feat: Release HMAC File Server 3.2 "Tremora del Terra" with simplified configuration and enhanced performance

- Introduced a revolutionary 8-line minimal configuration system, reducing complexity by 93%.
- Added auto-configuration generation with `--genconfig` for quick setup.
- Enhanced file processing with fixed deduplication responses and optimized queue management.
- Supported multi-architecture builds (AMD64, ARM64, ARM32v7) with an interactive builder.
- Updated migration guide for seamless transition from 3.1.x to 3.2.
- Overhauled user experience for new installations, emphasizing ease of use and performance.

RELEASE_SUMMARY_3.2.md

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+# HMAC File Server 3.2 – Configuration Revolution
+
+## 🚀 Major Highlights
+
+### Simplified Configuration (93% Reduction)
+- **Before**: 112-line complex configs
+- **After**: 8-line minimal configs
+- **Smart Defaults**: Production-ready settings built-in
+- **Auto-Generation**: `--genconfig` creates minimal configs instantly
+
+### Enhanced File Processing
+- **Fixed Deduplication**: Existing files return success (not "file not found")
+- **Queue Optimization**: Doubled capacity, faster scaling
+- **Extended Timeouts**: 4800s defaults for large file reliability
+- **Session Persistence**: 60-minute timeouts for enterprise transfers
+
+### Multi-Architecture Support
+- **AMD64, ARM64, ARM32v7**: Full cross-compilation support
+- **Interactive Builder**: Easy architecture targeting
+- **Production Ready**: All platforms enterprise-grade
+
+## 📦 Quick Migration
+
+### Keep Existing Config (Recommended)
+Your 3.1.x config works unchanged with enhanced performance.
+
+### Migrate to Simplified Config
+```bash
+./hmac-file-server -genconfig > config-simple.toml
+# Edit just 3 lines: listen_address, storage_path, secret
+./hmac-file-server -config config-simple.toml
+```
+
+## 🎯 New User Experience
+
+```bash
+# Zero-config startup
+./hmac-file-server
+# Creates minimal config automatically
+
+# Production deployment
+./hmac-file-server -genconfig > production.toml
+# Edit 3 essential settings
+./hmac-file-server -config production.toml
+```
+
+## 💡 Key Benefits
+
+- **🎯 User-Friendly**: 3 settings vs 15+ previously required
+- **🚀 Performance**: Optimized defaults eliminate configuration guesswork  
+- **🔧 Maintainable**: Defaults in code, overrides in config
+- **🔄 Compatible**: Zero breaking changes for existing installations
+- **🌍 Cross-Platform**: True multi-architecture support
+
+---
+
+*Download 3.2 "Tremora del Terra" – Where enterprise power meets user simplicity* ⚡