Don't rebuild tranga-base every time.

.github/workflows/docker-base.yml

@@ -0,0 +1,43 @@
+name: Docker Image CI
+
+on:
+  workflow_dispatch:
+    
+jobs:
+
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      # https://github.com/docker/setup-qemu-action#usage
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2.2.0
+
+      # https://github.com/marketplace/actions/docker-setup-buildx
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2.9.1
+      
+      # https://github.com/docker/login-action#docker-hub
+      - name: Login to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      
+      # https://github.com/docker/build-push-action#multi-platform-image
+      - name: Build and push base
+        uses: docker/build-push-action@v4.1.1
+        with:
+          context: ./
+          file: ./Dockerfile-base
+          #platforms: linux/amd64,linux/arm64,linux/riscv64,linux/ppc64le,linux/s390x,linux/386,linux/mips64le,linux/mips64,linux/arm/v7,linux/arm/v6
+          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          pull: true
+          push: true
+          tags: |
+            glax/tranga-base:latest

.github/workflows/docker-image.yml

@@ -33,19 +33,6 @@ jobs:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       
-      # https://github.com/docker/build-push-action#multi-platform-image
-      - name: Build and push base
-        uses: docker/build-push-action@v4.1.1
-        with:
-          context: ./
-          file: ./Dockerfile-base
-          #platforms: linux/amd64,linux/arm64,linux/riscv64,linux/ppc64le,linux/s390x,linux/386,linux/mips64le,linux/mips64,linux/arm/v7,linux/arm/v6
-          platforms: linux/amd64,linux/arm/v7,linux/arm64
-          pull: true
-          push: true
-          tags: |
-            glax/tranga-base:latest
-      
       # https://github.com/docker/build-push-action#multi-platform-image
       - name: Build and push API
         uses: docker/build-push-action@v4.1.1