diff --git a/README.md b/README.md
index 6a46077..f83c0b6 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,11 @@
-# SVG Edit app for YunoHost
+# SVG-edit for YunoHost
 
 [![Integration level](https://dash.yunohost.org/integration/svgedit.svg)](https://dash.yunohost.org/appci/app/svgedit) ![](https://ci-apps.yunohost.org/ci/badges/svgedit.status.svg) ![](https://ci-apps.yunohost.org/ci/badges/svgedit.maintain.svg)  
-[![Install SVG Edit with YunoHost](https://install-app.yunohost.org/install-with-yunohost.png)](https://install-app.yunohost.org/?app=svgedit)
+[![Install SVG-edit with YunoHost](https://install-app.yunohost.org/install-with-yunohost.png)](https://install-app.yunohost.org/?app=svgedit)
 
-> *This package allow you to install SVG Edit quickly and simply on a YunoHost server.  
+*[Lire ce readme en français.](./README_fr.md)*
+
+> *This package allow you to install SVG-edit quickly and simply on a YunoHost server.  
 If you don't have YunoHost, please see [here](https://yunohost.org/#/install) to know how to install and enjoy it.*
 
 ## Overview
@@ -11,17 +13,20 @@ SVG-edit is a fast, web-based, javascript-driven SVG drawing editor that works i
 
 **Shipped version:** 2.8.1
 
-**Categories:** Productivity, Drawing
-
 ## Screenshots
-![alt text](https://svg-edit.github.io/svgedit/images/logo48x48.svg "svg-edit logo of a pencil") SVG-edit 
 
+![](https://raw.githubusercontent.com/SVG-Edit/svgedit/master/docs/screenshot.png)
+
+## Demo
+
+* [Official demo](https://svg-edit.github.io/svgedit/dist/editor/index.html)
 
 ## Configuration
 
 ## Documentation
 
-* YunoHost documentation: There no other documentations, feel free to contribute.
+* Official documentation: Link to the official documentation of this app
+* YunoHost documentation: If specific documentation is needed, feel free to contribute.
 
 ## YunoHost specific features
 
@@ -31,12 +36,12 @@ Not supported.
 
 #### Supported architectures
 
-* x86-64b - [![Build Status](https://ci-apps.yunohost.org/jenkins/job/leed%20(Community)/badge/icon)](https://ci-apps.yunohost.org/jenkins/job/svgedit%20(Community)/)
-* ARMv8-A - [![Build Status](https://ci-apps.yunohost.org/jenkins/job/leed%20(Community)%20(%7EARM%7E)/badge/icon)](https://ci-apps.yunohost.org/jenkins/job/svgedit%20(Community)%20(%7EARM%7E)/)
+* x86-64 - [![Build Status](https://ci-apps.yunohost.org/ci/logs/svgedit%20%28Apps%29.svg)](https://ci-apps.yunohost.org/ci/apps/svgedit/)
+* ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/svgedit%20%28Apps%29.svg)](https://ci-apps-arm.yunohost.org/ci/apps/svgedit/)
 
 ## Limitations
 
-* There is no account management in SVG Edit, but the SSO can protect the access to the app to disallow user without yunohost account.
+There is no account management in SVG-edit, but the SSO can protect the access to the app to disallow user without YunoHost account.
 
 ## Additionnal informations
 
@@ -48,10 +53,7 @@ Not supported.
 
 ---
 
-Developers infos
-----------------
-
-**Package by:** Luc Didry
+## Developers infos
 
 Please do your pull request to the [testing branch](https://github.com/YunoHost-Apps/svgedit_ynh/tree/testing).
 
diff --git a/README_fr.md b/README_fr.md
new file mode 100644
index 0000000..fdd60e3
--- /dev/null
+++ b/README_fr.md
@@ -0,0 +1,65 @@
+# SVG-edit pour YunoHost
+
+[![Niveau d'intégration](https://dash.yunohost.org/integration/svgedit.svg)](https://dash.yunohost.org/appci/app/svgedit) ![](https://ci-apps.yunohost.org/ci/badges/svgedit.status.svg) ![](https://ci-apps.yunohost.org/ci/badges/svgedit.maintain.svg)  
+[![Installer SVG-edit avec YunoHost](https://install-app.yunohost.org/install-with-yunohost.png)](https://install-app.yunohost.org/?app=svgedit)
+
+*[Read this readme in english.](./README.md)* 
+
+> *Ce package vous permet d'installer SVG-edit rapidement et simplement sur un serveur YunoHost.  
+Si vous n'avez pas YunoHost, consultez [le guide](https://yunohost.org/#/install) pour apprendre comment l'installer.*
+
+## Vue d'ensemble
+SVG-edit est un éditeur de dessin SVG rapide, basé sur le Web et piloté par JavaScript, qui fonctionne dans n'importe quel navigateur moderne.
+
+**Version incluse :** 2.8.1
+
+## Captures d'écran
+
+![](https://raw.githubusercontent.com/SVG-Edit/svgedit/master/docs/screenshot.png)
+
+## Démo
+
+* [Démo officielle](https://svg-edit.github.io/svgedit/dist/editor/index.html)
+
+## Configuration
+
+## Documentation
+
+* Documentation officielle : Lien vers la documentation officielle de cette application.
+* Documentation YunoHost : Si une documentation spécifique est nécessaire, n'hésitez pas à contribuer.
+
+## Caractéristiques spécifiques YunoHost
+
+#### Support multi-utilisateur
+
+Non supporté.
+
+#### Architectures supportées
+
+* x86-64 - [![Build Status](https://ci-apps.yunohost.org/ci/logs/svgedit%20%28Apps%29.svg)](https://ci-apps.yunohost.org/ci/apps/svgedit/)
+* ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/svgedit%20%28Apps%29.svg)](https://ci-apps-arm.yunohost.org/ci/apps/svgedit/)
+
+## Limitations
+
+Il n'y a pas de gestion de compte dans SVG-edit, mais le SSO peut protéger l'accès à l'application pour interdire l'utilisateur sans compte YunoHost.
+
+## Informations additionnelles
+
+## Liens
+
+ * Signaler un bug : https://github.com/YunoHost-Apps/svgedit_ynh/issues
+ * Dépôt de l'application principale : https://github.com/SVG-Edit/svgedit
+ * Site web YunoHost : https://yunohost.org/
+
+---
+
+## Informations pour les développeurs
+
+Merci de faire vos pull request sur la [branche testing](https://github.com/YunoHost-Apps/svgedit_ynh/tree/testing).
+
+Pour essayer la branche testing, procédez comme suit.
+```
+sudo yunohost app install https://github.com/YunoHost-Apps/svgedit_ynh/tree/testing --verbose
+or
+sudo yunohost app upgrade leed -u https://github.com/YunoHost-Apps/svgedit_ynh/tree/testing --verbose
+```
diff --git a/YEP.md b/YEP.md
deleted file mode 100644
index 0fb8fbf..0000000
--- a/YEP.md
+++ /dev/null
@@ -1,117 +0,0 @@
-#### [Level 0](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-0)  
-[YEP 1.1 - Nommer son app et son dépot](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-11)  
-`Validated`  
-[YEP 1.2 - Inscrire l'app sur un "répertoire" connu](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-12)  
-`Validated`  
-
-#### [Level 1](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-1)  
-[YEP 2.2 - Utiliser bash pour les scripts principaux](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-22)  
-`Validated`  
-[YEP 2.5 - Copier correctement des fichiers](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-25)  
-`Don't know`  
-[YEP 2.7 - Donner des permissions suffisantes aux instructions bash](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-27)  
-`Validated`  
-[YEP 2.15 - Suivre les instructions d'installation de l'application](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-215)  
-`Validated`  
-
-#### [Level 2](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-2)  
-[YEP 1.5 - Mettre à jour régulièrement le statut de l'app](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-11)  
-`Validated`  
-[YEP 2.18.2 - Gérer l'installation à la racine d’un nom de domaine](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-2182)  
-`Validated` - *Automatically verified.*  
-[YEP 2.18.3 - Gérer l'installation sur un sous-domaine](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-2183)  
-`Validated` - *Automatically verified.*  
-[YEP 2.18.4 - Gérer l'installation sur un chemin /path](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-2184)  
-`Validated` - *Automatically verified.*  
-[YEP 4.6 - Gère le multi-instance](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-11)  
-`Validated` - *Automatically verified.*  
-
-#### [Level 3](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-3)  
-[YEP 2.3 - Sauvegarder les réponses lors de l'installation](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-23)  
-`Validated`  
-
-#### [Level 4](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-4)  
-[YEP 4.1 - Lier au ldap](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-41)  
-`Not applicable`  
-[YEP 4.2 - Lier l'authentification au sso](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-42)  
-`Validated`  
-
-#### [Level 5](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-5)  
-[YEP 1.3 - Indiquer la licence associée au paquet](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-13)  
-`Validated`  
-[YEP 2.1 - Respecter le format du manifeste](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-21)  
-`Validated` - *Automatically verified.*  
-[YEP 2.12 - Utiliser les commandes pratiques (helpers)](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-212)  
-`Validated`  
-[YEP 2.18.1 - Lancer le script d'installation d'une webapp correctement](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-2181)  
-`Validated`  
-
-#### [Level 6](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-6)  
-[YEP 1.4 - Informer sur l'intention de maintenir un paquet](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-14)  
-`Not yet validated`  
-[YEP 1.6 - Se tenir informé sur l'évolution du packaging d'apps](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-16)  
-`Validated`  
-[YEP 1.7 - Ajouter l'app à l'organisation YunoHost-Apps](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-17)  
-`Validated` - *Automatically verified.*  
-[YEP 1.8 - Publier des demandes de test](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-18)  
-`Not yet validated`  
-[YEP 1.9 - Documenter l'app](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-19)  
-`Validated`  
-[YEP 1.10 - Garder un historique de version propre](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-110)  
-`Validated`  
-[YEP 2.9 - Enlever toutes traces de l'app lors de la suppression](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-29)  
-`Validated`  
-[YEP 3.3 - Faciliter le contrôle de l'intégrité des sources](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-33)  
-`Validated`  
-[YEP 3.5 - Suivre les recommendations de la documentation de l'app](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-35)  
-`Validated`  
-[YEP 3.6 - Mettre à jour les versions contenant des CVE](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-36)  
-`Validated`  
-[YEP 4.3 - Fournir un script de sauvegarde YunoHost fonctionnel](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-43)  
-`Validated` - *Automatically verified.*  
-[YEP 4.4 - Fournir un script de restauration YunoHost fonctionnel](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-44)  
-`Validated` - *Automatically verified.*  
-
-#### [Level 7](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-7)  
-[YEP 2.6 - Annuler l'action si les valeurs d'entrées sont incorrectes](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-26)  
-`Validated`  
-[YEP 3.2 - Ouvrir un port correctement](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-32)  
-`Not applicable`  
-
-#### [Level 8](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-8)  
-[YEP 2.4 - Détecter et gérer les erreurs](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-24)  
-`Validated`  
-[YEP 2.8 - Modifier correctement une configuration système](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-28)  
-`Validated`  
-[YEP 2.16 - Vérifier la disponibilité des dépendances sur ARM, x86 et x64](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-216)  
-`Not yet validated` - *Automatically verified.*  
-[YEP 2.18.5 - Gérer la tuile YunoHost pour faciliter la navigation entre les applications](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-2185)  
-`Validated`  
-[YEP 3.4 - Isoler l'app](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-34)  
-`Not validated`  
-[YEP 4.5 - Utiliser les hooks](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-45)  
-`Not applicable`  
-
-#### [Level 9](https://github.com/YunoHost/doc/blob/master/packaging_apps_levels_fr.md#niveau-9)  
-[YEP 2.10 - Configurer les logs de l'application](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-210)  
-`Not applicable`  
-[YEP 2.11 - Utiliser une variable plutôt que l'app id directement](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-211)  
-`Validated`  
-[YEP 2.13 - Traduire le paquet en anglais](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-213)  
-`Validated`  
-[YEP 2.14 - Remplir correctement un fichier de conf](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-214)  
-`Validated`  
-[YEP 2.17 - Prendre en compte la version d'origine lors des mises à jour](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-217)  
-`Validated`  
-[YEP 4.2.1 - Déconnexion](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-421)  
-`Not applicable`  
-
-#### Other YEP  
-[YEP 3.1 - Ne pas demander ou stocker de mot de passe LDAP](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-31)  
-`Validated`  
-[YEP 4.7 - Ajouter un module à la CLI](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-47)  
-`Not applicable`  
-[YEP 4.8 - Ajouter un module à l'admin web](https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-48)  
-`Not applicable`  
-
-State of each YEP can be one of these: `Validated`, `Partially validated`, `Not yet validated`, `Not applicable`, `Don't know`.
diff --git a/check_process b/check_process
index 52fb30b..dc07d3b 100644
--- a/check_process
+++ b/check_process
@@ -1,8 +1,8 @@
 ;; Test complet
-	auto_remove=1
 	; Manifest
 		domain="domain.tld"	(DOMAIN)
 		path="/path"	(PATH)
+		admin="john"	(USER)
 		is_public=1	(PUBLIC|public=1|private=0)
 	; Checks
 		pkg_linter=1
@@ -12,30 +12,19 @@
 		setup_private=1
 		setup_public=1
 		upgrade=1
-		upgrade=1	from_commit=6f3a05b03d60142ad19ee8815f7b5d68adc888a4
 		backup_restore=1
 		multi_instance=1
-		wrong_user=1
-		wrong_path=1
-		incorrect_path=1
-		corrupt_source=1
-		fail_download_source=1
+		# incorrect_path=1
 		port_already_use=0
-		final_path_already_use=1
-        change_url=0
+		change_url=1
 ;;; Levels
-	Level 1=auto
-	Level 2=auto
-	Level 3=auto
-# SVG edit as no account management, but ssowat is configured (is_public feature)
-	Level 4=na
+	# If the level 5 (Package linter) is forced to 1. Please add justifications here.
 	Level 5=auto
-	Level 6=auto
-	Level 7=auto
-	Level 8=0
-	Level 9=0
-	Level 10=0
+;;; Options
+Email=
+Notification=none
 ;;; Upgrade options
-	; commit=6f3a05b03d60142ad19ee8815f7b5d68adc888a4
-		name=2.8.1 6f3a05b03d60142ad19ee8815f7b5d68adc888a4
-        manifest_arg=domain=DOMAIN&path=PATH&is_public=1&
+	; commit=CommitHash
+		name=Name and date of the commit.
+		manifest_arg=domain=DOMAIN&path=PATH&admin=USER&is_public=1&
+
diff --git a/conf/nginx.conf b/conf/nginx.conf
new file mode 100644
index 0000000..fe8b902
--- /dev/null
+++ b/conf/nginx.conf
@@ -0,0 +1,16 @@
+#sub_path_only rewrite ^__PATH__$ __PATH__/ permanent;
+location __PATH__/ {
+
+  # Path to source
+  alias __FINALPATH__/ ;
+
+  index svg-editor.html ;
+
+  # Force usage of https
+  if ($scheme = http) {
+    rewrite ^ https://$server_name$request_uri? permanent;
+  }
+
+  # Include SSOWAT user panel.
+  include conf.d/yunohost_panel.conf.inc;
+}
diff --git a/conf/nginx.conf.j2 b/conf/nginx.conf.j2
deleted file mode 100644
index b655208..0000000
--- a/conf/nginx.conf.j2
+++ /dev/null
@@ -1,17 +0,0 @@
-{% if path_url != "/" %}
-rewrite ^{{ path_url }}$ {{ path_url }}/ permanent;
-{% else %}
-{% set path_url = "" %}
-{% endif %}
-location {{ path_url }}/ {
-  alias {{ final_path }}/;
-
-  index svg-editor.html;
-  
-  if ($scheme = http) {
-     rewrite ^ https://$server_name$request_uri? permanent;
-  }
-
-  # Include SSOWAT user panel.
-  include conf.d/yunohost_panel.conf.inc;
-}
diff --git a/manifest.json b/manifest.json
index 689e293..5fdc9fd 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,11 +3,11 @@
     "id": "svgedit",
     "packaging_format": 1,
     "description": {
-        "en": "A fast, web-based, javascript-driven SVG drawing editor that works in any modern browser.",
-        "fr": "Un outil de manipulation de SVG en ligne, rapide, et écrit en javascript qui fonctionne avec tout navigateur moderne."
+        "en": "A fast web-based SVG drawing editor that works in any modern browser.",
+        "fr": "Outil rapide de manipulation de SVG en ligne qui fonctionne avec tout navigateur moderne."
     },
     "url": "https://github.com/SVG-Edit/svgedit",
-    "version": "2.8.1-1",
+    "version": "2.8.1~ynh2",
     "license": "MIT",
     "maintainer": {
         "name": "ljf",
@@ -18,7 +18,7 @@
         "name": "Luc Didry"
     },
     "requirements": {
-        "yunohost": ">> 2.4.0"
+        "yunohost": ">> 3.8.1"
     },
     "multi_instance": true,
     "services": [
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 9ee6fc3..0033cd0 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -3,13 +3,19 @@
 #=================================================
 # COMMON VARIABLES
 #=================================================
+
+# dependencies used by the app
+pkg_dependencies="wget"
+
 # App package root directory should be the parent folder
 PKG_DIR=$(cd ../; pwd)
 
-pkg_dependencies="wget"
+#=================================================
+# PERSONAL HELPERS
+#=================================================
 
 #=================================================
-# COMMON HELPERS
+# EXPERIMENTAL HELPERS
 #=================================================
 ynh_set_default_perm () {
     local DIRECTORY=$1
@@ -19,7 +25,7 @@ ynh_set_default_perm () {
     chown -R $user:www-data $DIRECTORY
     chmod -R 440 $DIRECTORY
     find $DIRECTORY -type d -print0 | xargs -0 chmod 550 \
-	    || echo "No file to modify"
+        || echo "No file to modify"
 
 }
 ynh_export () {
@@ -113,80 +119,18 @@ ynh_read_json () {
     sudo python3 -c "import sys, json;print(json.load(open('$1'))['$2'])"
 }
 
-ynh_read_manifest () {
-    if [ -f '../manifest.json' ] ; then
-        ynh_read_json '../manifest.json' "$1"
-    else
-        ynh_read_json '../settings/manifest.json' "$1"
-    fi
-}
-
 
 ynh_configure () {
     local TEMPLATE=$1
     local DEST=$2
     type j2 2>/dev/null || sudo pip install j2cli
     j2 "${PKG_DIR}/conf/$TEMPLATE.j2" > "${PKG_DIR}/conf/$TEMPLATE"
-	ynh_backup_if_checksum_is_different "$DEST"
+    ynh_backup_if_checksum_is_different "$DEST"
     sudo cp "${PKG_DIR}/conf/$TEMPLATE" "$DEST"
     ynh_store_file_checksum "$DEST"
-	sudo chown root: "$DEST"
+    sudo chown root: "$DEST"
 }
 
-ynh_add_nginx_config () {
-    finalnginxconf="/etc/nginx/conf.d/$domain.d/$app.conf"
-    ynh_configure nginx.conf "$finalnginxconf"
-    service nginx reload
-}
-
-# Send an email to inform the administrator
-#
-# usage: ynh_send_readme_to_admin app_message [recipients]
-# | arg: app_message - The message to send to the administrator.
-# | arg: recipients - The recipients of this email. Use spaces to separate multiples recipients. - default: root
-#	example: "root admin@domain"
-#	If you give the name of a YunoHost user, ynh_send_readme_to_admin will find its email adress for you
-#	example: "root admin@domain user1 user2"
-ynh_send_readme_to_admin() {
-	local app_message="${1:-...No specific information...}"
-	local recipients="${2:-root}"
-
-	# Retrieve the email of users
-	find_mails () {
-		local list_mails="$1"
-		local mail
-		local recipients=" "
-		# Read each mail in argument
-		for mail in $list_mails
-		do
-			# Keep root or a real email address as it is
-			if [ "$mail" = "root" ] || echo "$mail" | grep --quiet "@"
-			then
-				recipients="$recipients $mail"
-			else
-				# But replace an user name without a domain after by its email
-				if mail=$(ynh_user_get_info "$mail" "mail" 2> /dev/null)
-				then
-					recipients="$recipients $mail"
-				fi
-			fi
-		done
-		echo "$recipients"
-	}
-	recipients=$(find_mails "$recipients")
-
-	local mail_subject="☁️🆈🅽🅷☁️: \`$app\` was just installed!"
-
-	local mail_message="This is an automated message from your beloved YunoHost server.
-Specific information for the application $app.
-$app_message
----
-Automatic diagnosis data from YunoHost
-$(yunohost tools diagnosis | grep -B 100 "services:" | sed '/services:/d')"
-
-	# Send the email to the recipients
-	echo "$mail_message" | mail -a "Content-Type: text/plain; charset=UTF-8" -s "$mail_subject" "$recipients"
-}
 
 # Exit without error if the package is up to date
 #
@@ -199,42 +143,27 @@ $(yunohost tools diagnosis | grep -B 100 "services:" | sed '/services:/d')"
 #
 # usage: ynh_abort_if_up_to_date
 ynh_abort_if_up_to_date () {
-	local force_upgrade=${YNH_FORCE_UPGRADE:-0}
-	local package_check=${PACKAGE_CHECK_EXEC:-0}
+    local force_upgrade=${YNH_FORCE_UPGRADE:-0}
+    local package_check=${PACKAGE_CHECK_EXEC:-0}
 
-	local version=$(ynh_read_json "/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" "version" || echo 1.0)
-	local last_version=$(ynh_read_manifest "version" || echo 1.0)
-	if [ "$version" = "$last_version" ]
-	then
-		if [ "$force_upgrade" != "0" ]
-		then
-			echo "Upgrade forced by YNH_FORCE_UPGRADE." >&2
-			unset YNH_FORCE_UPGRADE
-		elif [ "$package_check" != "0" ]
-		then
-			echo "Upgrade forced for package check." >&2
-		else
-			ynh_die "Up-to-date, nothing to do" 0
-		fi
-	fi
+    local version=$(ynh_read_json "/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" "version" || echo 1.0)
+    local last_version=$(ynh_read_manifest "version" || echo 1.0)
+    if [ "$version" = "$last_version" ]
+    then
+        if [ "$force_upgrade" != "0" ]
+        then
+            echo "Upgrade forced by YNH_FORCE_UPGRADE." >&2
+            unset YNH_FORCE_UPGRADE
+        elif [ "$package_check" != "0" ]
+        then
+            echo "Upgrade forced for package check." >&2
+        else
+            ynh_die "Up-to-date, nothing to do" 0
+        fi
+    fi
 }
 
-# Remove any logs for all the following commands.
-#
-# usage: ynh_print_OFF
-# WARNING: You should be careful with this helper, and never forgot to use ynh_print_ON as soon as possible to restore the logging.
-ynh_print_OFF () {
-	set +x
-}
 
-# Restore the logging after ynh_print_OFF
-#
-# usage: ynh_print_ON
-ynh_print_ON () {
-	set -x
-	# Print an echo only for the log, to be able to know that ynh_print_ON has been called.
-	echo ynh_print_ON > /dev/null
-}
 ynh_version_gt() { test "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$1"; }
 
 # In upgrade script allow to test if the app is less than or equal a specific version
@@ -246,25 +175,25 @@ ynh_version_le() {
 }
 
 ynh_debian_release () {
-	lsb_release --codename --short
+    lsb_release --codename --short
 }
 
 is_stretch () {
-	if [ "$(ynh_debian_release)" == "stretch" ]
-	then
-		return 0
-	else
-		return 1
-	fi
+    if [ "$(ynh_debian_release)" == "stretch" ]
+    then
+        return 0
+    else
+        return 1
+    fi
 }
 
 is_jessie () {
-	if [ "$(ynh_debian_release)" == "jessie" ]
-	then
-		return 0
-	else
-		return 1
-	fi
+    if [ "$(ynh_debian_release)" == "jessie" ]
+    then
+        return 0
+    else
+        return 1
+    fi
 }
 
 # Reload (or other actions) a service and print a log in case of failure.
@@ -279,3 +208,7 @@ ynh_system_reload () {
         # Reload, restart or start and print the log if the service fail to start or reload
         systemctl $action $service_name || ( journalctl --lines=20 -u $service_name >&2 && false)
 }
+
+#=================================================
+# FUTURE OFFICIAL HELPERS
+#=================================================
diff --git a/scripts/backup b/scripts/backup
index 8c7d709..f9e9df9 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -1,17 +1,54 @@
 #!/bin/bash
 
-# See comments in install script
-app=$YNH_APP_INSTANCE_NAME
+#=================================================
+# GENERIC START
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
 
-# Source YunoHost helpers
+#Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
+source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
+#=================================================
+# MANAGE SCRIPT FAILURE
+#=================================================
+
+ynh_clean_setup () {
+	true
+}
+# Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
-# Backup sources & data
-# Note: the last argument is where to save this path, see the restore script.
-ynh_backup "/var/www/${app}"
+#=================================================
+# LOAD SETTINGS
+#=================================================
+ynh_print_info --message="Loading installation settings..."
 
-# Copy NGINX configuration
-domain=$(ynh_app_setting_get "$app" domain)
-ynh_backup "/etc/nginx/conf.d/${domain}.d/${app}.conf"
+app=$YNH_APP_INSTANCE_NAME
+
+final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+domain=$(ynh_app_setting_get --app=$app --key=domain)
+
+#=================================================
+# DECLARE DATA AND CONF FILES TO BACKUP
+#=================================================
+ynh_print_info --message="Declaring files to be backed up..."
+
+#=================================================
+# BACKUP THE APP MAIN DIR
+#=================================================
+
+ynh_backup --src_path="$final_path"
+
+#=================================================
+# BACKUP THE NGINX CONFIGURATION
+#=================================================
+
+ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+
+ynh_print_info --message="Backup script completed for SVG-edit. (YunoHost will then actually copy those files to the archive)."
diff --git a/scripts/change_url b/scripts/change_url
new file mode 100644
index 0000000..7134bae
--- /dev/null
+++ b/scripts/change_url
@@ -0,0 +1,105 @@
+#!/bin/bash
+
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# RETRIEVE ARGUMENTS
+#=================================================
+
+old_domain=$YNH_APP_OLD_DOMAIN
+old_path=$YNH_APP_OLD_PATH
+
+new_domain=$YNH_APP_NEW_DOMAIN
+new_path=$YNH_APP_NEW_PATH
+
+app=$YNH_APP_INSTANCE_NAME
+
+#=================================================
+# LOAD SETTINGS
+#=================================================
+ynh_script_progression --message="Loading installation settings..." --weight=1
+
+# Needed for helper "ynh_add_nginx_config"
+final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+
+#=================================================
+# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
+#=================================================
+ynh_script_progression --message="Backing up SVG-edit before changing its URL (may take a while)..." --weight=1
+
+# Backup the current version of the app
+ynh_backup_before_upgrade
+ynh_clean_setup () {
+	# Remove the new domain config file, the remove script won't do it as it doesn't know yet its location.
+	ynh_secure_remove --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
+
+	# restore it if the upgrade fails
+	ynh_restore_upgradebackup
+}
+# Exit if an error occurs during the execution of the script
+ynh_abort_if_errors
+
+#=================================================
+# CHECK WHICH PARTS SHOULD BE CHANGED
+#=================================================
+
+change_domain=0
+if [ "$old_domain" != "$new_domain" ]
+then
+	change_domain=1
+fi
+
+change_path=0
+if [ "$old_path" != "$new_path" ]
+then
+	change_path=1
+fi
+
+#=================================================
+# MODIFY URL IN NGINX CONF
+#=================================================
+ynh_script_progression --message="Updating NGINX web server configuration..." --weight=1
+
+nginx_conf_path=/etc/nginx/conf.d/$old_domain.d/$app.conf
+
+# Change the path in the nginx config file
+if [ $change_path -eq 1 ]
+then
+	# Make a backup of the original nginx config file if modified
+	ynh_backup_if_checksum_is_different --file="$nginx_conf_path"
+	# Set global variables for nginx helper
+	domain="$old_domain"
+	path_url="$new_path"
+	# Create a dedicated nginx config
+	ynh_add_nginx_config
+fi
+
+# Change the domain for nginx
+if [ $change_domain -eq 1 ]
+then
+	# Delete file checksum for the old conf file location
+	ynh_delete_file_checksum --file="$nginx_conf_path"
+	mv $nginx_conf_path /etc/nginx/conf.d/$new_domain.d/$app.conf
+	# Store file checksum for the new config file location
+	ynh_store_file_checksum --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
+fi
+
+#=================================================
+# RELOAD NGINX
+#=================================================
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
+
+ynh_systemd_action --service_name=nginx --action=reload
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+
+ynh_script_progression --message="Change of URL completed for SVG-edit" --last
diff --git a/scripts/install b/scripts/install
index 104a443..966f630 100755
--- a/scripts/install
+++ b/scripts/install
@@ -1,55 +1,118 @@
 #!/bin/bash
 
-# Source YunoHost helpers
-source /usr/share/yunohost/helpers
-source _common.sh
+#=================================================
+# GENERIC START
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
 
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# MANAGE SCRIPT FAILURE
+#=================================================
+
+ynh_clean_setup () {
+	true
+}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
-export app=$YNH_APP_INSTANCE_NAME
+#=================================================
+# RETRIEVE ARGUMENTS FROM THE MANIFEST
+#=================================================
 
-# Retrieve arguments
-ynh_export domain path_url is_public
-export final_path=/var/www/$app
+domain=$YNH_APP_ARG_DOMAIN
+path_url=$YNH_APP_ARG_PATH
+is_public=$YNH_APP_ARG_IS_PUBLIC
 
-# Check if the app can be installed with this args
-ynh_final_path_available
+app=$YNH_APP_INSTANCE_NAME
 
-# Normalize the url path syntax
-path_url=$(ynh_normalize_url_path $path_url)
+#=================================================
+# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
+#=================================================
+ynh_script_progression --message="Validating installation parameters..." --weight=1
+
+final_path=/var/www/$app
+test ! -e "$final_path" || ynh_die --message="This path already contains a folder"
 
-# Check web path availability
-ynh_webpath_available $domain $path_url
 # Register (book) web path
-ynh_webpath_register $app $domain $path_url
+ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url
 
-# Save app settings
-ynh_save_args is_public final_path path_url
+#=================================================
+# STORE SETTINGS FROM MANIFEST
+#=================================================
+ynh_script_progression --message="Storing installation settings..." --weight=1
+
+ynh_app_setting_set --app=$app --key=domain --value=$domain
+ynh_app_setting_set --app=$app --key=path --value=$path_url
+ynh_app_setting_set --app=$app --key=is_public --value=$is_public
+
+# INSTALL DEPENDENCIES
+#=================================================
+ynh_script_progression --message="Installing dependencies..." --weight=3
 
-# Check needed packages
 ynh_install_app_dependencies $pkg_dependencies
 
-# Copy source files
-ynh_setup_source "$final_path"
+#=================================================
+# DOWNLOAD, CHECK AND UNPACK SOURCE
+#=================================================
+ynh_script_progression --message="Setting up source files..." --weight=6
+
+ynh_app_setting_set --app=$app --key=final_path --value=$final_path
+# Download, check integrity, uncompress and patch the source from app.src
+ynh_setup_source --dest_dir="$final_path"
+
+#=================================================
+# CREATE DEDICATED USER
+#=================================================
+ynh_script_progression --message="Configuring system user..." --weight=3
+
+# Create a system user
+ynh_system_user_create --username=$app
+
+#=================================================
+# NGINX CONFIGURATION
+#=================================================
+ynh_script_progression --message="Configuring NGINX web server..." --weight=2
+
+# Create a dedicated NGINX config
+ynh_add_nginx_config
+
+#=================================================
+# CUSTOM INSTRUCTION
+#=================================================
 
-# Custom instructions
 ynh_configure config.js "$final_path/config.js"
 ynh_configure custom.css "$final_path/custom.css"
 
-# Set permissions to app files
-ynh_set_default_perm "$final_path"
+#=================================================
+# SECURE FILES AND DIRECTORIES
+#=================================================
 
-# If app is public, add url to SSOWat conf as skipped_uris
-ynh_sso_access "/"
+chown -R $app: $final_path
 
-# Modify Nginx configuration file and copy it to Nginx conf directory
-ynh_add_nginx_config
+#=================================================
+# SETUP SSOWAT
+#=================================================
+ynh_script_progression --message="Configuring SSOwat..." --weight=1
 
-# Send a readme to the admin
-ynh_print_OFF
-message="You can now draw this address: https://${domain}${path_url}/
-If you facing an issue or want to improve this app, please open a new issue in this project: https://github.com/YunoHost-Apps/svgedit_ynh"
+# Make app public if necessary or protect it
+if [ $is_public -eq 1 ]
+then
+	ynh_permission_update --permission "main" --add "visitors"
+fi
 
-ynh_send_readme_to_admin "$message"
-ynh_print_ON
+#=================================================
+# RELOAD NGINX
+#=================================================
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
+
+ynh_systemd_action --service_name=nginx --action=reload
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+
+ynh_script_progression --message="Installation of SVG-edit completed" --last
diff --git a/scripts/remove b/scripts/remove
index d2783bd..102f725 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -1,21 +1,50 @@
 #!/bin/bash
 
-# See comments in install script
+#=================================================
+# GENERIC START
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# LOAD SETTINGS
+#=================================================
+ynh_script_progression --message="Loading installation settings..." --weight=1
+
 app=$YNH_APP_INSTANCE_NAME
 
-# Source YunoHost helpers
-source /usr/share/yunohost/helpers
-source _common.sh
+domain=$(ynh_app_setting_get --app=$app --key=domain)
+final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 
-# Retrieve app settings
-domain=$(ynh_app_setting_get "$app" domain)
-final_path=$(ynh_app_setting_get "$app" final_path)
+#=================================================
+# REMOVE DEPENDENCIES
+#=================================================
+ynh_script_progression --message="Removing dependencies..." --weight=1
 
-# Remove dependencies
+# Remove metapackage and its dependencies
 ynh_remove_app_dependencies
 
-# Remove sources
-ynh_secure_remove $final_path
+#=================================================
+# REMOVE APP MAIN DIR
+#=================================================
+ynh_script_progression --message="Removing SVG-edit main directory..." --weight=3
 
-# Remove nginx configuration file
+# Remove the app directory securely
+ynh_secure_remove --file="$final_path"
+
+#=================================================
+# REMOVE NGINX CONFIGURATION
+#=================================================
+ynh_script_progression --message="Removing NGINX web server configuration..." --weight=1
+
+# Remove the dedicated NGINX config
 ynh_remove_nginx_config
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+
+ynh_script_progression --message="Removal of SVG-edit completed" --last
diff --git a/scripts/restore b/scripts/restore
index 143cb38..4139dba 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -1,41 +1,91 @@
 #!/bin/bash
 
-# Source YunoHost helpers
-source /usr/share/yunohost/helpers
-source ../settings/scripts/_common.sh
+#=================================================
+# GENERIC START
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
 
+source ../settings/scripts/_common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# MANAGE SCRIPT FAILURE
+#=================================================
+
+ynh_clean_setup () {
+	true
+}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
-export app=$YNH_APP_INSTANCE_NAME
+#=================================================
+# LOAD SETTINGS
+#=================================================
+ynh_script_progression --message="Loading installation settings..." --weight=1
 
-# Retrieve old app settings
-ynh_get_and_export domain path_url is_public final_path
+app=$YNH_APP_INSTANCE_NAME
 
-# Normalize the url path syntax
-path_url=$(ynh_normalize_url_path $path_url)
+domain=$(ynh_app_setting_get --app=$app --key=domain)
+path_url=$(ynh_app_setting_get --app=$app --key=path)
+final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 
-# Check web path availability
-ynh_webpath_available $domain $path_url
-# Check if the app can be installed with this args
-ynh_final_path_available
+#=================================================
+# CHECK IF THE APP CAN BE RESTORED
+#=================================================
+ynh_script_progression --message="Validating restoration parameters..." --weight=1
+
+ynh_webpath_available --domain=$domain --path_url=$path_url \
+	|| ynh_die --message="Path not available: ${domain}${path_url}"
+test ! -d $final_path \
+	|| ynh_die --message="There is already a directory: $final_path "
+
+#=================================================
+# RESTORE THE NGINX CONFIGURATION
+#=================================================
+
+ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
+
+#=================================================
+# INSTALL DEPENDENCIES
+#=================================================
+ynh_script_progression --message="Installing dependencies..." --weight=2
 
-# Install dependency
 ynh_install_app_dependencies $pkg_dependencies
 
-# Restore sources & data
-ynh_restore
+#=================================================
+# RESTORE THE APP MAIN DIR
+#=================================================
+ynh_script_progression --message="Restoring SVG-edit main directory..." --weight=5
 
-# Restore permissions to app files
-ynh_set_default_perm "$final_path"
+ynh_restore_file --origin_path="$final_path"
 
-# If app is public, add url to SSOWat conf as skipped_uris
-ynh_sso_access "/"
+#=================================================
+# RECREATE THE DEDICATED USER
+#=================================================
+ynh_script_progression --message="Recreating the dedicated system user..." --weight=1
 
-# Restart webserver
-systemctl reload nginx
+# Create the dedicated user (if not existing)
+ynh_system_user_create --username=$app
 
-# Send message to the admin
-message="If you facing an issue or want to improve this app, please open a new issue in this project: https://github.com/YunoHost-Apps/svgedit_ynh"
+#=================================================
+# RESTORE USER RIGHTS
+#=================================================
 
-ynh_send_readme_to_admin "$message"
+# Restore permissions on app files
+chown -R $app: $final_path
+
+#=================================================
+# GENERIC FINALIZATION
+#=================================================
+# RELOAD NGINX AND PHP-FPM
+#=================================================
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
+
+ynh_systemd_action --service_name=nginx --action=reload
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+
+ynh_script_progression --message="Restoration completed for SVG-edit" --last
diff --git a/scripts/upgrade b/scripts/upgrade
index 9111ce4..a8e29c4 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -1,17 +1,56 @@
 #!/bin/bash
 
-# Source YunoHost helpers
-source /usr/share/yunohost/helpers
+#=================================================
+# GENERIC START
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
 source _common.sh
+source /usr/share/yunohost/helpers
 
-# See comments in install script
-export app=$YNH_APP_INSTANCE_NAME
+#=================================================
+# LOAD SETTINGS
+#=================================================
+ynh_script_progression --message="Loading installation settings..." --weight=1
 
-# Retrieve app settings
-ynh_get_and_export domain path_url is_public final_path
+app=$YNH_APP_INSTANCE_NAME
 
-# Check version
-ynh_abort_if_up_to_date
+domain=$(ynh_app_setting_get --app=$app --key=domain)
+path_url=$(ynh_app_setting_get --app=$app --key=path)
+is_public=$(ynh_app_setting_get --app=$app --key=is_public)
+final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+
+#=================================================
+# CHECK VERSION
+#=================================================
+
+upgrade_type=$(ynh_check_app_version_changed)
+
+#=================================================
+# ENSURE DOWNWARD COMPATIBILITY
+#=================================================
+ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
+
+# Fix is_public as a boolean value
+if [ "$is_public" = "Yes" ]; then
+	ynh_app_setting_set --app=$app --key=is_public --value=1
+	is_public=1
+elif [ "$is_public" = "No" ]; then
+	ynh_app_setting_set --app=$app --key=is_public --value=0
+	is_public=0
+fi
+
+# If final_path doesn't exist, create it
+if [ -z "$final_path" ]; then
+	final_path=/var/www/$app
+	ynh_app_setting_set --app=$app --key=final_path --value=$final_path
+fi
+
+#=================================================
+# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
+#=================================================
+ynh_script_progression --message="Backing up SVG-edit before upgrading..." --weight=1
 
 # Backup the current version of the app
 ynh_backup_before_upgrade
@@ -19,36 +58,57 @@ ynh_clean_setup () {
 	# restore it if the upgrade fails
 	ynh_restore_upgradebackup
 }
-
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
-# Normalize the url path syntax
-path_url=$(ynh_normalize_url_path $path_url)
+#=================================================
+# UPGRADE DEPENDENCIES
+#=================================================
+ynh_script_progression --message="Upgrading dependencies..." --weight=6
 
-# Step migration
-version=${version:-2.8.1}
-if ynh_version_le "2.8.1" ; then
-    final_path=${final_path:-/var/www/$app}
-    ynh_app_setting_set "$app" final_path "$final_path"
-    
-    # Install dependency properly
-    ynh_install_app_dependencies $pkg_dependencies
-fi
+ynh_install_app_dependencies $pkg_dependencies
 
-# Copy source files
-ynh_secure_remove $final_path
-ynh_setup_source "$final_path"
+#=================================================
+# DOWNLOAD, CHECK AND UNPACK SOURCE
+#=================================================
+ynh_script_progression --message="Setting up source files..." --weight=5
+
+ynh_app_setting_set --app=$app --key=final_path --value=$final_path
+# Download, check integrity, uncompress and patch the source from app.src
+ynh_secure_remove "$final_path"
+ynh_setup_source --dest_dir="$final_path"
+
+#=================================================
+# CREATE DEDICATED USER
+#=================================================
+ynh_script_progression --message="Configuring system user..." --weight=3
+
+# Create a system user
+ynh_system_user_create --username=$app
+
+#=================================================
+# CUSTOM INSTRUCTION
+#=================================================
 
-# Custom instructions
 ynh_configure config.js "$final_path/config.js"
 ynh_configure custom.css "$final_path/custom.css"
 
-# Set permissions to app files
-ynh_set_default_perm "$final_path"
+#=================================================
+# SECURE FILES AND DIRECTORIES
+#=================================================
 
-# If app is public, add url to SSOWat conf as skipped_uris
-ynh_sso_access "/"
+# Set permissions on app files
+chown -R $app: $final_path
 
-# Set up nginx configuration
-ynh_add_nginx_config
+#=================================================
+# RELOAD NGINX
+#=================================================
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
+
+ynh_systemd_action --service_name=nginx --action=reload
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+
+ynh_script_progression --message="Upgrade of SVG-edit completed" --last