Fixed formatting and type definitions

app/main.py

@@ -1,22 +1,27 @@
+from contextlib import asynccontextmanager
+
 from fastapi import FastAPI
 
 from app.config import settings
 from app.database import create_database
 from app.routers import example_route, project_route
 
-app = FastAPI(
-    title=settings.app_name,
-    version=settings.app_version
-)
 
-@app.on_event("startup")
-def startup():
+@asynccontextmanager
+async def lifespan(app: FastAPI):
     create_database()
+    # Stuff that runs once before the app starts :D
+    yield
+    # Stuff that runs when it shuts down :>
 
-app.include_router(
-    example_route.router
+
+app = FastAPI(
+    lifespan=lifespan,
+    title=settings.app_name,
+    version=settings.app_version,
 )
 
-app.include_router(
-    project_route.router
-)
+
+app.include_router(example_route.router)
+
+app.include_router(project_route.router)