refactor: introduce PageHeader component (#6629)

* refactor: introduce PageHeader component

* feat: split up according to component structure guide

* fix: lint

* fix: label inconsistencies

* feat: refactor PageHeader (again)

* refactor: old impls

* fix: changes

* fix: rescan

* fix: prepr

* fix: dedupe

* fix: rev

* fix: lint

* fix: lint

---------

Co-authored-by: Prospector <6166773+Prospector@users.noreply.github.com>

apps/frontend/src/locales/id-ID/index.json

@@ -2219,9 +2219,6 @@
   "profile.label.collection": {
     "message": "Koleksi"
   },
-  "profile.label.downloads": {
-    "message": "{count} {countPlural, plural, other {pengunduhan}}"
-  },
   "profile.label.joined": {
     "message": "Telah bergabung"
   },
@@ -2240,9 +2237,6 @@
   "profile.label.organizations": {
     "message": "Organisasi"
   },
-  "profile.label.projects": {
-    "message": "{count} {countPlural, plural, other {proyek}}"
-  },
   "profile.label.saving": {
     "message": "Menyimpan..."
   },