xiaoli-cli 7.0.0: 重构底层架构 + 移除工具截断

- 重构 core/ 底层 (7文件): app/runner/engine/parser/history/safety/display
- FC原生调用为主，prompt-JSON保底
- 移除所有工具返回截断 (ai_search/git_tools/cmd_executor/browser_auto/network_tools/sub_agent/tool_search)
- 删除无用文件 (旧服务器/WebUI/彩蛋/启动器等21个文件)
- 清理 constants.py 死代码
- 版本号更新为 7.0.0

ai_cli.py

@@ -0,0 +1,19 @@
+#!/usr/bin/env python3
+"""xiaoli-cli 7.0.0 入口"""
+import sys, os
+sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
+
+def main():
+    try:
+        from core.app import XiaoliCLI
+        cli = XiaoliCLI()
+        cli.run()
+    except KeyboardInterrupt:
+        print("\n再见~")
+    except Exception as e:
+        print(f"启动失败: {e}")
+        import traceback; traceback.print_exc()
+        sys.exit(1)
+
+if __name__ == "__main__":
+    main()