新增拉流转推功能，并按业务重设计摄像头/拉流独立界面

支持 RTMP/SRT/HLS/FLV/WHEP 拉流到 YouTube；摄像头与拉流页采用独立工作台布局，更新 README 文档。

Co-authored-by: Cursor <cursoragent@cursor.com>

web2.py

@@ -70,6 +70,12 @@ from web2_relay_pro import (
 from web2_youtube_ini import parse_youtube_ini, serialize_youtube_ini, validate_youtube_keys
 from web2_host_caps import gpu_status_payload, machine_summary_payload
 from web2_camera import camera_config_ready, list_capture_devices, load_camera_config, save_camera_config
+from web2_pull_stream import (
+    load_pull_stream_config,
+    protocol_help,
+    pull_stream_config_ready,
+    save_pull_stream_config,
+)
 from web2_pocketbase import REQUIRE_PB, pb_auth_refresh_and_validate
 
 
@@ -96,6 +102,7 @@ def _label_short(prefix: str) -> str:
         "tiktok": "TikTok",
         "youtube": "YouTube",
         "camera": "摄像头",
+        "pull": "拉流",
         "obs": "OBS",
         "web": "Web 控制台",
     }.get(prefix, prefix)
@@ -119,6 +126,10 @@ def discover_script_entries() -> tuple:
         if path.is_file() and path.resolve() != web_path:
             entries.append({"script": path.name, "label": _label_short("camera")})
 
+    for path in sorted(base.glob("pull_stream*.py")):
+        if path.is_file() and path.resolve() != web_path:
+            entries.append({"script": path.name, "label": _label_short("pull")})
+
     for path in sorted(base.glob("obs*.sh")):
         if path.is_file():
             entries.append({"script": path.name, "label": _label_short("obs")})
@@ -147,6 +158,10 @@ def is_camera_script(script: str) -> bool:
     return script.endswith(".py") and _stem(script).startswith("camera")
 
 
+def is_pull_stream_script(script: str) -> bool:
+    return script.endswith(".py") and _stem(script).startswith("pull_stream")
+
+
 def is_youtube_script(script: str) -> bool:
     return script.endswith(".py") and _stem(script).startswith("youtube")
 
@@ -855,6 +870,16 @@ def _camera_ready_message(process: str) -> str | None:
     return camera_config_ready(CONFIG_DIR)
 
 
+def _pull_stream_ready_message(process: str) -> str | None:
+    if not is_pull_stream_script(script_for_pm2(process) or ""):
+        return None
+    return pull_stream_config_ready(CONFIG_DIR)
+
+
+def _stream_worker_ready_message(process: str) -> str | None:
+    return _camera_ready_message(process) or _pull_stream_ready_message(process)
+
+
 @app.get("/camera/devices")
 async def camera_devices():
     return list_capture_devices()
@@ -880,6 +905,31 @@ async def camera_config_post(request: Request):
     return {"message": msg, "config": load_camera_config(CONFIG_DIR)}
 
 
+@app.get("/pull_stream/config")
+async def pull_stream_config_get():
+    return {"config": load_pull_stream_config(CONFIG_DIR)}
+
+
+@app.get("/pull_stream/protocols")
+async def pull_stream_protocols():
+    return {"protocols": protocol_help()}
+
+
+@app.post("/pull_stream/config")
+async def pull_stream_config_post(request: Request):
+    try:
+        data = await request.json()
+    except Exception:
+        return JSONResponse({"error": "无效的 JSON"}, status_code=400)
+    if not isinstance(data, dict):
+        return JSONResponse({"error": "无效数据"}, status_code=400)
+    patch = data.get("config") if isinstance(data.get("config"), dict) else data
+    ok, msg = save_pull_stream_config(CONFIG_DIR, patch)
+    if not ok:
+        return JSONResponse({"error": msg}, status_code=400)
+    return {"message": msg, "config": load_pull_stream_config(CONFIG_DIR)}
+
+
 @app.get("/start")
 async def start(request: Request, process: str = Query(..., description="进程名")):
     if REQUIRE_PB:
@@ -902,7 +952,7 @@ async def start(request: Request, process: str = Query(..., description="进程
         if not ok:
             return JSONResponse({"output": msg}, status_code=400)
         await _stop_legacy_youtube_if_online()
-    cam_msg = _camera_ready_message(process)
+    cam_msg = _stream_worker_ready_message(process)
     if cam_msg:
         return JSONResponse({"output": cam_msg}, status_code=400)
     output = await control_start(process)
@@ -963,7 +1013,7 @@ async def restart(request: Request, process: str = Query(..., description="进
         if not ok:
             return JSONResponse({"output": f"{stop_output}\n{msg}"}, status_code=400)
         await _stop_legacy_youtube_if_online()
-    cam_msg = _camera_ready_message(process)
+    cam_msg = _stream_worker_ready_message(process)
     if cam_msg:
         return JSONResponse({"output": f"{stop_output}\n{cam_msg}"}, status_code=400)
     start_output = await control_start(process)