🎉 Add link to sponsors list to the main menu

prefs.js

@@ -433,6 +433,7 @@ GitHub: <a href='https://github.com/sponsors/schneegans'>https://github.com/spon
         addURIAction('donate-kofi',   'https://ko-fi.com/schneegans');
         addURIAction('donate-github', 'https://github.com/sponsors/Schneegans');
         addURIAction('donate-paypal', 'https://www.paypal.me/simonschneegans');
+        addURIAction('show-sponsors', 'https://schneegans.github.io/sponsors');
         addURIAction('wallpapers',    'https://github.com/Schneegans/ai-wallpapers');
         addURIAction('profile-dir',   `file://${GLib.get_user_config_dir()}/burn-my-windows/profiles`);
         // clang-format on
@@ -464,41 +465,14 @@ GitHub: <a href='https://github.com/sponsors/schneegans'>https://github.com/spon
             }
           });
 
-          const sponsors = this._getJSONResource('/credits/sponsors.json');
-          let dialog;
-
-          let formatSponsors = (sponsors) => {
-            return sponsors.map(s => {
-              if (s.url == '')
-                return s.name;
-              else
-                return `${s.name} ${s.url}`;
-            });
-          };
-
-          dialog = new Adw.AboutWindow({transient_for: window, modal: true});
+          const dialog = new Adw.AboutWindow({transient_for: window, modal: true});
           dialog.set_application_icon('burn-my-windows-symbolic');
           dialog.set_application_name('Burn-My-Windows');
           dialog.set_version(`${this.metadata.version}`);
           dialog.set_developer_name('Simon Schneegans');
           dialog.set_issue_url('https://github.com/Schneegans/Burn-My-Windows/issues');
-          if (sponsors.gold.length > 0) {
-            dialog.add_credit_section(_('Gold Sponsors'), formatSponsors(sponsors.gold));
-          }
-          if (sponsors.silver.length > 0) {
-            dialog.add_credit_section(_('Silver Sponsors'),
-                                      formatSponsors(sponsors.silver));
-          }
-          if (sponsors.bronze.length > 0) {
-            dialog.add_credit_section(_('Bronze Sponsors'),
-                                      formatSponsors(sponsors.bronze));
-          }
-          if (sponsors.past.length > 0) {
-            dialog.add_credit_section(_('Past Sponsors'), formatSponsors(sponsors.past));
-          }
-
           dialog.set_translator_credits([...translators].join('\n'));
-          dialog.set_copyright('© 2022 Simon Schneegans');
+          dialog.set_copyright('© 2023 Simon Schneegans');
           dialog.set_website('https://github.com/Schneegans/Burn-My-Windows');
           dialog.set_license_type(Gtk.License.GPL_3_0);