refactor(build): reformat code and add tonic health dependency

- Reformatted build script with proper indentation and line breaks
- Added tonic-health dependency to Cargo.toml and updated lock file
- Improved error handling in disk cache with concurrent deletion checks
- Refactored conditional chains using && and let expressions
- Reformatted struct initialization and function parameter lists
- Added proper spacing and alignment in language stats processing
- Improved assertion formatting in test cases
- Reorganized import statements and code layout in multiple files
- Updated metrics functions with better parameter handling and formatting

actor/mod.rs

@@ -7,15 +7,14 @@ pub mod sync;
 
 pub use handler::find_primary_in_cluster;
 pub use handler::{
-    broadcast_append_entries, broadcast_ref_update, broadcast_role_changed,
-    get_category_members, get_cluster_nodes, is_leader_lease_valid, list_all_groups,
-    renew_leader_lease, route_group_for, start_node_actor, GitNodeActor, GitNodeArgs, RepoEntry,
+    GitNodeActor, GitNodeArgs, RepoEntry, broadcast_append_entries, broadcast_ref_update,
+    broadcast_role_changed, get_category_members, get_cluster_nodes, is_leader_lease_valid,
+    list_all_groups, renew_leader_lease, route_group_for, start_node_actor,
 };
 pub use message::{
-    AppendEntriesRequest, AppendEntriesResponse, ElectionRequest, ElectionResult,
-    GitNodeMessage, NodeHealth, ReadIndexRequest, ReadIndexResponse, RefUpdateEvent,
-    RepoActorMessage, RoleChangedEvent, RouteDecision, SerializedRaftEntry,
-    ROLE_PRIMARY, ROLE_REPLICA, RAFT_MSG_VERSION,
+    AppendEntriesRequest, AppendEntriesResponse, ElectionRequest, ElectionResult, GitNodeMessage,
+    NodeHealth, RAFT_MSG_VERSION, ROLE_PRIMARY, ROLE_REPLICA, ReadIndexRequest, ReadIndexResponse,
+    RefUpdateEvent, RepoActorMessage, RoleChangedEvent, RouteDecision, SerializedRaftEntry,
 };
 pub use raft_log::{Command as RaftCommand, LogEntry as RaftLogEntry, RaftLog};
 pub use server::init_actor_cluster;