Devcontainer for scala

devcontainer.json

{
	"name": "Ubuntu",
	"dockerComposeFile": "docker-compose.yml",
	"service": "app",
	"workspaceFolder": "/workspace",
	"customizations": {
		"vscode": {
			"extensions": [
				"scala-lang.scala",
				"scalameta.metals",
				"hbenl.vscode-test-explorer",
				"Anan.jetbrains-darcula-theme"
			],
			"settings": {
				"workbench.colorTheme": "JetBrains Darcula Theme"
			}
		}
	}
}

docker-compose.yml

version: "3.8"

services:
  app:
    build:
      context: ..
      dockerfile: .devcontainer/Dockerfile
    command: /bin/sh -c "while sleep 1000; do :; done"
    volumes:
      - ..:/workspace:cached
  rabbit-mq:
    image: rabbitmq:3.8.27-alpine
    environment:
      RABBITMQ_DEFAULT_USER: "rabbit-user"
      RABBITMQ_DEFAULT_PASS: "local-rabbit-pass"
    network_mode: service:app
  postgres:
    image: postgres:9.6-alpine
    environment:
      POSTGRES_PASSWORD: "localpass"
    network_mode: service:app

Dockerfile

FROM mcr.microsoft.com/devcontainers/base:jammy

USER vscode

RUN curl -s "https://get.sdkman.io" | bash
RUN chmod +x "$HOME/.sdkman/bin/sdkman-init.sh"
RUN "$HOME/.sdkman/bin/sdkman-init.sh"