lua code spell config https://github.com/streetsidesoftware/vscode-spell-checker

cSpell-lua.jsonc

{
	"cSpell.languageSettings": [
        {
            "name": "lua",
            "languageId": [ "luau", "lua" ],
            "patterns": [
                {
                    "name": "short-comment",
                    "pattern": "(?<![-])--.*"
                },
                {
                    "name": "long-comment",
                    "pattern": "(?<![-])--\\[(=*)\\[(.|\n)*?\\]\\1\\]"
                }
            ],
            "includeRegExpList": [
                "short-comment",
                "long-comment"
            ]
        }
    ],
}