rules "MD003", // header style - atx "MD004", // ul list style - asterisk "MD009", // no trailing whitespaces "MD010", // no hard tabs "MD011", // no reversed links "MD018", // no space after hash on atx style header "MD023", // headers should start on the start of the line "MD025", // no multiple h1 headers "MD031", // blanks around fences "MD038", // no spaces inside code elements "MD040" // fenced code blocks need to have a language specified style ".mdlrc.style.rb"