feat(nlp-service): FastAPI app with /parse and /health endpoints

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

nlp-service/main.py

@@ -0,0 +1,34 @@
+import logging
+from contextlib import asynccontextmanager
+
+from fastapi import FastAPI, HTTPException
+
+from extractor import extract, load_all_models
+from models import ParseRequest, ParseResponse
+
+logger = logging.getLogger(__name__)
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    logger.info("Loading spaCy models...")
+    load_all_models()
+    logger.info("All models ready.")
+    yield
+
+
+app = FastAPI(lifespan=lifespan)
+
+
+@app.get("/health")
+def health() -> dict:
+    return {"status": "ok"}
+
+
+@app.post("/parse", response_model=ParseResponse)
+def parse(request: ParseRequest) -> ParseResponse:
+    try:
+        return extract(request.query, request.lang)
+    except Exception as exc:
+        logger.exception("Extraction pipeline failed")
+        raise HTTPException(status_code=500, detail=str(exc)) from exc