Run a NuxtJS Container App

back4app containers is a powerful platform for hosting nuxtjs applications with its ability to automatically deploy dockerized nuxtjs apps, you can launch your project in a scalable and flexible environment with ease in this guide, we will walk you through the process of preparing and deploying your nuxtjs application on back4app containers, covering everything from simple projects to more complex setups we will begin with the necessary preparations, then move on to dockerizing the application, testing it locally, pushing the project to github, setting up the project on back4app containers, monitoring deployment, and troubleshooting common issues at any time if you want to check a sample working nuxtjs project on back4app containers go to https //github com/templates back4app/containers nuxtjs https //github com/templates back4app/containers nuxtjs if you have any questions or comments, feel free to join the conversation in the #containers channel on the back4app community on slack anytime you can also contact us at community\@back4app com 1\ prepare your nuxtjs application to prepare your nuxtjs application for deployment on back4app containers, follow these steps prerequisites ensure you have the following installed \ node js v18 0 0 or newer \ text editor we recommend visual studio code with the official vue extension (previously known as volar) \ terminal to run nuxt commands ensure your application's dependencies are listed in the package json file this file will be used by docker to install the necessary packages make sure your application is using the latest version of nuxtjs, as older versions may have compatibility issues with back4app containers remove any hard coded configuration values or secrets, and use environment variables instead this will make your application more secure and easier to manage in the container environment 2\ dockerization dockerizing your nuxtjs application is essential for deployment on back4app containers create a dockerfile in the root directory of your project with the following content from node 20 workdir /app copy /app run npm install run npm run build expose 3000 cmd \["npm", "start"] this dockerfile sets up a node js environment, installs your application's dependencies, builds the application, and starts the server 3\ test your project locally before pushing your project to github, test it locally using docker build the docker image docker build t my nuxt app run the docker container docker run p 3000 3000 my nuxt app open your browser and navigate to http //localhost 3000 to see your application running 4\ push your project to github to push your nuxtjs project to github, follow these steps create a new repository on github initialize a git repository in your project folder git init add all files to the git repository git add commit the changes git commit m "initial commit" add your github repository as a remote git remote add origin \<your repo url> push your code to the github repository git push u origin master 5\ deploy your application on back4app containers to deploy your nuxt js application on back4app containers, follow these steps log in to your back4app account and navigate to the "containers" section click "create new app" and choose "github" as the deployment source authorize back4app to access your github account and select the repository containing your nuxtjs project choose the appropriate branch and configure any required environment variables click "create" to start the deployment process back4app containers will automatically build and deploy your application using the provided dockerfile 6\ monitor deployment and address possible errors during the deployment process, monitor the progress and logs in the back4app containers dashboard pay attention to any error or warning messages that may appear if you encounter any issues, refer to the troubleshooting section below to resolve them 7\ troubleshooting common problems here is a list of common problems you may face when deploying and running an app on back4app containers build fails due to missing dependencies ensure that all required dependencies are listed in your package json file you may need to run npm install \<package name> to add missing dependencies application crashes due to incorrect environment variables make sure that all environment variables required by your application are correctly set in the back4app containers dashboard double check the variable names and values for any errors application is not accessible from the internet ensure that your nuxt config js file has the server host property set to '0 0 0 0' to allow external connections the application fails to connect to external services if your application relies on external services such as databases or apis, ensure that the service urls and credentials are correctly configured as environment variables in the back4app containers dashboard outdated nuxtjs version causes compatibility issues make sure your application is using the latest version of nuxtjs update the package json file and run npm install to install the latest version when troubleshooting, remember that logs are your best friend the back4app containers platform provides detailed logs for your application, allowing you to identify and resolve issues quickly by addressing these common problems, you can ensure a smooth deployment and runtime experience for your nuxtjs application on back4app containers with the help of this guide, you should now have a better understanding of how to prepare, deploy, and troubleshoot a nuxtjs application on back4app containers this powerful platform offers a seamless and efficient way to host your nuxtjs applications, freeing you from the complexities of devops and allowing you to focus on your code