Update Dockerfile

Dockerfile

@@ -1,27 +1,28 @@
 FROM python:3.9
 
-# 1. Install system dependencies
+# System deps
 RUN apt-get update && apt-get install -y \
-    g++ \
-    libssl-dev \
     git \
-    zip \
     make \
+    g++ \
+    zip \
+    unzip \
     curl \
     pkg-config \
+    libssl-dev \
     && rm -rf /var/lib/apt/lists/*
 
-# 2. Build zsign (old style, fixed path)
-RUN git clone https://github.com/zhlynn/zsign.git /opt/zsign && \
-    cd /opt/zsign && \
+# Build zsign correctly (IMPORTANT FIX)
+RUN git clone --depth 1 https://github.com/zhlynn/zsign.git /opt/zsign && \
+    cd /opt/zsign/build/linux && \
     make && \
-    find . -type f -name "zsign" -exec cp {} /usr/local/bin/zsign \;
+    cp zsign /usr/local/bin/zsign
 
-# 3. Setup App
+# App setup
 WORKDIR /app
 COPY . .
 
 RUN pip install flask flask-cors gunicorn
 
-# 4. Start (IMPORTANT: correct JSON format)
-CMD ["gunicorn", "app:app", "--bind", "0.0.0.0:7860", "--workers", "1", "--timeout", "600"]
+# IMPORTANT: increase timeout + prevent worker crash
+CMD ["gunicorn", "-b", "0.0.0.0:7860", "app:app", "--workers", "1", "--timeout", "600", "--preload"]