Update Dockerfile

Dockerfile

@@ -1,17 +1,29 @@
-# Use a lightweight Node.js image
-FROM node:18-bullseye
+FROM node:18-alpine
+
+# Install git
+RUN apk add --no-cache git
+
+# Clone repo
+RUN git clone https://github.com/yummi184/Coinbase-Clone /app
 
 # Set working directory
 WORKDIR /app
 
-RUN git clone https://github.com/yummi184/Coinbase-Clone.git /app
+# Create data directory with correct permissions
+RUN mkdir -p /app/data && \
+    chown -R node:node /app/data && \
+    chmod -R 755 /app/data
 
-# Set correct permissions
-RUN chmod -R 777 /app
-
-# Install project dependencies
-WORKDIR /app
+# Install dependencies
 RUN npm install
 
-# Expose a port
+# Switch to non-root user (important for security)
+USER node
+
+# Environment variables
+ENV PORT=7860
+ENV NODE_ENV=production
+
 EXPOSE 7860
+
+CMD ["node", "server.js"]