Add Telegram notifications for Borg backup status

config/ansible/templates/borg-backup.sh.j2

@@ -11,6 +11,10 @@ export BORG_CONFIG_DIR="{{ borg_config_dir }}/config"
 export BORG_SECURITY_DIR="{{ borg_config_dir }}/security"
 export BORG_KEYS_DIR="{{ borg_config_dir }}/keys"
 
+# Telegram notification variables
+export TELEGRAM_BOT_TOKEN="{{ lookup('community.general.onepassword', 'Telegram Home Server Bot', vault='Dotfiles', field='password') }}"
+export TELEGRAM_CHAT_ID="{{ lookup('community.general.onepassword', 'Telegram Home Server Bot', vault='Dotfiles', field='chat_id') }}"
+
 # Backup name with timestamp
 BACKUP_NAME="services-$(date +%Y%m%d-%H%M%S)"
 
@@ -19,6 +23,36 @@ log() {
     echo "$(date '+%Y-%m-%d %H:%M:%S') - $1" | tee -a /var/log/borg-backup.log
 }
 
+# Telegram notification function
+send_telegram() {
+    local message="$1"
+
+    if [ -z "$TELEGRAM_BOT_TOKEN" ] || [ -z "$TELEGRAM_CHAT_ID" ]; then
+        log "Telegram credentials not configured, skipping notification"
+        return
+    fi
+
+    local payload=$(cat <<EOF
+{
+    "chat_id": "$TELEGRAM_CHAT_ID",
+    "text": "$message",
+    "parse_mode": "HTML"
+}
+EOF
+)
+
+    curl -s -X POST \
+        -H "Content-Type: application/json" \
+        -d "$payload" \
+        "https://api.telegram.org/bot$TELEGRAM_BOT_TOKEN/sendMessage" > /dev/null 2>&1
+
+    if [ $? -eq 0 ]; then
+        log "Telegram notification sent successfully"
+    else
+        log "Failed to send Telegram notification"
+    fi
+}
+
 # Ensure all Borg directories exist
 mkdir -p "$BORG_CACHE_DIR"
 mkdir -p "$BORG_CONFIG_DIR"
@@ -89,8 +123,33 @@ global_exit=$(( compact_exit > global_exit ? compact_exit : global_exit ))
 
 if [ $global_exit -eq 0 ]; then
     log "Backup completed successfully"
+    send_telegram "🔒 <b>Borg Backup Success</b>
+
+✅ Backup: $BACKUP_NAME completed successfully
+📊 Repository: {{ borg_repo_dir }}
+🕐 Completed: $(date '+%Y-%m-%d %H:%M:%S')
+
+All operations completed without errors."
+elif [ $global_exit -eq 1 ]; then
+    log "Backup completed with warnings (exit code: $global_exit)"
+    send_telegram "⚠️ <b>Borg Backup Warning</b>
+
+⚠️ Backup: $BACKUP_NAME completed with warnings
+📊 Repository: {{ borg_repo_dir }}
+🕐 Completed: $(date '+%Y-%m-%d %H:%M:%S')
+
+Exit code: $global_exit
+Check logs for details: /var/log/borg-backup.log"
 else
     log "Backup completed with warnings or errors (exit code: $global_exit)"
+    send_telegram "❌ <b>Borg Backup Failed</b>
+
+❌ Backup: $BACKUP_NAME failed
+📊 Repository: {{ borg_repo_dir }}
+🕐 Failed: $(date '+%Y-%m-%d %H:%M:%S')
+
+Exit code: $global_exit
+Check logs immediately: /var/log/borg-backup.log"
 fi
 
 exit $global_exit