feat: v1.1.0 - Production-Ready Docker Deployment

🚀 Major Release: DigiServer v1.1.0 Production Deployment

## 📁 Project Restructure
- Moved all application code to app/ directory for Docker containerization
- Centralized persistent data in data/ directory with volume mounting
- Removed development artifacts and cleaned up project structure

## 🐳 Docker Integration
- Added production-ready Dockerfile with LibreOffice and poppler-utils
- Updated docker-compose.yml for production deployment
- Added .dockerignore for optimized build context
- Created automated deployment script (deploy-docker.sh)
- Added cleanup script (cleanup-docker.sh)

## 📄 Document Processing Enhancements
- Integrated LibreOffice for professional PPTX to PDF conversion
- Implemented PPTX → PDF → 4K JPG workflow for optimal quality
- Added poppler-utils for enhanced PDF processing
- Simplified PDF conversion to 300 DPI for reliability

## 🔧 File Management Improvements
- Fixed absolute path resolution for containerized deployment
- Updated all file deletion functions with proper path handling
- Enhanced bulk delete functions for players and groups
- Improved file upload workflow with consistent path management

## 🛠️ Code Quality & Stability
- Cleaned up pptx_converter.py from 442 to 86 lines
- Removed all Python cache files (__pycache__/, *.pyc)
- Updated file operations for production reliability
- Enhanced error handling and logging

## 📚 Documentation Updates
- Updated README.md with Docker deployment instructions
- Added comprehensive DEPLOYMENT.md guide
- Included production deployment best practices
- Added automated deployment workflow documentation

## 🔐 Security & Production Features
- Environment-based configuration
- Health checks and container monitoring
- Automated admin user creation
- Volume-mounted persistent data
- Production logging and error handling

## ✅ Ready for Production
- Clean project structure optimized for Docker
- Automated deployment with ./deploy-docker.sh
- Professional document processing pipeline
- Reliable file management system
- Complete documentation and deployment guides

Access: http://localhost:8880 | Admin: admin/Initial01!

.env.example

@@ -1,21 +1,41 @@
-# .env - Flask environment variables
+# DigiServer Environment Configuration
+# Copy this file to .env and modify the values as needed
 
-# Flask secret key (change this to something secure in production)
-SECRET_KEY=Ana_Are_Multe_Mere-Si_Nu_Are_Pere
+# Flask Configuration
+FLASK_APP=app.py
+FLASK_RUN_HOST=0.0.0.0
+FLASK_ENV=production
 
-# Flask environment: development or production
-FLASK_ENV=development
+# Security
+SECRET_KEY=Ma_Duc_Dupa_Merele_Lui_Ana
+# Change this to a secure random string in production!
 
-# Database location (optional, defaults to instance/dashboard.db)
+# Default Admin User
+ADMIN_USER=admin
+ADMIN_PASSWORD=Initial01!
+# Change the default password after first login!
+
+# Database Configuration
+# SQLite database file will be created in data/instance/dashboard.db
 # SQLALCHEMY_DATABASE_URI=sqlite:///instance/dashboard.db
 
-# Default admin user credentials (used for auto-creation)
-DEFAULT_USER=admin
-DEFAULT_PASSWORD=1234
+# Application Settings
+MAX_CONTENT_LENGTH=2147483648  # 2GB in bytes
+UPLOAD_FOLDER=static/uploads
+UPLOAD_FOLDERLOGO=static/resurse
 
-# Flask server settings
+# Server Information
+SERVER_VERSION=1.1.0
+BUILD_DATE=2025-06-29
+
+# Docker Configuration (for docker-compose.yml)
+DIGISERVER_PORT=8880
+CONTAINER_NAME=digiserver
+
+# Flask server settings (for development)
 HOST=0.0.0.0
 PORT=5000
 
-# Maximum upload size (in bytes, 2GB)
-MAX_CONTENT_LENGTH=2147483648
+# Optional: External Database (for advanced users)
+# DATABASE_URL=postgresql://user:password@localhost/digiserver
+# DATABASE_URL=mysql://user:password@localhost/digiserver