dev_container.md

Dev Containers

The Visual Studio Code Dev Containers extension lets you use a Docker container as a full-featured development environment.

Steps to install and use dev Containers -

1. Install docker

Windows / macOs

• If you are using windows, ensure WSL 2 back-end is enabled. Steps to install WSL2 - https://learn.microsoft.com/en-us/windows/wsl/install

• Install Docker Desktop for Windows/Mac.

Linux

• Install docker

2. Install Visual Studio Code

• Download and install vscode
• Install Dev Container extension for vscode.

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Clone the repo and open it in vscode

git clone https://github.com/IRIS-NITK/IRIS-RoR-Bootcamp-2022
cd IRIS-RoR-Bootcamp-2022
code .

3. Open the folder in dev container

• Open the repo in VS code and press Ctrl + Shift + p to bring up the Command Palette, and search for command Dev Containers: Reopen in Container and execute it. This uses the dev container config file inside .devcontainer folder to create a new dev container.

• The VS Code window will reload and start building the dev container. A progress notification provides status updates.
• After the build completes, VS Code will automatically connect to the container.

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The folder will be reopened inside a Debian container. The container has rvm, node and yarn preinstalled so you can get started off working with rails.

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Once done head over here, to learn about RVM and gemsets.