Added /items endpoint that returns a list of items

main.py

@@ -5,3 +5,8 @@ app = FastAPI()
 @app.get("/")
 def read_root():
     return {"message": "Hello, Pivozavrы!"}
+
+
+@app.get("/items")
+def get_items():
+    return {"items": ["pivo", "riba", "holodec"]}