#549 Inject user identifier to ExecutionSpec Pull request opened by ByronHsu TL;DR This pr provides a middleware to inject user identifier to ExecutionSpec. By default, the value of the user identifier is userid from access/id token. Users can customize their own middleware and inject different values. Type ☐ Bug Fix ☑︎ Feature ☐ Plugin Are all requirements met? ☐ Code completed ☑︎ Smoke tested ☐ Unit tests added ☐ Code documentation added ☐ Any pending items have an associated Issue Complete description How did you fix the bug, make the feature etc. Link to any design docs etc Tracking Issue flyteorg/flyte#3566 flyteorg/flyteadmin GitHub Actions: Build & Push Flytescheduler Image GitHub Actions: Goreleaser GitHub Actions: Build & Push Flyteadmin Image GitHub Actions: Bump Version ✅ 10 other checks have passed 10/14 successful checks