Merge pull request #61 from RoguedBear/main

add ability to create stable/dev/edge docker builds using git tags and GH actions + enable docker build cache

.github/workflows/build-images.yml

@@ -4,6 +4,16 @@ on:
 #  schedule:
 #    - cron: '0 0 * * *' # Midnight every day
   workflow_dispatch:
+    inputs:
+      build_type:
+        description: Build Type
+        required: true
+        default: edge
+        type: choice
+        options:
+          - edge
+          - dev
+          - stable
 
 jobs:
   build:
@@ -28,11 +38,39 @@ jobs:
         uses: docker/setup-buildx-action@v3
         with:
           install: true
+
+      - name: Create the tag
+        id: image_tag
+        run: |
+          choice="${{ inputs.build_type }}"
+          out=""
+          
+          # if the workflow is running on a branch, let the tag be the branch name
+          if [[ $GITHUB_REF == "refs/heads/"* ]] ; then
+              echo "TAG=${GITHUB_REF#'refs/heads/'}" >> $GITHUB_OUTPUT
+              exit 0
+          fi
+          
+          tag="${GITHUB_REF#'refs/tags/'}"
+          case $choice in 
+              edge)
+                  out="TAG=$tag-edge"
+                  ;;
+              dev)
+                  out="TAG=$tag-dev"
+                  ;;
+              stable)
+                  out="TAG=$tag-stable,${{ vars.DOCKERHUB_TAG }}:latest"
+                  ;;
+          esac
+          echo $out >> $GITHUB_OUTPUT
 
       - name: Build and publish image
         uses: docker/build-push-action@v5
         with:
           context: .
           push: true
-          tags: ${{ vars.DOCKERHUB_TAG }}:latest
-          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          tags: ${{ vars.DOCKERHUB_TAG }}:${{ steps.image_tag.outputs.TAG }}
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          cache-from: type=gha
+          cache-to: type=gha,mode=max