feat: Add docker

Dockerfile

@@ -0,0 +1,15 @@
+# Use an official Node.js runtime as the base image
+FROM node:14
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy your application files to the container
+COPY . .
+
+
+# Command to run your Node.js application
+CMD ["node", "build/hip2-server.js", "3000"]
+
+
+# docker run -p 3000:3000 -v ~/Downloads/xpub:/app/conf/xpub