first vesion

engine/main.py

@@ -0,0 +1,80 @@
+from __future__ import annotations
+
+import argparse
+from functools import lru_cache
+
+from fastapi import FastAPI, WebSocket
+from fastapi.middleware.cors import CORSMiddleware
+
+from .config import EngineConfig, load_config
+from .pipeline import run_product_voice_pipeline, run_voice_pipeline
+
+
+@lru_cache(maxsize=8)
+def get_config(path: str = "config.json") -> EngineConfig:
+    return load_config(path)
+
+
+def create_app(config_path: str = "config.json") -> FastAPI:
+    config = get_config(config_path)
+    app = FastAPI(title="AI VideoAssistant Engine v5 Pipecat Minimal", version="0.1.0")
+    app.state.config = config
+
+    app.add_middleware(
+        CORSMiddleware,
+        allow_origins=config.server.cors_origins,
+        allow_credentials=True,
+        allow_methods=["*"],
+        allow_headers=["*"],
+    )
+
+    @app.get("/health")
+    async def health() -> dict[str, object]:
+        return {
+            "status": "healthy",
+            "protocols": {
+                "/ws": "pipecat.websocket.protobuf",
+                "/ws-product": "va.ws.v1.json_base64",
+            },
+            "features": {
+                "product_text_input": True,
+                "product_text_interrupt": True,
+            },
+            "llm_provider": config.services.llm.provider,
+            "stt_provider": config.services.stt.provider,
+            "tts_provider": config.services.tts.provider,
+        }
+
+    @app.websocket("/ws")
+    async def websocket_endpoint(websocket: WebSocket) -> None:
+        await websocket.accept()
+        await run_voice_pipeline(websocket, config)
+
+    @app.websocket("/ws-product")
+    async def product_websocket_endpoint(websocket: WebSocket) -> None:
+        await websocket.accept()
+        await run_product_voice_pipeline(websocket, config)
+
+    return app
+
+
+app = create_app()
+
+
+def main() -> None:
+    import uvicorn
+
+    parser = argparse.ArgumentParser(description="Run the minimal Pipecat voice engine.")
+    parser.add_argument("--config", default="config.json")
+    args = parser.parse_args()
+
+    config = load_config(args.config)
+    uvicorn.run(
+        create_app(args.config),
+        host=config.server.host,
+        port=config.server.port,
+    )
+
+
+if __name__ == "__main__":
+    main()