chore: auth-rt 默认路径改为 ~/.local/bin/

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/auth-cli.ts

@@ -20,7 +20,7 @@ import * as os from 'os';
 
 const home = process.env.HOME || os.homedir();
 const AUTH_RT_BIN = process.env.AUTH_RT_BIN
-  || path.join(home, '.openclaw', 'bin', 'auth-rt');
+  || path.join(home, '.local', 'bin', 'auth-rt');
 
 export interface ApiResponse {
   status: number;