February 2026 performance summary for camunda/camunda focused on OpenAPI reliability, API documentation quality, and data-model robustness. Delivered a tooling upgrade from Vacuum to Spectral for comprehensive multi-part OpenAPI validation, improved tooling documentation to clarify combined Vacuum+Spectral usage and limitations, enhanced API docs by adding endpoint descriptions for cluster variables, and implemented Schema/Data Model improvements in YAML/Schemas (nullable fields across authorization, decision instances, incidents, process instances, and user tasks; nullable parent keys; and required items where applicable). Stabilized ProblemDetail format handling by reverting YAML instance format changes to ensure clear origin identification. These efforts reduce integration risk, improve developer onboarding, and increase confidence in API correctness while showcasing strong QA-driven refactors and cross-team collaboration.

2026-01 monthly summary: Focused on delivering simplifications that reduce complexity in message processing and docs, enabling faster integration and clearer guidance across repos. The changes are low-risk refactors with direct business value.