User Accounts, Login, Authentication & Management - Alumni Directory

I am trying to build a Alumni Directory for my school which was established in 1858 in India for 90 + Living + Archived Batches spread across the globe. Landing Page for Common Info & Stats / Analytics / News / Widgets (Overall Admins)User Dashboard for each member to keep track of their things / activities.Batch / Year Wise (Batch Admins) (Can be achieved via Collections - https://superstash.co/) (Each needs to be individually formatted / presented)Chapters - Country / State / City Wise (Chapter Admins) (Across Batches)Industry / Profession / Business / Services Wise Grouping (Category / Tags)Hobbies / Interests / Sports (Category / Tags)Mentoring & Opportunities (Members only Discounts / Freebies & LinksEvents & Fundraising & Causes (Social Impact) (Any Admins)Social Media Integration Grid - Live Feed for IG / FB / YT / LI / X / BSAuthenticated / Private - Members / Groups (Overall Admins or Group Admins)Social Login & Linktree & Data Scrapping / Enrichment (No one is going to enter all their details again, so we can just scrape their data from FB / Insta / LinkedIn / X / Other SM)Connections / Insights / Networks / Make a Connection or IntroFamily & Contact Details (Share with Batch or to entire Alumni or to select people.Reminders (Public Profile & Private Profile - They can select whom to share which with)Internal Chat or Links to WA / Telegram groups (existing - Batch Wise / Chapter wise & Country / City Wise) . Ideally if you can embed / integrate Telegram into it - that would be awesome.For your Reference : https://www.aluminati.net