Fixed fork() issue

gradio_app.py

@@ -1,3 +1,10 @@
+# Set OpenMP environment variables to prevent fork() errors
+import os
+os.environ["OMP_NUM_THREADS"] = "1"  # Limit OpenMP to single thread
+os.environ["PYTHONFAULTHANDLER"] = "1"  # Better error reporting
+os.environ["KMP_DUPLICATE_LIB_OK"] = "TRUE"  # Avoid Intel MKL errors
+os.environ["OMP_THREAD_LIMIT"] = "1"  # Limit total number of OpenMP threads
+
 # Hunyuan 3D is licensed under the TENCENT HUNYUAN NON-COMMERCIAL LICENSE AGREEMENT
 # except for the third-party components listed below.
 # Hunyuan 3D does not impose any additional limitations beyond what is outlined