完善 MCP/会话上下文治理并补齐搜索与诊断能力。

补充历史压缩与会话诊断链路，强化 tool pairing 与空响应兜底观测；完善 Admin MCP 导入/绑定与相关前端展示；新增 web_search_fast/web_fetch_clean 及多项测试与文档更新，并同步技能安装与角色绑定策略改进。

Made-with: Cursor

tests/test_history_tool_result_compact.py

@@ -0,0 +1,45 @@
+from __future__ import annotations
+
+import json
+
+from oclaw.platform.persistence.sqlite_store import SqliteStore
+from oclaw.runtime.chat.history_tool_result_compact import compact_tool_results_in_session_history
+
+
+def test_compact_tool_results_in_session_history_rewrites_large_tool_message(tmp_path) -> None:  # noqa: ANN001
+    db = tmp_path / "ops.sqlite"
+    store = SqliteStore(str(db))
+    sess = store.create_session("t")
+    store.add_message(session_id=sess.id, role="user", content="hi", event_type="user_text")
+    big = {"ok": True, "data": "x" * 10000}
+    store.add_message(session_id=sess.id, role="tool", content=json.dumps(big), event_type="tool_result")
+
+    out = compact_tool_results_in_session_history(store=store, session_id=sess.id, cap_chars=8000, limit_messages=200)
+    assert out.ok is True
+    assert out.compacted_tool_messages == 1
+    assert out.rewritten_all_tool_messages >= 0
+
+    msgs = store.get_messages(session_id=sess.id, limit=50)
+    tool = next((m for m in msgs if str(getattr(m, "role", "")) == "tool"), None)
+    assert tool is not None
+    txt = str(getattr(tool, "content", "") or "")
+    obj = json.loads(txt)
+    assert obj.get("_tool_result_guarded") is True
+    assert int(obj.get("guard_cap_chars") or 0) == 8000
+
+
+def test_compact_tool_results_rewrite_all_small_rows(tmp_path) -> None:  # noqa: ANN001
+    db = tmp_path / "ops.sqlite"
+    store = SqliteStore(str(db))
+    sess = store.create_session("t2")
+    store.add_message(session_id=sess.id, role="tool", content=json.dumps({"ok": True, "value": "small"}), event_type="tool_result")
+
+    out = compact_tool_results_in_session_history(store=store, session_id=sess.id, cap_chars=8000, limit_messages=200, rewrite_all=True)
+    assert out.ok is True
+    assert out.rewritten_all_tool_messages >= 1
+    msgs = store.get_messages(session_id=sess.id, limit=10)
+    tool = next((m for m in msgs if str(getattr(m, "role", "")) == "tool"), None)
+    assert tool is not None
+    obj = json.loads(str(getattr(tool, "content", "") or "{}"))
+    assert obj.get("_history_full_rewrite") is True
+