diff --git a/app/search/__init__.py b/app/search/__init__.py
index e69de29..b4ea9a9 100644
--- a/app/search/__init__.py
+++ b/app/search/__init__.py
@@ -0,0 +1,13 @@
+"""搜索 Agent 装配层 — prompt 管理、skill 注册、工具分发、LLM 摘要、视觉观察。"""
+
+from app.search.prompt import PromptManager
+from app.search.skills import SkillRegistry, discover_skills
+from app.search.tools import SearchToolDispatcher, get_tool_descriptions
+
+__all__ = [
+    "PromptManager",
+    "SkillRegistry",
+    "SearchToolDispatcher",
+    "discover_skills",
+    "get_tool_descriptions",
+]
diff --git a/tests/unit/test_ocr_adapter.py b/tests/unit/test_ocr_adapter.py
index 1c641f1..192590e 100644
--- a/tests/unit/test_ocr_adapter.py
+++ b/tests/unit/test_ocr_adapter.py
@@ -67,7 +67,7 @@ class TestCheckHealth:
         url = "http://10.0.0.1:7866"
         responses.add(responses.GET, f"{url}/health", status=200)
         client = MonkeyOCRClient(urls=[url])
-        asyncio.get_event_loop().run_until_complete(client.check_health())
+        asyncio.run(client.check_health())
 
     @responses.activate
     def test_unhealthy_endpoint_raises(self) -> None:
@@ -76,7 +76,7 @@ class TestCheckHealth:
         responses.add(responses.GET, f"{url}/health", status=500)
         client = MonkeyOCRClient(urls=[url])
         with pytest.raises(RuntimeError, match="健康检查失败"):
-            asyncio.get_event_loop().run_until_complete(client.check_health())
+            asyncio.run(client.check_health())
 
     @responses.activate
     def test_unreachable_endpoint_raises(self) -> None:
@@ -89,7 +89,7 @@ class TestCheckHealth:
         )
         client = MonkeyOCRClient(urls=[url])
         with pytest.raises(RuntimeError, match="端点不可达"):
-            asyncio.get_event_loop().run_until_complete(client.check_health())
+            asyncio.run(client.check_health())
 
     @responses.activate
     def test_multiple_endpoints_all_checked(self) -> None:
@@ -100,7 +100,7 @@ class TestCheckHealth:
         responses.add(responses.GET, f"{url_b}/health", status=503)
         client = MonkeyOCRClient(urls=[url_a, url_b])
         with pytest.raises(RuntimeError, match="健康检查失败"):
-            asyncio.get_event_loop().run_until_complete(client.check_health())
+            asyncio.run(client.check_health())
 
 
 # ---------------------------------------------------------------------------
@@ -124,7 +124,7 @@ class TestTranscribeFrames:
         frame = tmp_path / "frame_001.jpg"
         frame.write_bytes(b"\xff\xd8\xff\xe0fake")
         client = MonkeyOCRClient(urls=[url])
-        result = asyncio.get_event_loop().run_until_complete(client.transcribe_frames([frame]))
+        result = asyncio.run(client.transcribe_frames([frame]))
         assert result == "帧1: Hello World | OCR Test"
 
     @responses.activate
@@ -149,7 +149,7 @@ class TestTranscribeFrames:
             f.write_bytes(b"\xff\xd8data")
             frames.append(f)
         client = MonkeyOCRClient(urls=[url])
-        result = asyncio.get_event_loop().run_until_complete(client.transcribe_frames(frames))
+        result = asyncio.run(client.transcribe_frames(frames))
         assert "帧1: Line A" in result
         assert "帧2: Line B" in result
 
@@ -157,7 +157,7 @@ class TestTranscribeFrames:
     def test_empty_frames_returns_empty(self) -> None:
         """空帧列表 → 空串。"""
         client = MonkeyOCRClient(urls=["http://ocr:7866"])
-        result = asyncio.get_event_loop().run_until_complete(client.transcribe_frames([]))
+        result = asyncio.run(client.transcribe_frames([]))
         assert result == ""
 
 
@@ -177,7 +177,7 @@ class TestFailureDegradation:
         frame = tmp_path / "frame.jpg"
         frame.write_bytes(b"\xff\xd8data")
         client = MonkeyOCRClient(urls=[url])
-        result = asyncio.get_event_loop().run_until_complete(client.transcribe_frames([frame]))
+        result = asyncio.run(client.transcribe_frames([frame]))
         assert result == ""
 
     @responses.activate
@@ -197,7 +197,7 @@ class TestFailureDegradation:
             f.write_bytes(b"\xff\xd8data")
             frames.append(f)
         client = MonkeyOCRClient(urls=[url])
-        result = asyncio.get_event_loop().run_until_complete(client.transcribe_frames(frames))
+        result = asyncio.run(client.transcribe_frames(frames))
         # 帧1 失败被跳过，帧2 成功但输出为 "帧2: Good"
         assert "帧1" not in result
         assert "帧2: Good" in result
@@ -224,7 +224,7 @@ class TestLineDedup:
         frame = tmp_path / "frame.jpg"
         frame.write_bytes(b"\xff\xd8data")
         client = MonkeyOCRClient(urls=[url])
-        result = asyncio.get_event_loop().run_until_complete(client.transcribe_frames([frame]))
+        result = asyncio.run(client.transcribe_frames([frame]))
         assert result == "帧1: 重复行 | 不同行"
 
     @responses.activate
@@ -240,7 +240,7 @@ class TestLineDedup:
         frame = tmp_path / "frame.jpg"
         frame.write_bytes(b"\xff\xd8data")
         client = MonkeyOCRClient(urls=[url])
-        result = asyncio.get_event_loop().run_until_complete(client.transcribe_frames([frame]))
+        result = asyncio.run(client.transcribe_frames([frame]))
         # "A" 和 "." 被过滤（长度 <= 1），保留 "AB" 和 "CD"
         assert result == "帧1: AB | CD"
 
@@ -257,7 +257,7 @@ class TestLineDedup:
         frame = tmp_path / "frame.jpg"
         frame.write_bytes(b"\xff\xd8data")
         client = MonkeyOCRClient(urls=[url])
-        result = asyncio.get_event_loop().run_until_complete(client.transcribe_frames([frame]))
+        result = asyncio.run(client.transcribe_frames([frame]))
         assert result == ""
 
 
@@ -293,7 +293,7 @@ class TestRoundRobin:
             f.write_bytes(b"\xff\xd8data")
             frames.append(f)
         client = MonkeyOCRClient(urls=[url_a, url_b])
-        result = asyncio.get_event_loop().run_until_complete(client.transcribe_frames(frames))
+        result = asyncio.run(client.transcribe_frames(frames))
         assert "帧1: From A" in result
         assert "帧2: From B" in result
         # 验证两个端点都被调用