Dev Container for React Native with Expo

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  • docker

    Docker - the open-source application container engine (by microsoft)

    Docker installed.

  • react-native

    A framework for building native applications using React

    In this post, I'll show how to create a Development container (aka dev container) to use it to develop a React Native app with Expo.

  • Onboard AI

    Learn any GitHub repo in 59 seconds. Onboard AI learns any GitHub repo in minutes and lets you chat with it to locate functionality, understand different parts, and generate new code. Use it for free at

  • watchman

    Watches files and records, or triggers actions, when they change.

    postCreateCommand This section permit to execute a command after the build of the container. I've used this command to execute a script to install Expo and other dependencies like watchman

  • spec

    Development Containers: Use a container as a full-featured development environment. (by devcontainers)

    // For format details, see For config options, see the // README at: { "name": "Node.js & TypeScript", // Or use a Dockerfile or Docker Compose file. More info: "image": "", // Features to add to the dev container. More info: // "features": {}, // Use 'forwardPorts' to make a list of ports inside the container available locally. "forwardPorts": [8081], "initializeCommand": "bash .devcontainer/", // Use 'postCreateCommand' to run commands after the container is created. "postCreateCommand": "bash .devcontainer/", // Configure tool-specific properties. // "customizations": {}, // Uncomment to connect as root instead. More info: // "remoteUser": "root", // "containerEnv": { // }, // "remoteEnv": { // "DEV_USER_HOST": "${localEnv:USERNAME}" // }, "runArgs": ["-p=8081:8081", "--env-file", ".devcontainer/.env"] }

  • Visual Studio Code

    Visual Studio Code

    Visual Studio Code installed.

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    Collect and Analyze Billions of Data Points in Real Time. Manage all types of time series data in a single, purpose-built database. Run at any scale in any environment in the cloud, on-premises, or at the edge.

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