Add uv example (#30)

Co-authored-by: Fedor Batonogov <f.batonogov@yandex.ru>

docker/uv/main.py

@@ -0,0 +1,16 @@
+from fastapi import FastAPI
+from pydantic import BaseModel
+
+app = FastAPI()
+
+class Item(BaseModel):
+    name: str
+    price: float
+
+@app.get("/")
+async def root():
+    return {"message": "Hello World"}
+
+@app.post("/items/")
+async def create_item(item: Item):
+    return item