Fix workflow to handle README already having correct version

- Add git diff check before committing README changes
- Prevents 'nothing to commit' error when README already has correct version
- Workflow now handles JitPack cache scenarios gracefully
- Ready for clean v1.0.0 release

Author: wassertim

.github/workflows/release.yml

@@ -187,9 +187,16 @@ jobs:
               # Now that JitPack succeeded, update README with new version
               echo "📝 Updating README.md with confirmed working version..."
               sed -i "s/<version>v[^<]*<\/version>/<version>v$NEW_VERSION<\/version>/" README.md
-              git add README.md
-              git commit -m "Update README.md to version $NEW_VERSION after JitPack success"
-              git push origin main
+
+              # Check if README actually changed
+              if git diff --quiet README.md; then
+                echo "📄 README.md already has correct version v$NEW_VERSION"
+              else
+                git add README.md
+                git commit -m "Update README.md to version $NEW_VERSION after JitPack success"
+                git push origin main
+                echo "📝 README.md updated successfully"
+              fi
 
               echo "🎉 Release $NEW_VERSION completed successfully!"
               exit 0