base/.devcontainer/devcontainer.json

{
    "name": "DevContainerExample",
    "image": "mcr.microsoft.com/devcontainers/base:dev-ubuntu-20.04",
    "postCreateCommand": "sudo apt-get update && sudo apt-get install -y gdb && make",
    "customizations": {
        "vscode": {
            "settings": {
                "debug.onTaskErrors": "debugAnyway"
            },
            "extensions": [
                "ms-vscode.cpptools"
            ]
        }
    },
    "portsAttributes": {
        "3000": {
            "label": "Web Server",
            "onAutoForward": "notify"
        }
    },
    "initializeCommand": "gdb -ex 'set confirm off' -ex quit",  // 初始化GDB配置
    "postAttachCommand": "make debug"  
}