Update Dockerfile

Dockerfile

@@ -1,23 +1,18 @@
-# Use official Node.js LTS image
-FROM node:18
+# Use official Node image
+FROM node:18-alpine
 
-# Create app directory inside container
-WORKDIR /usr/src/app
+# Create app directory
+WORKDIR /app
 
-# Copy package.json and package-lock.json (if exists)
+# Install app dependencies
 COPY package*.json ./
+RUN npm install
 
-# Install dependencies (express)
-RUN npm init -y
-Run npm install express
-Run apt install tmate
-Run tmate
-
-# Copy server.js into container
+# Copy source
 COPY server.js .
 
-# Expose port 3000
-EXPOSE 3000
+# Expose port
+EXPOSE 7860
 
-# Command to run the server
-CMD ["node", "server.js"
+# Run the server
+CMD ["node", "server.js"]