Add auto-discovered Monad repos (July 2026)

[portdeveloper]

Auto-discovered Monad repos

This PR adds 874 newly discovered Monad ecosystem repos.

Generated by electric-capital-auto-submission.

Discovery method

• Tracked orgs: monad-developers
• GitHub search queries targeting Monad hackathon and ecosystem repos
• Filtered for false positives (Haskell monad tutorials, stale repos, etc.)

[portdeveloper]

Consolidating into #2909. The 198 repos discovered here that were not already in #2909 (including the recent Monad Blitz submissions) have been added to that PR as a second migration file, so everything lands in one batch. Closing this to avoid a duplicate/overlapping PR.