Update build.yaml

Author: jeffmaki

.github/workflows/build.yaml

@@ -31,15 +31,27 @@ jobs:
           run:
               ./gen-rel-notes.sh > CHANGELOG
 
-        - name: Build the stack
+        - name: Prepare for buildx
           run: | 
             cp tdei_uw.env .env
               echo "CODE_VERSION=${CODE_VERSION}" >> .env
-              docker buildx bake -f docker-compose.build.yml --push
+
+        - name: Set up buildx
+          uses: docker/setup-buildx-action@v3
+
+        - name: Build and push
+          uses: docker/bake-action@v6
+          with:
+            files: 
+              docker-compose.build.yml 
+            push: true
+            set: |
+              *.cache-from=type=gha
+              *.cache-to=type=gha,mode=max
           env:
               ENV: ${{ vars.ENV }}
               WS_DOCKER_REGISTRY: ${{ vars.WS_DOCKER_REGISTRY }}
-
+    
               # passwords
               WS_API_DB_PASS: ${{ secrets.WS_API_DB_PASS }}
               WS_MAPBOX_ACCESS_TOKEN: ${{ secrets.WS_MAPBOX_ACCESS_TOKEN }}
@@ -56,6 +68,8 @@ jobs:
 
               # machine to deploy to 
               AZURE_DOCKER_HOST_IP: ${{ vars.AZURE_DOCKER_HOST_IP }}
+
+              # tag to deploy
               WS_DOCKER_TAG: ${{ env.CODE_VERSION }}
 
               # passwords
@@ -80,7 +94,7 @@ jobs:
               docker context create dev --docker "host=ssh://github-actions@${{ vars.AZURE_DOCKER_HOST_IP }}"
               docker context use dev
 
-              # remove images no longer in use--need disk space
+              # remove images no longer in use--may need disk space to pull
               docker image prune -a -f
 
               # pull new images, recreate containers