implemented automated SQLite and media backup system with rotation

scripts/backup.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+
+# This script creates a full snapshot of the database and user media.
+# Best run as a daily cron job.
+
+ROOT_DIR=$(git rev-parse --show-toplevel)
+cd "$ROOT_DIR"
+
+TIMESTAMP=$(date +%Y%m%d_%H%M%S)
+BACKUP_NAME="full_snapshot_$TIMESTAMP"
+TEMP_DIR="backend/backups/$BACKUP_NAME"
+FINAL_DEST="backend/backups"
+
+echo "========================================"
+echo "   Starting Full Project Backup...      "
+echo "========================================"
+
+mkdir -p "$TEMP_DIR"
+
+# 1. Run the database backup command
+echo "Backing up database..."
+docker exec holy-backend python manage.py backup_db --output "/app/backups/$BACKUP_NAME/db.sqlite3"
+
+# 2. Copy the media folder
+echo "Backing up media..."
+cp -r backend/media "$TEMP_DIR/media"
+
+# 3. Create compressed archive
+echo "Compressing..."
+tar -czf "$FINAL_DEST/$BACKUP_NAME.tar.gz" -C "backend/backups" "$BACKUP_NAME"
+
+# 4. Cleanup temp folder
+rm -rf "$TEMP_DIR"
+
+echo ""
+echo "✅ Backup complete: $FINAL_DEST/$BACKUP_NAME.tar.gz"
+echo "========================================"