fix: handle pre-bumped version in release workflow

Skip the version bump commit if Cargo.toml already has the target
version, avoiding a failure when the version was bumped manually
before triggering the workflow.

Author: dubadub

.github/workflows/release.yml

@@ -50,8 +50,7 @@ jobs:
           git config user.name "github-actions[bot]"
           git config user.email "github-actions[bot]@users.noreply.github.com"
           git add Cargo.toml Cargo.lock
-          git commit -m "chore: bump version to ${{ github.event.inputs.version }}"
-          git push origin main
+          git diff --cached --quiet && echo "Version already up to date" || (git commit -m "chore: bump version to ${{ github.event.inputs.version }}" && git push origin main)
 
   # Build iOS artifacts
   build-ios: