docs: function normalizeConfig(config, pkg) {
  
    const rules = config.rules || {};
  
    const validatedRules = Object.keys(rules).reduce((normalizedRules, name) => {
  
      const value = rules[name];
  
      // prefix local rule definition
      if (name.indexOf('bpmnlint/') === 0) {
        name = name.substring('bpmnlint/'.length);
      }
  
      normalizedRules[name] = value;
  
      return normalizedRules;
    }, {});
  
    return {
      ...config,
      rules: validatedRules
    };
  }