Misc fixes, new instance & project cards (#3040)

* Fix some TS errors, and misc settings fixes

* New instance + project cards

* bug fixes + lint

* Quick instance switcher

---------

Co-authored-by: Geometrically <18202329+Geometrically@users.noreply.github.com>
Co-authored-by: Jai A <jaiagr+gpg@pm.me>

apps/app-frontend/src/assets/stylesheets/global.scss

@@ -117,4 +117,8 @@ img {
   -ms-user-select: none;
 }
 
+.card-shadow {
+  box-shadow: var(--shadow-card);
+}
+
 @import '@modrinth/assets/omorphia.scss';