style: clean up unused parameters and imports in examples

examples/01_quickstart.py

@@ -9,8 +9,8 @@ from fastapi.responses import JSONResponse
 
 from fastapi_traffic import (
     MemoryBackend,
-    RateLimitExceeded,
     RateLimiter,
+    RateLimitExceeded,
     rate_limit,
 )
 from fastapi_traffic.core.limiter import set_limiter
@@ -21,7 +21,7 @@ limiter = RateLimiter(backend)
 
 
 @asynccontextmanager
-async def lifespan(app: FastAPI):
+async def lifespan(_: FastAPI):
     """Lifespan context manager for startup/shutdown."""
     await limiter.initialize()
     set_limiter(limiter)
@@ -34,7 +34,7 @@ app = FastAPI(title="Quickstart Example", lifespan=lifespan)
 
 # Step 2: Add exception handler for rate limit errors
 @app.exception_handler(RateLimitExceeded)
-async def rate_limit_handler(request: Request, exc: RateLimitExceeded) -> JSONResponse:
+async def rate_limit_handler(_: Request, exc: RateLimitExceeded) -> JSONResponse:
     return JSONResponse(
         status_code=429,
         content={"error": "Too many requests", "retry_after": exc.retry_after},
@@ -44,17 +44,17 @@ async def rate_limit_handler(request: Request, exc: RateLimitExceeded) -> JSONRe
 # Step 3: Apply rate limiting to endpoints
 @app.get("/")
 @rate_limit(10, 60)  # 10 requests per minute
-async def hello(request: Request) -> dict[str, str]:
+async def hello(_: Request) -> dict[str, str]:
     return {"message": "Hello, World!"}
 
 
 @app.get("/api/data")
 @rate_limit(100, 60)  # 100 requests per minute
-async def get_data(request: Request) -> dict[str, str]:
+async def get_data(_: Request) -> dict[str, str]:
     return {"data": "Some important data"}
 
 
 if __name__ == "__main__":
     import uvicorn
 
-    uvicorn.run(app, host="0.0.0.0", port=8000)
+    uvicorn.run(app, host="127.0.0.1", port=8002)