fix some nits

app.py

@@ -159,7 +159,7 @@ def llm_stream_image_text(image_bytes: bytes):
         kwargs = {
             'input_ids': input_ids.to(model.device),
             'attention_mask': attention_mask.to(model.device),
-            'max_new_tokens': 512,
+            'max_new_tokens': 80_000,
         }
         if 'pixel_values' in tokenized and len(tokenized.pixel_values) > 0:
             pixel_values = torch.tensor(tokenized.pixel_values[0], dtype=model.dtype).unsqueeze(0).to(model.device)
@@ -420,7 +420,7 @@ def gr_submit_guess(round_id: str, lat: float, lng: float, username: str, reques
        .replace('__GMAPS_KEY__', GOOGLE_MAPS_API_KEY or '')
     return popup_html, result_text, rnd['lat'], rnd['lng'], score
 
-def extract_coords_from_text(text: str) -> Optional[Dict[str, float]]:
+def extract_coords_from_text(text: str):
     import re
     m = re.search(r"\[ANSWER\]\s*([+-]?\d+(?:\.\d+)?)\s*,\s*([+-]?\d+(?:\.\d+)?)\s*\[/ANSWER\]", text, re.IGNORECASE)
     if not m:
@@ -430,8 +430,7 @@ def extract_coords_from_text(text: str) -> Optional[Dict[str, float]]:
         lng = float(m.group(2))
         return {'lat': lat, 'lng': lng}
     except Exception:
-        return None
-
+        return {'lat': 0, 'lng': 0} # instead of defaulting to geocode it will return 0 as default when failing
 
 def geocode_text_to_coords(query: str) -> Optional[Dict[str, float]]:
     if not GOOGLE_MAPS_API_KEY: