RedwoodJS Devcontainer Config: place these 3 files in a `.devcontainer` directory at the root of your RedwoodJS app

compose.yaml

name: 'project_name'

services:
  app:
    build:
      context: ..
      dockerfile: .devcontainer/Dockerfile
    volumes:
      - ../..:/workspaces:cached
    command: sleep infinity
    depends_on:
      - mysql
    # See note about network below
    networks:
      - dev-network

  # I'm using MySQL but this could easily be Postgres.
  # If you wanted SQLite you can do that inside the Dockerfile
  # itself, just `RUN apt update && apt install -y sqlite`
  # no need to have a separate container running here
  mysql:
    image: mysql:8
    restart: unless-stopped
    environment:
      MYSQL_ROOT_PASSWORD: password
      MYSQL_DATABASE: 128collective
      MYSQL_USER: user
      MYSQL_PASSWORD: password
    ports:
      - "3306:3306"
    networks:
      - dev-network

# If you don't have MySQL or Postgres running then you can remove
# this network setup
networks:
  dev-network:
    driver: bridge

devcontainer.json

// If you're using SQLite you can simplify your setup to just have 
// this one file and include "image": "node:20" here instead of 
// needing separate Dockerfile and compose.yaml files. Remove the
// "dockerComposeFile" property and update "postCreateCommand" to:
// "COREPACK_ENABLE_DOWNLOAD_PROMPT=0 corepack enable && yarn install"

{
  "name": "project_name",
  "dockerComposeFile": "compose.yaml",
  "service": "app",
  "workspaceFolder": "/workspaces/${localWorkspaceFolderBasename}",
  "forwardPorts": [8910, 8911],
  "postCreateCommand": "yarn install",
  "customizations": {
    "vscode": {
      "extensions": []
    }
  }
}

Dockerfile

FROM node:20

ENV COREPACK_ENABLE_DOWNLOAD_PROMPT=0
RUN corepack enable