devcontainer.json

{
    "build": {
        "dockerfile": "./Dockerfile",
        "context": "."
    },
    "features": {
        "ghcr.io/devcontainers/features/java:1": {
            "version": "none"
        },
        "ghcr.io/devcontainers/features/node:1": "none",
        "ghcr.io/devcontainers/features/git:1": {
            "version": "latest",
            "ppa": "false"
        }
    },
    "containerEnv": {
        "JAVA_HOME": "/usr/lib/jvm/msopenjdk-current"
    },
    // Configure tool-specific properties.
    "customizations": {
        // Configure properties specific to VS Code.
        "vscode": {
            // Set *default* container specific settings.json values on container create.
            "settings": {},
            // Add the IDs of extensions you want installed when the container is created.
            "extensions": [
                "vscjava.vscode-java-pack"
            ]
        }
    },
    // Use 'forwardPorts' to make a list of ports inside the container available locally.
    // "forwardPorts": [],

    // Use 'postCreateCommand' to run commands after the container is created.
    // "postCreateCommand": "java -version",

    // Set `remoteUser` to `root` to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
    "remoteUser": "vscode"
}