Update app.py

app.py

@@ -37,7 +37,7 @@ genai.configure(api_key=os.getenv("GEMINI_API_KEY"))
 MODEL_DEFAULT_TEMP = ["gpt-4.1", "gpt-4o", "gpt-5"]
 
 # Local JSON file for storing runs
-RUNS_FILE = "/data/runs.json"
+RUNS_FILE = "runs.json"
 
 # -------------------------
 # Helper to read JSONL