template-devcontainer

npx degit 46ki75/template-devcontainer

Custom Features for Local Development

Create a directory at .devcontainer/features/<YOUR_FEATURE_NAME> containing following files:

• devcontainer-feature.json: Metadata describing the feature.
• install.sh: Shell script to install the feature.

devcontainer-feature.json

• id: Identifier for this feature.
• installAfter: Specifies dependencies that must be installed before this feature.
• customizations.vscode: VSCode settings and extensions to apply when this features is used.

{
  "id": "cargo-binstall",
  "name": "cargo-binstall (via cargo)",
  "version": "1.0.0",
  "customizations": {
    "vscode": {
      "settings": {
        "[rust]": { "editor.defaultFormatter": "rust-lang.rust-analyzer" }
      },
      "extensions": ["rust-lang.rust-analyzer"]
    }
  },
  "installsAfter": ["ghcr.io/devcontainers/features/rust"]
}

install.sh

Dev Container features are defined using simple shell scripts.

#!/bin/bash

set -e -u -o pipefail

USERNAME="${USERNAME:-"vscode"}"

su "${USERNAME}" -c "curl -L --proto '=https' --tlsv1.2 -sSf https://raw.githubusercontent.com/cargo-bins/cargo-binstall/main/install-from-binstall-release.sh | bash"
su "${USERNAME}" -c "cargo binstall just cargo-lambda --no-confirm"

echo "Done!"

# Add your custom installation steps below ---

Need More Information?

Exploring the actual implementations in Available Dev Container Features is the best way to learn how to create your own.

For detailed specifications, see the Dev Container metadata reference.