feat(offload): restore and enhance iTerm2 auto-launch UI

.gemini/skills/offload/scripts/providers/BaseProvider.ts

@@ -24,6 +24,11 @@ export interface WorkerProvider {
    */
   setup(options: SetupOptions): Promise<number>;
 
+  /**
+   * Returns the raw command string that would be used to execute a command.
+   */
+  getRunCommand(command: string, options?: ExecOptions): string;
+
   /**
    * Executes a command on the worker.
    */

.gemini/skills/offload/scripts/providers/GceConnectionManager.ts

@@ -38,9 +38,13 @@ export class GceConnectionManager {
     ];
   }
 
-  run(command: string, options: { interactive?: boolean; stdio?: 'pipe' | 'inherit' } = {}): { status: number; stdout: string; stderr: string } {
+  getRunCommand(command: string, options: { interactive?: boolean } = {}): string {
     const fullRemote = this.getMagicRemote();
-    const sshCmd = `ssh ${this.getCommonArgs().join(' ')} ${options.interactive ? '-t' : ''} ${fullRemote} ${this.quote(command)}`;
+    return `ssh ${this.getCommonArgs().join(' ')} ${options.interactive ? '-t' : ''} ${fullRemote} ${this.quote(command)}`;
+  }
+
+  run(command: string, options: { interactive?: boolean; stdio?: 'pipe' | 'inherit' } = {}): { status: number; stdout: string; stderr: string } {
+    const sshCmd = this.getRunCommand(command, options);
 
     // 1. Try Direct Path
     const directRes = spawnSync(sshCmd, { stdio: options.stdio || 'pipe', shell: true });

.gemini/skills/offload/scripts/providers/GceCosProvider.ts

@@ -137,6 +137,14 @@ Host ${this.sshAlias}
     return 0;
   }
 
+  getRunCommand(command: string, options: ExecOptions = {}): string {
+    let finalCmd = command;
+    if (options.wrapContainer) {
+        finalCmd = `docker exec ${options.interactive ? '-it' : ''} ${options.cwd ? `-w ${options.cwd}` : ''} ${options.wrapContainer} sh -c ${this.quote(command)}`;
+    }
+    return this.conn.getRunCommand(finalCmd, { interactive: options.interactive });
+  }
+
   async exec(command: string, options: ExecOptions = {}): Promise<number> {
     const res = await this.getExecOutput(command, options);
     return res.status;