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!

docker-compose.yml

@@ -1,17 +1,35 @@
-#version: '"1.1.0"'
+# DigiServer - Digital Signage Management Platform
+# Version: 1.1.0
+# Build Date: 2025-06-29
+
 services:
-  web:
+  digiserver:
     build: .
     image: digiserver:latest
+    container_name: digiserver
     ports:
       - "8880:5000"
     environment:
       - FLASK_APP=app.py
       - FLASK_RUN_HOST=0.0.0.0
-      - ADMIN_USER=admin
-      - ADMIN_PASSWORD=Initial01!
+      - DEFAULT_USER=admin
+      - DEFAULT_PASSWORD=Initial01!
       - SECRET_KEY=Ma_Duc_Dupa_Merele_Lui_Ana
     volumes:
-      - /opt/digi-s/instance:/app/instance
-      - /opt/digi-s/uploads:/app/static/uploads
+      # Persistent data volumes
+      - ./data/instance:/app/instance
+      - ./data/uploads:/app/static/uploads
+      - ./data/resurse:/app/static/resurse
     restart: unless-stopped
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:5000/"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 40s
+    networks:
+      - digiserver-network
+
+networks:
+  digiserver-network:
+    driver: bridge