Matrix Synapse Manager

Matrix Synapse Manager is an Android app for administering Synapse
homeservers. Manage users, devices, rooms, media, federation, and server
health across multiple Synapse instances from a single, secure, mobile-first
admin panel.

Features:
• Multi-server management — Add servers via .well-known or manual URL
• Secure authentication — Tokens in Android Keystore; passwords not stored
• User lifecycle — List, search, create, edit, lock, suspend, deactivate users
• Device & session control — View and revoke device sessions
• Rooms — List, block/unblock, delete, add members, set room admin
• Media — List by room or user (including MXC links), quarantine, delete; bulk delete and purge remote media cache
• Federation — List federated servers, view details, reset connection
• Server dashboard — Version, metrics, background jobs (pause/resume, etc.)
• Moderation — Event reports list and dismiss
• App lock — Optional PIN gate on app resume
• Launcher — Adaptive icon with monochrome layer for Material You home screens

Translations:
- The Theme picker added in 1.3.5 (Settings → Appearance) now has full translations for de, es, fr, it, ja, ko, pt-BR, ru, uk, and zh. No functional changes.