Update Dockerfile

Dockerfile

@@ -1,17 +1,26 @@
 FROM node:23
 
+# Create app directory with proper permissions
+RUN mkdir -p /app/users && chown -R node:node /app
 WORKDIR /app
 
-# Install PM2 globally for process management
+# Install PM2 globally (no keys needed for basic usage)
 RUN npm install -g pm2
 
-COPY package*.json ./
+# Switch to non-root user
+USER node
+
+# Copy package files first for better caching
+COPY --chown=node:node package*.json ./
+
+# Install dependencies
 RUN npm install
 
-COPY . .
+# Copy application files
+COPY --chown=node:node . .
 
-# Expose the main port
+# Expose the port
 EXPOSE 7860
 
-# Start the application using PM2 to ensure 24/7 operation
-CMD ["pm2-runtime", "start", "server.js"]
+# Start the application (no PM2 keys required)
+CMD ["pm2-runtime", "--no-daemon", "server.js"]