cache builds

Author: Nico640

.github/workflows/docker-legacy.yml

@@ -17,4 +17,9 @@ jobs:
         run: echo ${{ secrets.DOCKERHUB_PASSWORD }} | docker login -u ${{ secrets.DOCKERHUB_USERNAME }} --password-stdin      
       - 
         name: Build and push Docker image
-        run: docker buildx build --platform linux/arm -t nico640/docker-unms:armhf -f Dockerfile --push .
+        run: |
+          docker buildx build \
+            --platform linux/arm \
+            -t nico640/docker-unms:armhf -f Dockerfile \
+            --push --cache-from type=local,src=/tmp/buildx-cache \
+            --cache-to type=local,dest=/tmp/buildx-cache .

.github/workflows/docker-release.yml

@@ -16,4 +16,9 @@ jobs:
         run: echo ${{ secrets.DOCKERHUB_PASSWORD }} | docker login -u ${{ secrets.DOCKERHUB_USERNAME }} --password-stdin      
       - 
         name: Build and push Docker image
-        run: docker buildx build --platform linux/amd64,linux/arm64,linux/arm/v7 -t nico640/docker-unms:latest -f Dockerfile --push .
+        run: |
+          docker buildx build \
+            --platform linux/amd64,linux/arm64,linux/arm/v7 \
+            -t nico640/docker-unms:latest -f Dockerfile \
+            --push --cache-from type=local,src=/tmp/buildx-cache \
+            --cache-to type=local,dest=/tmp/buildx-cache .

.github/workflows/docker-tag.yml

@@ -20,4 +20,9 @@ jobs:
         run: echo ${{ secrets.DOCKERHUB_PASSWORD }} | docker login -u ${{ secrets.DOCKERHUB_USERNAME }} --password-stdin      
       - 
         name: Build and push Docker image
-        run: docker buildx build --platform linux/amd64,linux/arm64,linux/arm/v7 -t nico640/docker-unms:$RELEASE_VERSION -f Dockerfile --push .
+        run: |
+          docker buildx build \
+            --platform linux/amd64,linux/arm64,linux/arm/v7 \
+            -t nico640/docker-unms:$RELEASE_VERSION -f Dockerfile \
+            --push --cache-from type=local,src=/tmp/buildx-cache \
+            --cache-to type=local,dest=/tmp/buildx-cache .