Update Dockerfile

Dockerfile

@@ -1,16 +1,21 @@
 FROM calciumion/new-api:latest
 
-# Install Python and DB drivers
+# 1. Switch to root to install dependencies
 USER root
-RUN apt-get update && apt-get install -y python3 python3-pip
+
+# 2. Update and install Python and pip
+RUN apt-get update && apt-get install -y python3 python3-pip ca-certificates && rm -rf /var/lib/apt/lists/*
+
+# 3. Install necessary Python libraries
 RUN pip3 install flask requests mysql-connector-python --break-system-packages
 
-# Copy the shield script
+# 4. Copy the shield script into the app directory
 COPY shield.py /app/shield.py
 
-# Hugging Face port config
+# 5. Set Hugging Face port environment variables
 ENV PORT=7860
 EXPOSE 7860
 
-# Start Shield on 7860 and NewAPI on internal 3000
-CMD python3 /app/shield.py & /new-api --port 3000
+# 6. Start NewAPI in the background on port 3000, 
+#    then start Shield on port 7860 in the foreground.
+CMD /new-api --port 3000 & python3 /app/shield.py