feat(gateway): implement remote service forwarding for distributed git operations

- Add remote client functions for archive, blame, and branch services
- Implement fallback logic to forward requests to remote storage nodes
- Add logging for forwarding operations with route details
- Update Cargo.lock with new dependencies including ractor cluster libraries
- Extend .gitignore with IDE and build system files
- Remove outdated comments from bare repository implementation

tests/common/mod.rs

@@ -1,11 +1,8 @@
 use gitks::bare::GitBare;
 use gitks::server::GitksService;
 
-/// Create a GitksService with a temp directory as repo_prefix
 pub fn setup_service(dir: &std::path::Path) -> GitksService {
-    GitksService {
-        repo_prefix: dir.to_path_buf(),
-    }
+    GitksService::new(dir.to_path_buf())
 }
 
 pub fn run_git(work_dir: &std::path::Path, args: &[&str]) -> duct::Expression {