修复网页对话并接入 SearXNG 搜索

app/tests/test_transport.py

@@ -17,7 +17,7 @@ ROOT = Path(__file__).resolve().parent.parent.parent
 sys.path.insert(0, str(ROOT))
 
 from client.test_client import FileAudioTrack, ReplyRecorder
-from services.bot_server import SimpleVAD
+from services.bot_server import SimpleVAD, extract_user_text
 
 
 def _write_test_wav(path: Path) -> None:
@@ -66,11 +66,24 @@ def test_reply_requires_non_silent_audio() -> None:
     assert recorder.has_speech
 
 
+def test_extract_rtvi_user_text() -> None:
+    assert extract_user_text([
+        {"role": "assistant", "content": "旧回复"},
+        {"role": "user", "content": "  文字问题  "},
+    ]) == "文字问题"
+    assert extract_user_text([{
+        "role": "user",
+        "content": [{"type": "text", "text": "第一段"}, {"text": "第二段"}],
+    }]) == "第一段 第二段"
+    assert extract_user_text([{"role": "assistant", "content": "没有用户消息"}]) == ""
+
+
 async def main() -> int:
     await test_file_track_clock()
     test_vad_tail_silence()
     test_reply_requires_non_silent_audio()
-    print("传输适配层回归测试：3/3 PASS")
+    test_extract_rtvi_user_text()
+    print("传输适配层回归测试：4/4 PASS")
     return 0