DBIx::Class: migrate to use_namespaces

This gives us a place to put helper functions that act on entire
tables, not just individual records.

This should be a backwards compatible change, except in places we're
manually using result class names.

src/lib/Hydra/Schema/Result/SchemaVersion.pm

@@ -0,0 +1,53 @@
+use utf8;
+package Hydra::Schema::Result::SchemaVersion;
+
+# Created by DBIx::Class::Schema::Loader
+# DO NOT MODIFY THE FIRST PART OF THIS FILE
+
+=head1 NAME
+
+Hydra::Schema::Result::SchemaVersion
+
+=cut
+
+use strict;
+use warnings;
+
+use base 'DBIx::Class::Core';
+
+=head1 COMPONENTS LOADED
+
+=over 4
+
+=item * L<Hydra::Component::ToJSON>
+
+=back
+
+=cut
+
+__PACKAGE__->load_components("+Hydra::Component::ToJSON");
+
+=head1 TABLE: C<schemaversion>
+
+=cut
+
+__PACKAGE__->table("schemaversion");
+
+=head1 ACCESSORS
+
+=head2 version
+
+  data_type: 'integer'
+  is_nullable: 0
+
+=cut
+
+__PACKAGE__->add_columns("version", { data_type => "integer", is_nullable => 0 });
+
+
+# Created by DBIx::Class::Schema::Loader v0.07049 @ 2021-08-26 12:02:36
+# DO NOT MODIFY THIS OR ANYTHING ABOVE! md5sum:GAlywxH9wpqRoD36GobQvA
+
+
+# You can replace this text with custom code or comments, and it will be preserved on regeneration
+1;