Fix Spaces runtime: Import spaces before torch to prevent CUDA init error

app.py

@@ -1,3 +1,16 @@
+try:
+    import spaces
+except ImportError:
+    class _SpacesFallback:
+        @staticmethod
+        def GPU(fn=None, **_kwargs):
+            if fn is None:
+                def decorator(inner):
+                    return inner
+                return decorator
+            return fn
+    spaces = _SpacesFallback()
+
 import json
 import os
 import traceback
@@ -17,18 +30,6 @@ from space_backend import (
     run_predict_only,
 )
 
-try:
-    import spaces
-except ImportError:
-    class _SpacesFallback:
-        @staticmethod
-        def GPU(fn=None, **_kwargs):
-            if fn is None:
-                def decorator(inner):
-                    return inner
-                return decorator
-            return fn
-    spaces = _SpacesFallback()
 
 AUTO_PRELOAD_BADAS = os.environ.get("COSMOS_PRELOAD_BADAS", "1") == "1"
 AUTO_PRELOAD_REASON = os.environ.get("COSMOS_PRELOAD_REASON", "1") == "1"