#TeamCKB dev updates

In the last sprint, besides getting Meepo live on mainnet, we've also:

- Released ckb-light-client v0.5.1

- Improved CKB repo CI workflows

- Upgraded CKB standalone debugger for smoother integration with the new syscall Spawn

Check out the details: https://github.com/nervosnetwork/ckb/discussions/4926