ci: use trek-release app token for version-bump push, annotate release tag

.github/workflows/docker.yml

@@ -27,11 +27,17 @@ jobs:
     outputs:
       version: ${{ steps.bump.outputs.VERSION }}
     steps:
+      - uses: actions/create-github-app-token@v1
+        id: app-token
+        with:
+          app-id: ${{ secrets.RELEASE_APP_ID }}
+          private-key: ${{ secrets.RELEASE_APP_PRIVATE_KEY }}
+
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           fetch-tags: true
-          token: ${{ secrets.GITHUB_TOKEN }}
+          token: ${{ steps.app-token.outputs.token }}
 
       - name: Determine bump type and update version
         id: bump
@@ -103,7 +109,7 @@ jobs:
           git config user.email "github-actions[bot]@users.noreply.github.com"
           git add package.json package-lock.json server/package.json client/package.json shared/package.json charts/trek/Chart.yaml
           git commit -m "chore: bump version to $NEW_VERSION [skip ci]"
-          git tag "v$NEW_VERSION"
+          git tag -a "v$NEW_VERSION" -m "v$NEW_VERSION"
           git push origin main --follow-tags
 
   build: