Fix release workflow: handle missing Cargo.lock and no-op version bumps

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: ParthJadhav

.github/workflows/release.yml

@@ -58,8 +58,9 @@ jobs:
         run: |
           git config user.name "github-actions[bot]"
           git config user.email "github-actions[bot]@users.noreply.github.com"
-          git add package.json package-lock.json src-tauri/Cargo.toml src-tauri/Cargo.lock src-tauri/tauri.conf.json
-          git commit -m "chore: bump version to ${{ inputs.version }}"
+          git add package.json package-lock.json src-tauri/Cargo.toml src-tauri/tauri.conf.json
+          git add src-tauri/Cargo.lock 2>/dev/null || true
+          git diff --cached --quiet && echo "No changes to commit" || git commit -m "chore: bump version to ${{ inputs.version }}"
           git tag "v${{ inputs.version }}"
           git push origin main --tags