ci: auto-trigger release after bump via workflow_dispatch

GITHUB_TOKEN tag pushes don't trigger other workflows (GitHub limitation).
Now the bump workflow explicitly dispatches release.yml after pushing the
tag. Also renamed workflow for clarity and added retry-on-conflict logic.

.github/workflows/bump-electron.yml

@@ -1,4 +1,4 @@
-name: Bump Electron version
+name: Bump version + release
 
 on:
   push:
@@ -9,11 +9,12 @@ on:
   workflow_dispatch:
 
 concurrency:
-  group: bump-electron
+  group: bump-version
   cancel-in-progress: false
 
 permissions:
   contents: write
+  actions: write
 
 jobs:
   bump:
@@ -47,6 +48,7 @@ jobs:
           echo "last_tag=$LAST_TAG" >> "$GITHUB_OUTPUT"
 
       - name: Bump version + tag
+        id: bump
         if: steps.check.outputs.skip != 'true'
         run: |
           git config user.name "github-actions[bot]"
@@ -83,6 +85,7 @@ jobs:
           for i in 1 2 3; do
             if git push origin master --follow-tags; then
               echo "Bumped to $NEW_VERSION, tagged $NEW_TAG"
+              echo "new_tag=$NEW_TAG" >> "$GITHUB_OUTPUT"
               exit 0
             fi
             echo "Push failed (attempt $i/3), rebasing and retrying..."
@@ -93,3 +96,12 @@ jobs:
           done
           echo "::error::Push failed after 3 attempts"
           exit 1
+
+      - name: Trigger release workflow
+        if: steps.bump.outputs.new_tag
+        run: |
+          echo "Dispatching release for $NEW_TAG"
+          gh workflow run release.yml -f tag="$NEW_TAG"
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NEW_TAG: ${{ steps.bump.outputs.new_tag }}