更新压缩机制，提高前缀缓存命中率，优化UI渲染机制，提高帧数

tests/web_page/drive.py

@@ -0,0 +1,31 @@
+"""按 steps/*.json 的 actions 列表驱动 web_page 工具（真实浏览器/CDP 9222）。
+
+用法: python drive.py steps/xxx.json [--save-png 前缀]
+"""
+import json
+import sys
+import time
+from pathlib import Path
+
+sys.path.insert(0, str(Path(__file__).resolve().parents[3] / "Agent" / "src"))
+
+from agent.tools.web_page import WebPage as WebPageTool
+
+
+def main() -> None:
+    path = Path(sys.argv[1] if len(sys.argv) > 1 else "steps/tmp.json")
+    actions = json.loads(path.read_text(encoding="utf-8"))
+    tool = WebPageTool()
+    msg, artifact = tool._run(actions)
+    print(msg)
+    png = artifact.get("image_bytes")
+    if png:
+        out = Path(__file__).parent / "output"
+        out.mkdir(exist_ok=True)
+        name = path.stem + f"_{int(time.time())}.png"
+        (out / name).write_bytes(png)
+        print(f"[screenshot saved] {out / name}")
+
+
+if __name__ == "__main__":
+    main()