Create GH releases on tag push, update deprecated workflow components

- main.yml: Trigger on tag pushes (noble-*, jammy-*) instead of manual
  release published events
- main.yml: Add step to create GitHub release after image build+push
- main.yml: Add contents:write + packages:write permissions
- main.yml: Update docker/build-push-action from v5 to v6
- scheduled-build.yml: Update docker/build-push-action from v5 to v6
- stale.yml: Remove deprecated repo-token parameter

Co-authored-by: samip5 <1703002+samip5@users.noreply.github.com>

.github/workflows/main.yml

@@ -2,12 +2,18 @@ name: Release
 
 on:
     workflow_dispatch:
-    release:
-     types: [published]
+    push:
+        tags:
+            - 'noble-*'
+            - 'jammy-*'
+
+permissions:
+    contents: write
+    packages: write
+
 jobs:
     build:
         runs-on: ubuntu-latest
-        if: "!contains(github.event.head_commit.message, '[ci-skip]')"
         steps:
           - name: Checkout
             uses: actions/checkout@v4
@@ -76,7 +82,7 @@ jobs:
                 password: ${{ secrets.DOCKER_PASSWORD }}
 
           - name: Build and Push
-            uses: docker/build-push-action@v5
+            uses: docker/build-push-action@v6
             with:
               builder: ${{ steps.buildx.outputs.name }}
               context: image
@@ -84,3 +90,13 @@ jobs:
               push: ${{ steps.prep.outputs.push }}
               tags: ${{ steps.prep.outputs.tags }}
               build-args: BASE_IMAGE=${{ steps.prep.outputs.base_image }}
+
+          - name: Create GitHub Release
+            if: startsWith(github.ref, 'refs/tags/')
+            run: |
+              gh release create "${{ github.ref_name }}" \
+                --repo "${{ github.repository }}" \
+                --title "${{ github.ref_name }}" \
+                --generate-notes
+            env:
+              GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/scheduled-build.yml

@@ -81,7 +81,7 @@ jobs:
               password: ${{ secrets.DOCKER_PASSWORD }}
 
           - name: Build and Push
-            uses: docker/build-push-action@v5
+            uses: docker/build-push-action@v6
             with:
               context: image
               platforms: ${{ steps.prep.outputs.platforms }}

.github/workflows/stale.yml

@@ -9,7 +9,6 @@ jobs:
     steps:
       - uses: actions/stale@v9
         with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
           stale-issue-message: 'This Issue has been automatically marked as "stale" because it has not had recent activity (for 15 days). It will be closed if no further activity occurs. Thanks for the feedback.'
           stale-pr-message: 'This Pull Request has been automatically marked as "stale" because it has not had recent activity (for 15 days). It will be closed if no further activity occurs. Thank you for your contribution.'
           close-issue-message: 'Due to the lack of activity in the last 5 days since it was marked as "stale", we proceed to close this Issue. Do not hesitate to reopen it later if necessary.'