diff --git a/runner/backend/__init__.py b/runner/backend/__init__.py
new file mode 100644
index 0000000..9af9555
--- /dev/null
+++ b/runner/backend/__init__.py
@@ -0,0 +1,23 @@
+from fastapi import FastAPI, Query, HTTPException
+from fastapi.responses import Response
+import lib.target as target
+
+app = FastAPI()
+
+
+@app.post("/start")
+async def start(url: str = Query(None)):
+    if url:
+        target.save(url)
+        print(f"Target URL set to: {url}")
+        return {"message": f"Target URL set to: {url}"}
+    return {"error": "No URL provided"}
+
+
+@app.exception_handler(404)
+async def not_found_handler(request, exc):
+    return Response(status_code=404)
+
+@app.exception_handler(405)
+async def method_not_allowed_handler(request, exc):
+    return Response(status_code=405)
\ No newline at end of file