Migration Process

High Level Steps

1. T0 - Clean up unnecessary branches on the aircraft repo
2. Tx - Inform all team members and contributors of the plan, including migration details and Developer Guide
3. Tx - Determine all PRs that must be merged before migration
4. Tx+07d - Close all stale PRs (cutoff?)
5. Tx+14d - Stop all development, merge all PRs that can be merged, block new PRs
6. --- Code freeze - No more changes to repository until after migration
7. Tx+14d - Disable all actions
8. Tx+14d - Mirror repo as full backup
9. Tx+14d - (Optional) Squash history of repo, limiting data to migrate
10. Tx+14d - Migrate main repo and all branches to LFS
11. --- All PRs are automatically closed
12. TX+14d - Verify code / builds work
13. Tx+15d - Core developers follow guide to update their Fork/branches
14. Tx+15d - Code developers verify they can work properly, including with PRs
15. Tx+21d - Open up allowing PRs
16. --- Monitor

Needs to be revisited and updated.