Add new release and promote workflow

.github/workflows/promote.yaml

@@ -0,0 +1,25 @@
+name: Promote charm to other tracks and channels
+
+on:
+  workflow_dispatch:
+    inputs:
+      destination-channel:
+        description: 'Destination Channel, e.g. latest/candidate'
+        required: true
+      origin-channel:
+        description: 'Origin Channel, e.g. latest/edge'
+        required: true
+
+jobs:
+  promote-charm:
+    name: Promote charm
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Release charm to channel
+        uses: canonical/charming-actions/[email protected]
+        with:
+          credentials: ${{ secrets.CHARMHUB_TOKEN }}
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          destination-channel: ${{ github.event.inputs.destination-channel }}
+          origin-channel: ${{ github.event.inputs.origin-channel }}

.github/workflows/release.yaml

@@ -1,16 +1,10 @@
-# This is a template `release.yaml` file for ops charms
-# This file is managed by bootstack-charms-spec and should not be modified
-# within individual charm repos. https://launchpad.net/bootstack-charms-spec
-
 name: Release to Edge
 
 on:
   push:
-    branches: [master, main]
-
-concurrency:
-  group: release
-  cancel-in-progress: true
+    branches: [ main ]
+  release:
+    types: [ published ]
 
 jobs:
   check:
@@ -19,8 +13,17 @@ jobs:
 
   release:
     needs: check
-    uses: canonical/bootstack-actions/.github/workflows/charm-release.yaml@v2
-    secrets: inherit
-    with:
-      channel: "latest/edge"
-      upload-image: false
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Initialize lxd  # This should dropped once it's implemented on charming-actions itself. https://github.com/canonical/charming-actions/issues/140
+        uses: canonical/[email protected]
+      - name: Upload charm to charmhub
+        uses: canonical/charming-actions/[email protected]
+        with:
+          credentials: "${{ secrets.CHARMHUB_TOKEN }}"
+          github-token: "${{ secrets.GITHUB_TOKEN }}"
+          channel: "latest/edge"
+          # Note(rgildein): Right now we are not using destructive-mode, since our charmcraft.yaml is designed with a single build-on and the ability to run-on multiple bases. Running with destructive-mode would require aligning the base defined in this job with the one defined in charmcraft.yaml (build-on).
+          destructive-mode: false