Add option to import database backup from Git during deployment

Modify the deployment script to allow importing the latest database backup from the Git repository when the 'db' argument is provided. This includes handling backup decompression and database restoration.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: e5565357-90e1-419f-b9a8-6ee8394636df
Replit-Commit-Checkpoint-Type: intermediate_checkpoint

deploy/deploy.sh

@@ -2,11 +2,21 @@
 set -e
 
 # Script di deployment automatico per VigilanzaTurni
-# Uso: bash deploy/deploy.sh
+# Uso: 
+#   bash deploy/deploy.sh      → deployment normale
+#   bash deploy/deploy.sh db   → deployment + importa backup database da Git
 
 APP_DIR="/var/www/vigilanza-turni"
 APP_NAME="vigilanza-turni"
 BACKUP_DIR="/var/backups/vigilanza-turni"
+GIT_BACKUP_DIR="$APP_DIR/database-backups"
+
+# Verifica parametro per import database
+IMPORT_DB=false
+if [ "$1" == "db" ]; then
+    IMPORT_DB=true
+    echo "🔄 Modalità: Deployment con import database da Git"
+fi
 
 echo "🚀 Deployment VigilanzaTurni - $(date)"
 
@@ -19,18 +29,54 @@ if [ -d .git ]; then
     git pull origin main || true
 fi
 
-# =================== BACKUP DATABASE ===================
-echo "💾 Backup database pre-deployment..."
-mkdir -p $BACKUP_DIR
-BACKUP_FILE="$BACKUP_DIR/backup_$(date +%Y%m%d_%H%M%S).sql"
-
 # Load env vars
 if [ -f .env ]; then
     source .env
 fi
 
-# Esegui backup PostgreSQL
-if command -v pg_dump &> /dev/null; then
+# =================== IMPORT DATABASE DA GIT (se richiesto) ===================
+if [ "$IMPORT_DB" = true ]; then
+    echo "📦 Import database da backup Git..."
+    
+    # Trova l'ultimo backup nella directory git
+    LATEST_GIT_BACKUP=$(ls -t $GIT_BACKUP_DIR/*.sql.gz 2>/dev/null | head -1)
+    
+    if [ -f "$LATEST_GIT_BACKUP" ]; then
+        echo "📥 Trovato backup: $LATEST_GIT_BACKUP"
+        
+        # Controlla che le variabili siano definite
+        if [ -z "$PGDATABASE" ] || [ -z "$PGUSER" ]; then
+            echo "❌ Variabili DB non trovate nel .env, impossibile importare"
+            exit 1
+        fi
+        
+        # Chiedi conferma (opzionale - rimuovi se vuoi import automatico)
+        echo "⚠️  ATTENZIONE: Questo sovrascriverà il database corrente!"
+        echo "Backup da importare: $(basename $LATEST_GIT_BACKUP)"
+        read -p "Continuare? (s/n): " -n 1 -r
+        echo
+        
+        if [[ $REPLY =~ ^[Ss]$ ]]; then
+            # Decomprimi e importa
+            echo "🔄 Importazione database in corso..."
+            gunzip -c "$LATEST_GIT_BACKUP" | PGPASSWORD=$PGPASSWORD psql -h ${PGHOST:-localhost} -U $PGUSER --dbname=$PGDATABASE
+            echo "✅ Database importato con successo da Git!"
+        else
+            echo "❌ Import annullato dall'utente"
+            exit 1
+        fi
+    else
+        echo "❌ Nessun backup trovato in $GIT_BACKUP_DIR"
+        exit 1
+    fi
+else
+    # =================== BACKUP DATABASE NORMALE ===================
+    echo "💾 Backup database pre-deployment..."
+    mkdir -p $BACKUP_DIR
+    BACKUP_FILE="$BACKUP_DIR/backup_$(date +%Y%m%d_%H%M%S).sql"
+    
+    # Esegui backup PostgreSQL
+    if command -v pg_dump &> /dev/null; then
         # Controlla che le variabili siano definite
         if [ -z "$PGDATABASE" ] || [ -z "$PGUSER" ]; then
             echo "⚠️  Variabili DB non trovate nel .env, skip backup"
@@ -46,8 +92,9 @@ if command -v pg_dump &> /dev/null; then
             find $BACKUP_DIR -name "backup_*.sql.gz" -mtime +30 -delete
             echo "🧹 Backup vecchi eliminati (retention: 30 giorni)"
         fi
-else
+    else
         echo "⚠️  pg_dump non trovato, skip backup"
+    fi
 fi
 
 # =================== BUILD & DEPLOY ===================