Update Dockerfile

Dockerfile

@@ -12,7 +12,7 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # ----------------------------
-# Build zsign properly
+# Build zsign (correct + reliable)
 # ----------------------------
 RUN git clone https://github.com/zhlynn/zsign.git /opt/zsign && \
     cd /opt/zsign && \
@@ -28,9 +28,6 @@ COPY . .
 RUN pip install flask flask-cors gunicorn
 
 # ----------------------------
-# IMPORTANT: fix timeout
+# IMPORTANT: Gunicorn config (single line only)
 # ----------------------------
-CMD ["gunicorn", "app:app",
-     "--bind", "0.0.0.0:7860",
-     "--workers", "1",
-     "--timeout", "600"]
+CMD ["gunicorn", "app:app", "--bind", "0.0.0.0:7860", "--workers", "1", "--timeout", "600"]