Fix Docker Runtime: Use venv path and set PATH/PYTHONPATH

Dockerfile

@@ -40,6 +40,10 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     curl \
     && rm -rf /var/lib/apt/lists/*
 
+# Use virtualenv binaries
+ENV PATH="/app/venv/bin:$PATH"
+ENV PYTHONPATH="/app"
+
 # Copy virtualenv from builder
 COPY --from=python-builder /build-python/venv /app/venv
 
@@ -66,4 +70,5 @@ EXPOSE 7860
 HEALTHCHECK --interval=30s --timeout=10s --start-period=15s --retries=3 \
     CMD curl -f http://localhost:7860/health || exit 1
 
-CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]
+# Run the application using the venv's uvicorn
+CMD ["/app/venv/bin/uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]