v1.21.4

Changelog

Bug fixes

• a08b799: fix(deps): bump x/crypto and x/net to patch CVEs (@appleboy)
• a5526b9: fix(deps): bump Go to 1.25.11 to patch stdlib CVEs (@appleboy)

Enhancements

• cb5ccc2: chore: improve gorush maintenance path (#873) (@otjdiepluong)