use Plack::Builder;
use Plack::MIME;

# normal behaviour  /html/
# special behaviour /html/downloads/

for my $expr (
         ".c", ".cpp",".csv", ".dat", ".dpl"
       , ".gp", ".h", ".hpp", ".ini"
       , ".java", "makefile", ".m", ".mac"
       , ".pl", ".pm", ".pod", ".py"
       , "README", ".sch", ".sh", ".txt") {
  Plack::MIME->add_type($expr => 'text/plain');
} 
 
builder {
  enable 'Plack::Middleware::Static',
    path => qr{/html/}, root => '.';

  # normal behaviour:
  # needs a new content_type instance! how doing this?
  # enable 'Plack::Middleware::Static',
  #   path => qr{^/html/(?!downloads).*\.
  #              (css|gif|jpg|js|pdf|png)$}, root => '.'; 
	  
  mount "/" => $app1;
  mount "/imggenerator.pl" => $app2;
};