Document and improve handling of META.list.local

.gitignore

@@ -17,6 +17,7 @@ web/building-modulesperl6.db
 web/bin/hypnotoad.pid
 web/secrets
 web/dist.ini
+web/META.list.local
 web/ModulesPerl6-*
 web/.build
 web/public/proto.json

README.md

@@ -26,6 +26,9 @@ Please use the following steps to aid you in your development:
     $ perl build-project-list.pl --limit=<number-of-modules>
 ```
 
+You can also create file `META.list.local` that contains specific URLs
+you may wish to fetch for debug purposes.
+
 - The build script automatically starts the Mojolicious app that powers the
 front end. To disable that behaviour, specify the `--no-app-start` flag:
 ```bash

web/lib-db-builder/P6Project/Info.pm

@@ -25,7 +25,13 @@ sub get_projects {
     my $ua = $self->p6p->ua;
     my $stats = $self->p6p->stats;
     my $projects = {};
-    my $contents = eval { read_file('META.list.local') } || $ua->get($list_url)->res->body;
+    my $contents = eval {
+        my $c = read_file('META.list.local')
+            and warn '## Foregoing fetching META.list and '
+                . 'using META.list.local instead';
+        $c;
+    } || $ua->get($list_url)->res->body;
+
     my $hosts = {
         'github' => P6Project::Hosts::Github->new(p6p=>$self->p6p)
     };