Merge pull request #29 from manadart/3.2

Merge 3.1 into 3.2

.github/workflows/ci.yml

@@ -8,7 +8,7 @@ jobs:
 
   build:
     name: Build charms
-    uses: canonical/data-platform-workflows/.github/workflows/build_charms_with_cache.yaml@v2
+    uses: canonical/data-platform-workflows/.github/workflows/build_charms_with_cache.yaml@v4
     with:
       artifact-name: charm-packed
 
@@ -93,3 +93,47 @@ jobs:
         juju status
 
     # TODO: test integration with dashboard / ha-proxy
+
+  release:
+    name: "Release to edge"
+    runs-on: ubuntu-latest
+    needs: [build, bootstrap]
+    if: github.event_name == 'push'
+
+    steps:
+    - name: Download packed charm
+      id: download
+      uses: actions/download-artifact@v3
+      with:
+        name: ${{ needs.build.outputs.artifact-name }}
+
+    - name: Select Charmhub channel
+      id: channel
+      shell: bash
+      run: |
+        set -x
+        case ${{ github.ref_name }} in
+          3.* | 4.*)
+            TRACK="${{ github.ref_name }}"
+            ;;
+          master)
+            TRACK="latest"
+            ;;
+        esac
+        echo "track=$TRACK" >> "$GITHUB_OUTPUT"
+        
+        if [[ -z $TRACK ]]; then
+          echo "upload=false" >> "$GITHUB_OUTPUT"
+        else
+          echo "upload=true" >> "$GITHUB_OUTPUT"
+        fi
+        
+
+    - name: Upload to Charmhub
+      if: steps.channel.outputs.upload == 'true'
+      env:
+        CHARMCRAFT_AUTH: ${{ secrets.CHARMCRAFT_AUTH }}
+      run: |
+        sudo snap install charmcraft --classic
+        charmcraft upload ${{ steps.download.outputs.download-path }}/*.charm \
+          --release ${{ steps.channel.outputs.track }}/edge