json
+
 # Build
 RUN cmake -B build -S . -DCMAKE_TOOLCHAIN_FILE=$VCPKG_ROOT/scripts/buildsystems/vcpkg.cmake
 RUN cmake --build build