3.6.18 - The annotation that minds its own business

Enhancements ➕➕

• Add opaque annotation to prevent recursive traversal of resolved task inputs by @devin-ai-integration[bot] in #20650
• Add PREFECT_WORKER_DEBUG_MODE for worker-only debug logging by @devin-ai-integration[bot] in #20653
• Support DateTimeDelta as interval option in IntervalSchedule by @devin-ai-integration[bot] in #20692

Bug Fixes 🐞

• Include duration fields in TaskRunResponse by @vyagubov in #20664
• Skip lease renewal and release when no concurrency limits exist by @zzstoatzz in #20666
• Fix order-dependent slug collisions in deployment schedule replaces handling by @chrisguidry in #20669
• Strip null bytes from log messages before database insert by @Mr-Neutr0n in #20677
• Fix uq_task_run__flow_run_id_task_key_dynamic_key constraint violation with multiple background workers by @devin-ai-integration[bot] in #20697
• Fix async listener for UNIX domain socket PostgreSQL connections by @devin-ai-integration[bot] in #20744

Integrations & Dependencies 🤝

• Bump pydocket minimum version to 0.17.7 by @devin-ai-integration[bot] in #20731

Development & Tidiness 🧹

• Update YAML templates to conform with yamllint standards by @veeceey in #20594
• Migrate server, worker, shell CLI commands to cyclopts by @zzstoatzz in #20603
• Add Claude Code SessionStart hook to symlink AGENTS.md files to CLAUDE.md files by @desertaxle in #20667
• Migrate flow CLI command to cyclopts by @zzstoatzz in #20672
• Migrate flow-run CLI command to cyclopts by @zzstoatzz in #20673
• Add regression gate to CLI startup benchmarks by @zzstoatzz in #20678
• Migrate deployment CLI command to cyclopts by @zzstoatzz in #20721
• Migrate dashboard, task, sdk CLI commands to cyclopts by @zzstoatzz in #20723
• Migrate concurrency-limit, events, experimental CLI commands to cyclopts by @zzstoatzz in #20724
• Migrate variable, artifact, task-run, api CLI commands to cyclopts by @zzstoatzz in #20740
• Migrate dev, global-concurrency-limit CLI commands to cyclopts by @zzstoatzz in #20745
• Migrate block CLI command to cyclopts and add command aliases by @zzstoatzz in #20749
• Migrate work-queue CLI command to cyclopts by @zzstoatzz in #20763

Documentation 📓

• Add comprehensive base job template examples for Kubernetes by @kingsley-123 in #20670
• Set up automatic API reference docs via mdxify for all integration packages by @devin-ai-integration[bot] in #20679, #20704–#20720
• Exclude analytics module from API reference docs by @devin-ai-integration[bot] in #20722
• Add documentation for logging inside hooks by @pblocz in #20734
• Clarify that primitive wait_for_input types generate a value field for programmatic resume by @desertaxle in #20741

Full Changelog: 3.6.17...3.6.18