dockerfile

# Create a dockerfile with node image


# Create a directory to hold the application code inside the image, this will be the working directory for your application

# Set the working directory to /usr/src/app

# Copy package.json and package-lock.json to the working directory

# Install npm 

# Copy the current directory contents into the container at /usr/src/app

# Make port 3000 available to the world outside this container

# Run Nodeserver.js when the container launches

# Write a docker comand to build the image and tag it as mynodeapp
# Use the official Node.js image from the Docker Hub
FROM node:14

# Create a directory to hold the application code inside the image, this will be the working directory for your application
WORKDIR /usr/src/app

# Copy package.json and package-lock.json to the working directory
COPY package*.json ./

# Install npm dependencies
RUN npm install

# Copy the current directory contents into the container at /usr/src/app
COPY . .

# Make port 4000 available to the world outside this container and route it to 3000
EXPOSE 3000:3000


# Run Nodeserver.js when the container launches
CMD ["node", "nodeserver.js"]

# Write a docker command to build the image and tag it as mynodeapp
# docker build -t mynodeapp .