gistfile1.txt

 Dispatch = cowboy_router:compile([
                {'_', [
                        {"/", cowboy_static,
                                [{directory, {priv_dir, web, []}},
                                {mimetypes, [{<<".html">>, [<<"text/html">>]}]},
                                {file, <<"index.html">>}]},

                        {"/js/[...]", cowboy_static,
                                [{directory, {priv_dir, web, [<<"js">>]}},
                                {mimetypes, {fun mimetypes:path_to_mimes/2, default}}]},
                        {"/css/[...]", cowboy_static,
                                [{directory, {priv_dir, web, [<<"css">>]}},
                                {mimetypes, {fun mimetypes:path_to_mimes/2, default}}]},

                        {"/img/[...]", cowboy_static,
                                [{directory, {priv_dir, web, [<<"img">>]}},
                                {mimetypes, {fun mimetypes:path_to_mimes/2, default}}]},

                        {"/[...]", cowboy_static, [
                                {directory, {priv_dir, web, []}},
                                {mimetypes, {fun mimetypes:path_to_mimes/2, default}}
                        ]}
                ]}
        ]),