fix: Add some optimizations

Signed-off-by: Xinwei Xiong(cubxxw-openim) <3293172751nss@gmail.com>

tools/imctl/cmd/genman/genman.go

@@ -1,3 +1,17 @@
+// Copyright © 2023 OpenIM. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package main
 
 import (
@@ -8,7 +22,7 @@ import (
 )
 
 func main() {
-	// use os.Args instead of "flags" because "flags" will mess up the man pages!
+	// TODO use os.Args instead of "flags" because "flags" will mess up the man pages!
 	path := "docs/man/man1"
 	module := ""
 	if len(os.Args) == 3 {
@@ -28,4 +42,22 @@ func main() {
 	// Set environment variables used by command so the output is consistent,
 	// regardless of where we run.
 	os.Setenv("HOME", "/home/username")
+
+	// openim-api
+	// openim-cmdutils
+	// openim-crontask
+	// openim-msggateway
+	// openim-msgtransfer
+	// openim-push
+	// openim-rpc-auth
+	// openim-rpc-conversation
+	// openim-rpc-friend
+	// openim-rpc-group
+	// openim-rpc-msg
+	// openim-rpc-third
+	// openim-rpc-user
+	switch module {
+	case "openim-api":
+
+		
 }