3.1.7: Straight outta Half Moon Bay

What's Changed

Enhancements ➕➕

• Support http proxies for websockets by @jakekaplan in #16326
• update contributor dev instructions by @zzstoatzz in #16376

Bug Fixes 🐞

• Fix missing terminal state timings for TimedOut tasks by @GalLadislav in #16328
• Early error on bad retry delay types by @cicdw in #16369
• [typing] add overload for empty @task decorator by @zzstoatzz in #16386
• Use websocket_connect utility in Subscriptions by @jakekaplan in #16388
• dont ask to confirm deletion of non-existent gcl by @zzstoatzz in #16379

Development & Tidiness 🧹

• Add Block.aload method and remove @sync_compatible from Block.load by @desertaxle in #16341
• Exclude UI v2 PRs from the release notes auto-generation by @desertaxle in #16344
• remove sync_compatible from git_clone by @zzstoatzz in #16340
• [typing] prefect.serializers by @desertaxle in #16331
• remove sync_compatible from prefect.variables by @zzstoatzz in #16349
• Consolidate use of DateTime to prefect.types by @zzstoatzz in #16356
• Fix type analysis check for PRs from forks by @desertaxle in #16359
• improve Dockerfile build time and add CI to catch future slow downs by @zzstoatzz in #16348
• Add buffer to type completeness check by @desertaxle in #16361
• only run docker build bench on push to main by @zzstoatzz in #16365
• [typing] prefect.tasks and prefect.task_worker by @zzstoatzz in #16332
• update entrypoint.sh to use uv for EXTRA_PIP_PACKAGES by @zzstoatzz in #16291
• update example output for prefect work-pool inspect by @zzstoatzz in #16378
• [typing] prefect.server.utilities.database by @mjpieters in #16368
• Pick up trace context from run labels by @bunchesofdonald in #16346
• Refactor db_injector decorator by @mjpieters in #16390
• Correctly maintain span hierarchy when instrumenting nested tasks/flows by @bunchesofdonald in #16384

Documentation 📓

• Remove missing page from the nav by @daniel-prefect in #16351
• Update flow run instrumentation to use RunTelemetry class by @jeanluciano in #16233
• Add experimental support for emitting lineage events by @abrookins in #16242
• update tutorial for clarity by @zzstoatzz in #16354

Full Changelog: 3.1.6...3.1.7