launch.json

{
    // For more information, go to: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "cpp - Generate and debug the current file",
            "type": "cppdbg",
            "request": "launch",
            // This task is executed before the "program" is launched.
            // It is defined in tasks.json.
            "preLaunchTask": "Generate executable",
            // This file is executed when F5 is pressed.
            // It's the executable generated and compiled by CMake (during the preLaunchTask).
            "program": "${fileDirname}/build/bin/${fileBasenameNoExtension}",
            "args": [],
            "stopAtEntry": false,
            "cwd": "${workspaceFolder}",
            "environment": [],
            "externalConsole": false,
            "MIMode": "gdb",
            "setupCommands": [
                {
                    "description": "pretty-print for gdb",
                    "text": "-enable-pretty-printing",
                    "ignoreFailures": true
                }
            ],
            // Installed when the container was built
            "miDebuggerPath": "/usr/bin/gdb"
        }
    ]
}