anchor.diff:  
     stream-sts = {
       src = fetchFromGitHub {
  +      name = "stream-sts";
         owner = "vozlt";
         repo = "nginx-module-stream-sts";
         rev = "v0.1.1";
  
positive.code: 
    cache-purge = {
      src = fetchFromGitHub {
        owner  = "nginx-modules";
        repo   = "ngx_cache_purge";
        rev    = "2.5.1";
  
negative.code: 
    limit-speed = {
      src = fetchFromGitHub {
        name = "limit-speed";
        owner = "yaoweibin";
        repo = "nginx_limit_speed_module";
        rev = "f77ad4a56fbb134878e75827b40cf801990ed936";
  