Docker + vscode で Xdebug 3 を動かしたい

ini
xdebug.remote_port = 9001

.vscode/launch.json
"port": 9001,

[xdebug]
xdebug.mode = debug
xdebug.client_host = hoge.client.name
xdebug.start_with_request = yes
xdebug.discover_client_host = 0
xdebug.remote_handler = "dbgp"
xdebug.client_port = 9003

"configurations": [
        {
            "name": "Listen for XDebug",
            "type": "php",
            "request": "launch",
            "port": 9003,
            "pathMappings": {
                "/var/www/html": "${workspaceRoot}"
            }
        },