# PERS API Changelog

> Public changelog for the PERS Platform API.
Tracking started April 2026.
**Current Version:** 2.0.36


## v2.0.36 - 2026-05-09

### ✨ New Features

- Added ownerBusinessId field to campaigns, redemptions, and token metadata for business ownership tracking
- Added ?include=ownerBusiness query parameter to load owner business entity on campaigns, redemptions, and token metadata
- Added ?ownerBusinessId filter parameter to campaigns, redemptions, and token metadata endpoints


### ⚠️ Breaking Changes

- Deprecated CampaignBusinessEngagement - use TriggerSource.businessId for business participation instead
- Updated ?include=businesses to extract business IDs from TriggerSources instead of deprecated CampaignBusinessEngagement


## v2.2.9 - 2026-04-01

### ✨ New Features

- Added OIDC discovery endpoint at `/.well-known/openid-configuration` for enterprise SSO integration


### 🔧 Improvements

- Improved platform stability for high-traffic multi-tenant scenarios
- Webhook trigger endpoint now returns structured response with execution metadata (executionId, statusCode, durationMs)