Merge playerbot backup support from modules branch

- Add automatic detection of acore_playerbots database in all backup scripts
- Improve restore script with better error handling
- Add logging of databases being backed up
- Include test-backup-detection.sh script

scripts/test-backup-detection.sh

@@ -0,0 +1,47 @@
+#!/bin/bash
+
+# Test script to verify acore_playerbots database detection
+# This script simulates the database detection logic without running an actual backup
+
+set -e
+
+# Configuration from environment variables
+MYSQL_HOST=${MYSQL_HOST:-ac-mysql}
+MYSQL_PORT=${MYSQL_PORT:-3306}
+MYSQL_USER=${MYSQL_USER:-root}
+MYSQL_PASSWORD=${MYSQL_PASSWORD:-password}
+
+echo "=== Testing AzerothCore Database Detection ==="
+echo ""
+
+# Core databases
+DATABASES=("acore_auth" "acore_world" "acore_characters")
+echo "Core databases: ${DATABASES[@]}"
+
+# Test if acore_playerbots database exists
+echo ""
+echo "Testing for acore_playerbots database..."
+
+if mysql -h$MYSQL_HOST -P$MYSQL_PORT -u$MYSQL_USER -p$MYSQL_PASSWORD -e "USE acore_playerbots;" 2>/dev/null; then
+    DATABASES+=("acore_playerbots")
+    echo "✅ acore_playerbots database found - would be included in backup"
+else
+    echo "ℹ️  acore_playerbots database not found - would be skipped (this is normal for some installations)"
+fi
+
+echo ""
+echo "Final database list that would be backed up: ${DATABASES[@]}"
+echo ""
+
+# Test connection to each database that would be backed up
+echo "Testing connection to each database:"
+for db in "${DATABASES[@]}"; do
+    if mysql -h$MYSQL_HOST -P$MYSQL_PORT -u$MYSQL_USER -p$MYSQL_PASSWORD -e "USE $db; SELECT 'OK' as status;" 2>/dev/null | grep -q OK; then
+        echo "✅ $db: Connection successful"
+    else
+        echo "❌ $db: Connection failed"
+    fi
+done
+
+echo ""
+echo "=== Database Detection Test Complete ==="