2.3.4 (develop)

Features
* Kafka Integration
: Added Apache Kafka event integration for real-time event streaming
- New Kafka controller, router, and schema for event publishing
- Support for instance-specific and global event topics
- Configurable SASL/SSL authentication and connection settings
- Auto-creation of topics with configurable partitions and replication
- Consumer group management for reliable event processing
- Integration with existing event manager for seamless event distribution
* Evolution Manager v2 Open Source
: Evolution Manager v2 is now available as open source
- Added as git submodule with HTTPS URL for easy access
- Complete open source setup with Apache 2.0 license + Evolution API custom conditions
- GitHub templates for issues, pull requests, and workflows
- Comprehensive documentation and contribution guidelines
- Docker support for development and production environments
- CI/CD workflows for code quality, security audits, and automated builds
- Multi-language support (English, Portuguese, Spanish, French)
- Modern React + TypeScript + Vite frontend with Tailwind CSS
Fixed
* MySQL Schema
: Fixed invalid default value errors for createdAt
 fields in Evoai
 and EvoaiSetting
 models
- Changed @default(now())
 to @default(dbgenerated("CURRENT_TIMESTAMP"))
 for MySQL compatibility
- Added missing relation fields (N8n
, N8nSetting
, Evoai
, EvoaiSetting
) in Instance model
- Resolved Prisma schema validation errors for MySQL provider
* Prisma Schema Validation
: Fixed instanceName
 field error in message creation
- Removed invalid instanceName
 field from message objects before database insertion
- Resolved Unknown argument 'instanceName'
 Prisma validation error
- Streamlined message data structure to match Prisma schema requirements
* Media Message Processing
: Enhanced media handling across chatbot services
- Fixed base64 conversion in EvoAI service for proper image processing
- Converted ArrayBuffer to base64 string using Buffer.from().toString('base64')
- Improved media URL handling and base64 encoding for better chatbot integration
- Enhanced image message detection and processing workflow
* Evolution Manager v2 Linting
: Resolved ESLint configuration conflicts
- Disabled conflicting Prettier rules in ESLint configuration
- Added comprehensive rule overrides for TypeScript and React patterns
- Fixed import ordering and code formatting issues
- Updated security vulnerabilities in dependencies (Vite, esbuild)
Code Quality & Refactoring
* Chatbot Services
: Streamlined media message handling across all chatbot integrations
- Standardized base64 and mediaUrl processing patterns
- Improved code readability and maintainability in media handling logic
- Enhanced error handling for media download and conversion processes
- Unified image message detection across different chatbot services
* Database Operations
: Improved data consistency and validation
- Enhanced Prisma schema compliance across all message operations
- Removed redundant instance name references for better data integrity
- Optimized message creation workflow with proper field validation
Environment Variables
* Added comprehensive Kafka configuration options:
- KAFKA_ENABLED
, KAFKA_CLIENT_ID
, KAFKA_BROKERS
- KAFKA_CONSUMER_GROUP_ID
, KAFKA_TOPIC_PREFIX
- KAFKA_SASL_*
 and KAFKA_SSL_*
 for authentication
- KAFKA_EVENTS_*
 for event type configuration