Update space

app.py

@@ -143,8 +143,9 @@ def build_messages(history: list[dict], message: str, briefing: str | None, turn
     if briefing:
         msgs.append({
             "role": "system",
-            "content": f"Pre-game briefing (user-provided): 
-{briefing[:4000]}"
+            # Use concatenation to avoid any accidental multiline f-string issues
+            "content": "Pre-game briefing (user-provided):
+" + briefing[:4000]
         })
 
     for m in history or []:
@@ -158,7 +159,8 @@ def build_messages(history: list[dict], message: str, briefing: str | None, turn
     return msgs
 
 
-def extract_ip(req: gr.Request) -> str:
+
+def extract_ip(req: gr.Request) -> str:(req: gr.Request) -> str:
     try:
         # Behind HF proxy, X-Forwarded-For may contain a list
         fwd = (req.headers.get("x-forwarded-for") or "").split(",")[0].strip()