feat(static-mount): integrate frontend (13 pages) into FastAPI app

app/main.py

@@ -14,10 +14,13 @@ from __future__ import annotations
 import logging
 from contextlib import asynccontextmanager
 
+from pathlib import Path
+
 from fastapi import FastAPI, Request, status
 from fastapi.exceptions import RequestValidationError
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.responses import JSONResponse
+from fastapi.staticfiles import StaticFiles
 from sqlalchemy import text
 from sqlalchemy.exc import SQLAlchemyError
 from starlette.exceptions import HTTPException as StarletteHTTPException
@@ -190,6 +193,15 @@ def create_app() -> FastAPI:
     app.include_router(tags.router, prefix="/api/v1")
     app.include_router(dashboard.router, prefix="/api/v1")
 
+    # === Static Files (Frontend) ===
+    # Mount app/webui/ on root AFTER all routers, so /api/v1/* still matches first.
+    # StaticFiles mit html=True servt index.html on `/` und alle .html files direkt.
+    webui_dir = Path(__file__).parent / "webui"
+    if webui_dir.exists():
+        app.mount("/", StaticFiles(directory=str(webui_dir), html=True), name="webui")
+    else:
+        logger.warning("webui directory not found at %s — frontend not served", webui_dir)
+
     return app