Switching the forgefriends codebase from Gitea to Codeberg

$ git log --no-merges --oneline codeberg/codeberg-1.17...gitea/release/v1.17
d1e53bfd7 (gitea/release/v1.17) Update notification count for non-mobile version (#20544)
fc7b5afd9 Add missing Tabs on organisation/package view (#20539)
210b096da Ensure that all unmerged files are merged when conflict checking (#20528) (#20536)
d6bc1558c Update lunny/levelqueue to prevent NPE when reads are performed after close (#20534) (#20537)
5f40152a1 CB/ui: Landingpage renovation (!35)
d48f05dfe CB/bp: Add "X-Gitea-Object-Type" header for GET `/raw/` & `/media/` API (#20438)
dbc0f1178 CB/feat: use our captcha fork
0308bf2c2 CB/tmpl: Add impress to emails
e52e605c3 CB/revert: Do not use longtext but stay with text like gitea 1.15 for issues and comments
1611c8fdd CB/feat: Simple rate limiting for issues
918abcc38 CB/design: Add custom codeberg & codeberg-dark theme
143e34858 CB/tmpl: make oauth2 login invisible
9d90929de CB/feat: Targeted banners w/ repo topics (#27)
f18528f0b CB/tmpl: Codeberg banners
be5177467 CB/feat: Add announcement widget (#16)
a29e70381 CB/tmpl: Open pages in new tab (#13) (#15)
9c1558b35 CB/tmpl: link access token instructions to CB Docs
ce86f5413 CB/tmpl: signup info (captcha + throwaway mail)
9823fda77 CB/tmpl: Add Dropdown for Codeberg links (#21)
af1100dac CB/tmpl: template changes
883b705e2 CB/feat: Only show relevant repositories on explore page (!32)
bbf1ffdc8 CB/feat: Hide users from explore view who have no repos
bc3ee9823 CB/feat: Hide mirrors from explore view
f3fe4397b CB/contrib: Change default label set
f43636e39 CB/contrib: extend reserve usernames
23ba74935 CB/meta: Issue template, clarify use of the repo