dadacat-lambda-pipeline/CHANGELOG.md

JavaScript client for the dadacat 3-lambda image generation pipeline

# Changelog

All notable changes to this project will be documented in this file.

## [1.1.0] - 2025-07-13

### Changed
- **BREAKING CHANGE**: Migrated B2 uploader from direct lambda invocation to API Gateway
- Updated `B2UploadClient` to use API Gateway endpoint (`/upload-b2`) instead of direct lambda URL
- Updated default configuration to use consistent API Gateway base URL for B2 uploads
- Enhanced API Gateway deployment script to properly configure B2 upload endpoint

### Added
- Added API Gateway permissions for `ImageB2Uploader` lambda function
- Enhanced error handling and logging for API Gateway integration

### Fixed
- Fixed B2 uploader connectivity issues by ensuring proper API Gateway integration
- Fixed lambda permissions to allow invocation through API Gateway

### Technical Details
- B2 uploader now uses: `https://dtren15fk6.execute-api.us-east-2.amazonaws.com/prod/upload-b2`
- Previous direct lambda URL no longer used by default
- All pipeline components now consistently use API Gateway endpoints

## [1.0.2] - 2025-07-13

### Fixed
- Fixed DadaCat Lambda function to properly handle API Gateway event formats
- Added support for base64 encoded payloads
- Improved message extraction logic to handle various Lambda invocation patterns
- Fixed response format to include proper headers for API Gateway/ALB invocations

### Changed
- Lambda now returns appropriate response format based on invocation type (direct vs API Gateway/ALB)

## [1.0.1] - Previous version

### Features
- Initial release with DadaCat, ImageGen, and B2Upload clients
- Pipeline orchestrator for managing the full image generation workflow