Update AdGuard Home to Debian 13 and improve install (#7720)

ct/adguard.sh

@@ -11,7 +11,7 @@ var_cpu="${var_cpu:-1}"
 var_ram="${var_ram:-512}"
 var_disk="${var_disk:-2}"
 var_os="${var_os:-debian}"
-var_version="${var_version:-12}"
+var_version="${var_version:-13}"
 var_unprivileged="${var_unprivileged:-1}"
 
 header_info "$APP"
@@ -20,15 +20,15 @@ color
 catch_errors
 
 function update_script() {
-    header_info
-    check_container_storage
-    check_container_resources
-    if [[ ! -d /opt/AdGuardHome ]]; then
-        msg_error "No ${APP} Installation Found!"
-        exit
-    fi
-    msg_error "Adguard Home should be updated via the user interface."
+  header_info
+  check_container_storage
+  check_container_resources
+  if [[ ! -d /opt/AdGuardHome ]]; then
+    msg_error "No ${APP} Installation Found!"
     exit
+  fi
+  msg_error "Adguard Home can only be updated via the user interface."
+  exit
 }
 
 start
@@ -38,4 +38,4 @@ description
 msg_ok "Completed Successfully!\n"
 echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
 echo -e "${INFO}${YW} Access it using the following URL:${CL}"
-echo -e "${TAB}${GATEWAY}${BGN}http://${IP}:3000${CL}"
+echo -e "${TAB}${GATEWAY}${BGN}http://${IP}:3000${CL}"