moved dockerfile to top level

Author: mmt456

Dockerfile

@@ -0,0 +1,14 @@
+FROM node:16
+
+# Create app directory
+WORKDIR /usr/src/app
+
+# Install app dependencies
+COPY package*.json ./
+
+RUN npm install
+# Bundle app source
+COPY . .
+
+EXPOSE 3000
+CMD [ "npm", "start" ]