Snap workflow

.github/workflows/close-snap.yml

@@ -0,0 +1,19 @@
+name: Close Snaps
+
+on:
+  pull_request:
+    types: [closed]
+
+jobs:
+  close:
+    runs-on: ubuntu-latest
+
+    timeout-minutes: 5
+
+    steps:
+    - name: Close obsolete channels
+      uses: canonical/actions/close-snap@release
+      continue-on-error: true
+      with:
+        channel: edge/pr${{ github.event.number }}
+        snapcraft-token: ${{ secrets.SNAPCRAFT_TOKEN }}

.github/workflows/snap.yml

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+name: Snap
+
+on:
+  merge_group:
+    types: [checks_requested]
+  pull_request:
+    types: [opened, synchronize, reopened, ready_for_review]
+
+jobs:
+  Snap:
+    runs-on: ubuntu-latest
+
+    timeout-minutes: 45
+
+    steps:
+    - name: Check out code
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0  # needed for version determination
+
+    - name: Build and publish the snap
+      uses: canonical/actions/build-snap@release
+      with:
+        architecture: amd64
+        review-opts: --allow-classic
+        snapcraft-token: ${{ secrets.SNAPCRAFT_TOKEN }}
+        launchpad-credentials: ${{ secrets.LAUNCHPAD_CREDENTIALS }}
+        launchpad-accept-public-upload: true
+        publish: ${{ github.event_name == 'pull_request' && github.repository == github.event.pull_request.head.repo.full_name }}
+        publish-channel: edge/pr${{ github.event.number }}