BREAKING CHANGES:

• heartbeats: clients older than 1.6.0 will fail heartbeats to 1.9.0+ servers [GH-23838]
• jobspec: Removed support for HCLv1 [GH-23912]
• services: Clients older than 1.5.0 will fail to read Nomad native services via template blocks [GH-23910]
• tls: Removed deprecated tls.prefer_server_cipher_suites field from agent configuration [GH-23712]

IMPROVEMENTS:

• cli: Added redaction options to operator snapshot commands [GH-24023]
• cli: Increase default log level and duration when capturing logs with operator debug [GH-23850]
• deps: Upgraded yamux to v0.1.2 to fix a bug where RPC connections could deadlock [GH-24058]
• docker: Use official docker SDK instead of a 3rd party client [GH-23966]
• identity: Added filepath parameter to identity block for persisting workload identities [GH-24038]
• jobs: Added Version Tags to job versions, to prevent them from being garbage collected and allow for diffs (GH-24055)
• keyring: Stored wrapped data encryption keys in Raft [GH-23977]
• networking: Added an option to ignore static port collisions when scheduling, for programs that use the SO_REUSEPORT unix socket option [GH-23956]
• networking: IPv6 can now be enabled on the Nomad bridge network mode [GH-23882]
• quotas (Enterprise): Added the possibility to set device count limits [GH-23894]
• raft: Bump raft to v1.7.1 which includes pre-vote. This should make servers more stable after network partitions [GH-24029]

BUG FIXES:

• cli: Fixed a bug in job status command where -t would act as though -json was also set [GH-24054]
• task: adds node.pool attribute to interpretable values in task env [GH-24052]
• template: Fixed a panic on client restart when using change_mode=script [GH-24057]