NNG/.devcontainer/devcontainer.json

{
  "dockerComposeFile": "./docker-compose.yml",
  "service": "game",
  "workspaceFolder": "/home/node/game",
  "forwardPorts": [3000],
  // These settings make sure that the created files (lake-packages etc.) are owned
  // by the user and not `root`.
  // see also https://containers.dev/implementors/json_reference/
  // and https://code.visualstudio.com/remote/advancedcontainers/add-nonroot-user
  "remoteUser": "node",
  "updateRemoteUserUID": true,
  // I don't know why I need this, but I did...
  "overrideCommand": true,
  // TODO: `lake` and `npm install` could run simultaneously using `&`
  // the only reason I didn't do it is because the output gets mixed.
  "postCreateCommand": "(cd ~/lean4game && npm install) && (cd ~/game && lake update && lake exe cache get && lake build)",
  "postAttachCommand": "cd ~/lean4game && npm start",
  "customizations": {
    "vscode": {
      "settings": {
        "remote.autoForwardPorts": false
      },
      "extensions": [
        "leanprover.lean4"
      ]
    }
  }
}