feat: add admin-exclusive share-management page (#461)

* testing with all_shares

* share table

* share table

* change icon on admin page

* add share size to list

---------

Co-authored-by: Elias Schneider <login@eliasschneider.com>

frontend/src/i18n/translations/en-US.ts

@@ -224,6 +224,7 @@ export default {
   // /admin
   "admin.title": "Administration",
   "admin.button.users": "User management",
+  "admin.button.shares": "Share management",
   "admin.button.config": "Configuration",
   "admin.version": "Version",
   // END /admin
@@ -260,6 +261,19 @@ export default {
 
   // END /admin/users
 
+  // /admin/shares
+  "admin.shares.title": "Share management",
+  "admin.shares.table.id": "Share ID",
+  "admin.shares.table.username": "Creator",
+  "admin.shares.table.visitors": "Visitors",
+  "admin.shares.table.expires": "Expires At",
+
+  "admin.shares.edit.delete.title": "Delete share {id}",
+  "admin.shares.edit.delete.description":
+    "Do you really want to delete this share?",
+
+  // END /admin/shares
+
   // /upload
   "upload.title": "Upload",