improve 2025 web roadmap (team#41821)

roadmap/2025.md

 # Priorities for 2025
 
 - Web things already scheduled this year, postponed to 2025
-  - Improve websites for mobile
+  - Improve websites for mobile (needs discussion / clarification,
+    @gaba will check with @gus / @donuts)
   - Create a plan for migrating the gitlab wikis to something else
+    ([TPA-RFC-38](https://gitlab.torproject.org/tpo/tpa/team/-/wikis/policy/tpa-rfc-38-new-wiki-service))
   - Improve web review workflows, reuse the donate-review machinery
     for other websites (new)
+  - deploy and adopt new download page and VPN sites
+  - Improve mirror coordination (e.g. download.torproject.org)
+    especially support for multiple websites, consider the Tails mirror
+    merge, currently [scheduled for 2027](https://gitlab.torproject.org/tpo/tpa/team/-/wikis/policy/tpa-rfc-73-tails-infra-merge-roadmap#mirror-pool), possible to [squeeze in
+    a 2025 grant](https://gitlab.torproject.org/tpo/team/-/issues/339#note_3131919), @gaba will check with the fundraising team
 - Make a plan for SVN, consider keeping it
 - MinIO in production, moving GitLab artifacts, and collector to
   object storage, also for network-health team (contact @hiro) (Q1 2025)