feat: add guided exploration and share user-started MCP backend

mcp_server/base.py

@@ -37,6 +37,8 @@ mcp = FastMCP(
         "For the full workflow use mobile_workspace (devices/queue), mobile_config (non-secret saved defaults), "
         "mobile_task_file (XLSX template/preview), mobile_batch (JSON cases + execution), "
         "mobile_search_history and mobile_export_report (Word/Excel/ZIP). "
+        "For interactive test design use mobile_exploration: one conversation, user guidance, "
+        "recorded demonstrations, resumable active-time limits and versioned cases for Flash/Pro. "
         "Task action replay is unavailable; trace inspection is read-only. "
         "Use mobile_run_task to launch autonomous UI workflows on connected Android devices or emulators, "
         "mobile_manage_task to check status or steer execution, "