♻️ Refactor websocket client id

pkg/proto/stream.proto

@@ -20,13 +20,13 @@ message CountConnectionResponse {
 
 message PushStreamRequest {
   optional uint64 user_id = 1;
-  optional uint64 client_id = 2;
+  optional string client_id = 2;
   bytes body = 3;
 }
 
 message PushStreamBatchRequest {
   repeated uint64 user_id = 1;
-  repeated uint64 client_id = 2;
+  repeated string client_id = 2;
   bytes body = 3;
 }
 
@@ -34,13 +34,13 @@ message PushStreamResponse {
   bool is_all_success = 1;
   int64 affected_count = 2;
   int64 failed_count = 3;
-  repeated uint64 success_list = 4;
+  repeated string success_list = 4;
 }
 
 message StreamEventRequest {
   string event = 1;
   uint64 user_id = 2;
-  uint64 client_id = 3;
+  string client_id = 3;
   bytes payload = 4;
 }