- add explicit `ssh-host` field to remote matrix entries for clarity
- update ssh-keyscan and git remote commands to use `ssh-host` instead of `name`
- rename remote identifiers in matrix from domain names to platform names
- add new github workflow to sync repository to codeberg.org and gitea.com
- configure ssh agent and keys for secure remote authentication
- implement force push for all branches and tags with pruning
- add success and failure summary logging to workflow steps