Initial commit: Full project structure

- Backend: NestJS with Docker
- Frontend: Next.js with Docker
- Nginx configuration for reverse proxy
- PostgreSQL setup
- Docker compose for orchestration
- Development environment configuration

infrastructure/scripts/backup.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+set -e
+
+BACKUP_DIR="/backups"
+TIMESTAMP=$(date +%Y%m%d_%H%M%S)
+BACKUP_NAME="dyolink_backup_$TIMESTAMP"
+BACKUP_FILE="$BACKUP_DIR/$BACKUP_NAME.sql.gz"
+
+echo "[$(date)] Starting database backup: $BACKUP_NAME"
+
+# Perform backup
+pg_dumpall -U $POSTGRES_USER | gzip > $BACKUP_FILE
+
+if [ $? -eq 0 ]; then
+    BACKUP_SIZE=$(du -h $BACKUP_FILE | cut -f1)
+    echo "[$(date)] ✅ Backup completed: $BACKUP_NAME ($BACKUP_SIZE)"
+    
+    # Keep only last 7 days of backups
+    find $BACKUP_DIR -name "dyolink_backup_*.sql.gz" -mtime +7 -delete
+    echo "[$(date)] Cleaned up backups older than 7 days"
+else
+    echo "[$(date)] ❌ Backup failed!"
+    exit 1
+fi