added web service

web/backend/app/main.py

@@ -0,0 +1,35 @@
+from contextlib import asynccontextmanager
+from pathlib import Path
+
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+
+from app.api.routes import router
+from app.core.config import get_settings
+from app.core.database import Base, engine
+import app.models  # noqa: F401 — register models
+
+
+@asynccontextmanager
+async def lifespan(_: FastAPI):
+    settings = get_settings()
+    Path(settings.data_dir).mkdir(parents=True, exist_ok=True)
+    Base.metadata.create_all(bind=engine)
+    yield
+
+
+app = FastAPI(title="GostGenerator Web API", version="1.0.0", lifespan=lifespan)
+settings = get_settings()
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=settings.cors_origin_list,
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+app.include_router(router)
+
+
+@app.get("/")
+def root():
+    return {"service": "GostGenerator Web API", "docs": "/docs"}