Fix ModuleNotFoundError: Add /app/gui/api to PYTHONPATH

start.sh

@@ -2,27 +2,15 @@
 set -eux # Keep this for debugging and seeing command execution
 
 export CUDA_VISIBLE_DEVICES="0"
-export CUDA_HOME="/usr/local/cuda" # Robust CUDA_HOME for Docker environment
-export PYTHONPATH="/app"           # Set Python path to the app root
+export CUDA_HOME="/usr/local/cuda"
+
+# Add /app/gui/api to PYTHONPATH so api_types can be found directly
+export PYTHONPATH="/app:/app/gui/api" 
 
 echo "Starting GEN3C FastAPI inference server..."
 
-# Set environment variables as per GEN3C guide
-# Assuming 'checkpoints' folder is directly under '/app'
 export GEN3C_CKPT_PATH="/app/checkpoints"
-export GEN3C_GPU_COUNT=1 # Explicitly use 1 GPU for A100 instance
-
-# Navigate to the 'gui' directory where server.py resides, if necessary
-# The current directory is /app, and server.py is at /app/gui/api/server.py
-# So we need to ensure the path is correct from /app
-# Or, you can CD into the directory: cd gui
-# For now, let's keep the path explicit.
+export GEN3C_GPU_COUNT=1
 
 # Start the FastAPI server
-# Using 'uvicorn' directly is often preferred over 'fastapi dev' for deployment,
-# as 'fastapi dev' is more for development with auto-reload.
-# 'uvicorn' is typically installed with 'fastapi[standard]' or 'uvicorn[standard]'
-# The format is 'uvicorn <module>:<app_instance>'
-# So if server.py has 'app = FastAPI()', it's 'gui.api.server:app'
-# We need to bind to 0.0.0.0 and port 7860 for HF Spaces
 exec uvicorn gui.api.server:app --host 0.0.0.0 --port 7860 --proxy-headers