PTT App Release Notes

Version 2.4 - Server-Driven Configuration

Release Date: September 20, 2025

Version Code: 6

Build Type: Debug & Release

Target: Android API 33+

Major New Features

Server-Driven Configuration: Tenant configurations are now fetched dynamically from the server instead of being hardcoded
Dynamic System Prompts: Each tenant can have custom system prompts managed centrally on the server
Configurable Response Lengths: Max response word limits are now configurable per tenant via server settings
Real-Time Configuration Updates: Configuration changes on the server are automatically applied to the client

Technical Improvements

Basic Authentication: Added secure Basic Auth to config endpoint requests
Robust Fallback System: App gracefully falls back to hardcoded configs if server is unavailable
In-Memory Caching: Configurations are cached for performance with automatic refresh
Enhanced Error Handling: Comprehensive logging and error detection for server communication
Extended JSON Support: Client handles full server response format including UI config and features

Architecture Enhancements

API Integration: New /tenants/{tenantId}/config endpoint integration
Coroutine Management: Improved suspend function handling for async config fetching
Thread Safety: Enhanced synchronization for configuration access
Network Resilience: Automatic retry and fallback mechanisms

Security & Reliability

HTTPS Communication: All server communication encrypted in transit
Zero Regression Risk: Hardcoded configs preserved as fallback for maximum reliability
Graceful Degradation: App continues functioning even when server is unavailable
Comprehensive Logging: Detailed debug logs for troubleshooting server issues

Backward Compatibility

All existing functionality preserved
Existing tenant switching behavior maintained
UI and user experience unchanged
Hardware PTT button functionality unchanged

Testing & Validation

✅ Server endpoint integration tested and verified
✅ Basic Authentication working correctly
✅ Fallback system tested under server unavailability
✅ Tenant switching with server-driven configs validated
✅ Configuration caching and refresh mechanisms tested

Version 2.3

Release Date: September 17, 2025

Version Code: 5

Build Type: Debug & Release

Target: Android API 33+

Changes in Version 2.3

New RuggedEdge Logo Button Feature

Interactive Logo: The RuggedEdge logo now functions as a PTT (Push-to-Talk) button
How to Use: Simply tap and hold the RuggedEdge logo to activate voice recording
Visual Feedback: Logo provides clear visual indicators during recording state
Dual Button Support: Both the new logo button and traditional hardware button work simultaneously
Seamless Integration: Logo button integrates with existing PTT functionality

UI Improvements

Fixed button row layout and functionality
Improved button responsiveness and visual feedback
Enhanced button row styling and spacing

Version Updates

Incremented version code from 4 to 5
Updated version name from 2.2 to 2.3
Maintained backward compatibility

Version 2.2 - Multi-Tenant Update

Release Date: September 15, 2025

APK Size: 28MB

Build Type: Release (Optimized)

Target: Android API 21+

Signing: Production Ready (Unsigned)

New Features

Multi-Tenant Support

Support for multiple tenant configurations
Tenant-specific prompts and response lengths
Seamless tenant switching via UI
Tenant-specific conversation history preservation

Improved User Experience

Configurable response lengths per tenant
Persistent conversation history per tenant
Robust tenant switching with debouncing
Clean UI transitions between tenants

Technical Improvements

Architecture Enhancements

Coroutine scope management for operation cancellation
SharedPreferences-based tenant history storage
Thread-safe tenant switching implementation

Performance Optimizations

Release build optimizations
Code minification and obfuscation
Efficient tenant configuration management
Optimized API call handling

Installation & Deployment

For Testers

APK requires signing before installation
Test tenant switching functionality thoroughly
Verify no data leakage between tenants
Test PTT functionality after tenant switches

For Production

Sign APK with production keystore
Deploy to production devices
Monitor security logs for tenant operations
Validate multi-tenant functionality

Testing Checklist

Critical Test Scenarios

Basic PTT functionality works after tenant switching
Tenant switching cycles through all tenants correctly
Message history preserved per tenant
UI clears properly during tenant transitions
Error handling works gracefully