fix(post-receive): rssg_index_name = index.{html,md}

Author: maybebyte

post-receive

@@ -181,7 +181,7 @@ sub generate_website {
 my $rss_file_path = catdir $web_server_dir, 'rss.xml';
 say "RSS FEED LOCATION: $rss_file_path" if $opt_v;
 
-my $rssg_index_name = 'index.html';
+my $rssg_index_name = 'index.md';
 say "INDEX NAME FOR RSSG: $rssg_index_name" if $opt_v;
 
 my $rssg_index_location = catfile $clone_dir, $rssg_index_name;