diff --git a/.github/workflows/updater.sh b/.github/workflows/updater.sh
deleted file mode 100755
index 2422a5e..0000000
--- a/.github/workflows/updater.sh
+++ /dev/null
@@ -1,136 +0,0 @@
-#!/bin/bash
-
-#=================================================
-# PACKAGE UPDATING HELPER
-#=================================================
-
-# This script is meant to be run by GitHub Actions
-# The YunoHost-Apps organisation offers a template Action to run this script periodically
-# Since each app is different, maintainers can adapt its contents so as to perform
-# automatic actions when a new upstream release is detected.
-
-# Remove this exit command when you are ready to run this Action
-#exit 1
-
-#=================================================
-# FETCHING LATEST RELEASE AND ITS ASSETS
-#=================================================
-
-# Fetching information
-current_version=$(cat manifest.json | jq -j '.version|split("~")[0]')
-repo=$(cat manifest.json | jq -j '.upstream.code|split("https://github.com/")[1]')
-# Some jq magic is needed, because the latest upstream release is not always the latest version (e.g. security patches for older versions)
-version=$(curl --silent "https://api.github.com/repos/$repo/releases" | jq -r '.[] | select( .prerelease != true ) | .tag_name' | sort -V | tail -1)
-assets=($(curl --silent "https://api.github.com/repos/$repo/releases" | jq -r '[ .[] | select(.tag_name=="'$version'").assets[].browser_download_url ] | join(" ") | @sh' | tr -d "'"))
-
-# Later down the script, we assume the version has only digits and dots
-# Sometimes the release name starts with a "v", so let's filter it out.
-# You may need more tweaks here if the upstream repository has different naming conventions. 
-if [[ ${version:0:1} == "v" || ${version:0:1} == "V" ]]; then
-    version=${version:1}
-fi
-
-# Setting up the environment variables
-echo "Current version: $current_version"
-echo "Latest release from upstream: $version"
-echo "VERSION=$version" >> $GITHUB_ENV
-# For the time being, let's assume the script will fail
-echo "PROCEED=false" >> $GITHUB_ENV
-
-# Proceed only if the retrieved version is greater than the current one
-if ! dpkg --compare-versions "$current_version" "lt" "$version" ; then
-    echo "::warning ::No new version available"
-    exit 0
-# Proceed only if a PR for this new version does not already exist
-elif git ls-remote -q --exit-code --heads https://github.com/$GITHUB_REPOSITORY.git ci-auto-update-v$version ; then
-    echo "::warning ::A branch already exists for this update"
-    exit 0
-fi
-
-# Each release can hold multiple assets (e.g. binaries for different architectures, source code, etc.)
-echo "${#assets[@]} available asset(s)"
-
-#=================================================
-# UPDATE SOURCE FILES
-#=================================================
-
-# Here we use the $assets variable to get the resources published in the upstream release.
-# Here is an example for Grav, it has to be adapted in accordance with how the upstream releases look like.
-
-# Let's loop over the array of assets URLs
-for asset_url in ${assets[@]}; do
-
-echo "Handling asset at $asset_url"
-
-# Assign the asset to a source file in conf/ directory
-# Here we base the source file name upon a unique keyword in the assets url (admin vs. update)
-# Leave $src empty to ignore the asset
-case $asset_url in
-  *"admin"*)
-    src="app"
-    ;;
-  *"update"*)
-    src="app-upgrade"
-    ;;
-  *)
-    src=""
-    ;;
-esac
-
-# If $src is not empty, let's process the asset
-if [ ! -z "$src" ]; then
-
-# Create the temporary directory
-tempdir="$(mktemp -d)"
-
-# Download sources and calculate checksum
-filename=${asset_url##*/}
-curl --silent -4 -L $asset_url -o "$tempdir/$filename"
-checksum=$(sha256sum "$tempdir/$filename" | head -c 64)
-
-# Delete temporary directory
-rm -rf $tempdir
-
-# Get extension
-if [[ $filename == *.tar.gz ]]; then
-  extension=tar.gz
-else
-  extension=${filename##*.}
-fi
-
-# Rewrite source file
-cat <<EOT > conf/$src.src
-SOURCE_URL=$asset_url
-SOURCE_SUM=$checksum
-SOURCE_SUM_PRG=sha256sum
-SOURCE_FORMAT=$extension
-SOURCE_IN_SUBDIR=true
-SOURCE_FILENAME=
-EOT
-echo "... conf/$src.src updated"
-
-else
-echo "... asset ignored"
-fi
-
-done
-
-#=================================================
-# SPECIFIC UPDATE STEPS
-#=================================================
-
-# Any action on the app's source code can be done.
-# The GitHub Action workflow takes care of committing all changes after this script ends.
-
-#=================================================
-# GENERIC FINALIZATION
-#=================================================
-
-# Replace new version in manifest
-echo "$(jq -s --indent 4 ".[] | .version = \"$version~ynh1\"" manifest.json)" > manifest.json
-
-# No need to update the README, yunohost-bot takes care of it
-
-# The Action will proceed only if the PROCEED environment variable is set to true
-echo "PROCEED=true" >> $GITHUB_ENV
-exit 0
diff --git a/README.md b/README.md
index 99ac663..34b1045 100644
--- a/README.md
+++ b/README.md
@@ -27,19 +27,6 @@ The Mumble protocol uses TCP for control and UDP for voice. Running in a browser
 
 ![Screenshot of Mumble Web](./doc/screenshots/screenshot.png)
 
-## Disclaimers / important information
-
-## Setup
-
-- In order to use *Mumble web*, you need to install [Mumble server](https://github.com/YunoHost-Apps/mumbleserver_ynh) first.
-- This installation assumes that *Mumble server* is served by port `64738`
-- Various configuration options are available for Mumble web on this configuration file `/var/www/mumble-web/dist/config.local.js`
-
-## Documentation
-
-- Murmur documentation: https://wiki.mumble.info/wiki/Murmurguide
-- Framasoft documentation: https://docs.framasoft.org/fr/jitsimeet/mumble.html
-
 ## Documentation and resources
 
 * Official app website: <https://mumble.info>
diff --git a/README_fr.md b/README_fr.md
index 9182d65..415e3d6 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -27,19 +27,6 @@ Le protocole Mumble utilise TCP pour le contrôle et UDP pour la voix. Fonctionn
 
 ![Capture d’écran de Mumble Web](./doc/screenshots/screenshot.png)
 
-## Avertissements / informations importantes
-
-## Configuration
-
-- Pour utiliser *Mumble web*, vous devez d'abord installer le [server Mumble](https://github.com/YunoHost-Apps/mumbleserver_ynh). 
-- Cette installation suppose que le serveur Mumble est servi par le port `64738`
-- Diverses options de configuration sont disponibles pour *Mumble web* sur ce fichier de configuration `/var/www/mumble-web/dist/config.local.js` 
-
-## Documentation
-
-- Documentation Murmur : https://wiki.mumble.info/wiki/Murmurguide
-- Documentation Framasoft : https://docs.framasoft.org/fr/jitsimeet/mumble.html
-
 ## Documentations et ressources
 
 * Site officiel de l’app : <https://mumble.info>
diff --git a/check_process b/check_process
deleted file mode 100644
index a598357..0000000
--- a/check_process
+++ /dev/null
@@ -1,22 +0,0 @@
-;; Test complet
-	; Manifest
-		domain="domain.tld"
-		path="/path"
-		is_public=1
-	; Checks
-		pkg_linter=1
-		setup_sub_dir=0
-		setup_root=1
-		setup_nourl=0
-		setup_private=1
-		setup_public=1
-		upgrade=1
-		backup_restore=1
-		multi_instance=1
-		change_url=1
-;;; Options
-Email=
-Notification=none
-;;; Upgrade options
-	; commit=
-		name=
diff --git a/conf/app.src b/conf/app.src
deleted file mode 100644
index f91a691..0000000
--- a/conf/app.src
+++ /dev/null
@@ -1,5 +0,0 @@
-SOURCE_URL=https://github.com/Johni0702/mumble-web/archive/4ef594c8a097d180700d22d91e9a7fea3bab08ac.tar.gz
-SOURCE_SUM=27ced80fc7a3035af531226658903ecd8a18881e045ebb5684d0a503ef67fb1d
-SOURCE_SUM_PRG=sha256sum
-ARCH_FORMAT=tar.gz
-SOURCE_IN_SUBDIR=true
diff --git a/conf/nginx.conf b/conf/nginx.conf
index b4e82f8..d0497cf 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,18 +1,18 @@
 location ^~ / {
 
-  proxy_pass        http://127.0.0.1:__PORT__/;
-  proxy_redirect    off;
-  proxy_set_header  Host $host;
-  proxy_set_header  X-Real-IP $remote_addr;
-  proxy_set_header  X-Forwarded-Proto $scheme;
-  proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
-  proxy_set_header  X-Forwarded-Host $server_name;
+    proxy_pass        http://127.0.0.1:__PORT__/;
+    proxy_redirect    off;
+    proxy_set_header  Host $host;
+    proxy_set_header  X-Real-IP $remote_addr;
+    proxy_set_header  X-Forwarded-Proto $scheme;
+    proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header  X-Forwarded-Host $server_name;
 
-  proxy_http_version 1.1;
-  proxy_set_header Connection "upgrade";
-  proxy_set_header Upgrade $http_upgrade;
+    proxy_http_version 1.1;
+    proxy_set_header Connection "upgrade";
+    proxy_set_header Upgrade $http_upgrade;
 
-  # Include SSOWAT user panel.
-  include conf.d/yunohost_panel.conf.inc;
-  more_clear_input_headers 'Accept-Encoding';
+    # Include SSOWAT user panel.
+    include conf.d/yunohost_panel.conf.inc;
+    more_clear_input_headers 'Accept-Encoding';
 }
diff --git a/conf/systemd.service b/conf/systemd.service
index df7f518..2d16b83 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -7,12 +7,12 @@ After=network.target #mumbleserver.service
 [Service]
 Type=simple
 User=__APP__
-Environment="PATH=__ENV_PATH__"
+Environment="__YNH_NODE_LOAD_PATH__"
 Environment=NODE_ENV=production
-ExecStart=/usr/bin/websockify --web=__FINALPATH__/dist/ --ssl-target 127.0.0.1:__PORT__ 127.0.0.1:64738
+ExecStart=/usr/bin/websockify --web=__INSTALL_DIR__/dist/ --ssl-target 127.0.0.1:__PORT__ 127.0.0.1:64738
 
 # Sandboxing options to harden security
-# Depending on specificities of your service/app, you may need to tweak these 
+# Depending on specificities of your service/app, you may need to tweak these
 # .. but this should be a good baseline
 # Details for these options: https://www.freedesktop.org/software/systemd/man/systemd.exec.html
 NoNewPrivileges=yes
@@ -39,7 +39,7 @@ CapabilityBoundingSet=~CAP_BLOCK_SUSPEND CAP_WAKE_ALARM
 CapabilityBoundingSet=~CAP_SYS_TTY_CONFIG
 CapabilityBoundingSet=~CAP_MAC_ADMIN CAP_MAC_OVERRIDE
 CapabilityBoundingSet=~CAP_NET_ADMIN CAP_NET_BROADCAST CAP_NET_RAW
-CapabilityBoundingSet=~CAP_SYS_ADMIN CAP_SYS_PTRACE CAP_SYSLOG 
+CapabilityBoundingSet=~CAP_SYS_ADMIN CAP_SYS_PTRACE CAP_SYSLOG
 
 [Install]
 WantedBy=multi-user.target
diff --git a/doc/ADMIN.md b/doc/ADMIN.md
new file mode 100644
index 0000000..2a397d2
--- /dev/null
+++ b/doc/ADMIN.md
@@ -0,0 +1,6 @@
+
+Various configuration options are available for Mumble web on this configuration file `__INSTALL_DIR__/dist/config.local.js`
+
+Here are online documentations:
+- Murmur documentation: <https://wiki.mumble.info/wiki/Murmurguide>
+- Framasoft documentation: <https://docs.framasoft.org/fr/jitsimeet/mumble.html>
diff --git a/doc/ADMIN_fr.md b/doc/ADMIN_fr.md
new file mode 100644
index 0000000..5b1b82e
--- /dev/null
+++ b/doc/ADMIN_fr.md
@@ -0,0 +1,5 @@
+Diverses options de configuration sont disponibles pour *Mumble web* sur ce fichier de configuration `__INSTALL_DIR__/dist/config.local.js` 
+
+Voici de la documentation en ligne :
+- Documentation Murmur : <https://wiki.mumble.info/wiki/Murmurguide>
+- Documentation Framasoft : <https://docs.framasoft.org/fr/jitsimeet/mumble.html>
diff --git a/doc/DISCLAIMER.md b/doc/DISCLAIMER.md
deleted file mode 100644
index 8553727..0000000
--- a/doc/DISCLAIMER.md
+++ /dev/null
@@ -1,10 +0,0 @@
-## Setup
-
-- In order to use *Mumble web*, you need to install [Mumble server](https://github.com/YunoHost-Apps/mumbleserver_ynh) first.
-- This installation assumes that *Mumble server* is served by port `64738`
-- Various configuration options are available for Mumble web on this configuration file `/var/www/mumble-web/dist/config.local.js`
-
-## Documentation
-
-- Murmur documentation: https://wiki.mumble.info/wiki/Murmurguide
-- Framasoft documentation: https://docs.framasoft.org/fr/jitsimeet/mumble.html
diff --git a/doc/DISCLAIMER_fr.md b/doc/DISCLAIMER_fr.md
deleted file mode 100644
index 421bf49..0000000
--- a/doc/DISCLAIMER_fr.md
+++ /dev/null
@@ -1,10 +0,0 @@
-## Configuration
-
-- Pour utiliser *Mumble web*, vous devez d'abord installer le [server Mumble](https://github.com/YunoHost-Apps/mumbleserver_ynh). 
-- Cette installation suppose que le serveur Mumble est servi par le port `64738`
-- Diverses options de configuration sont disponibles pour *Mumble web* sur ce fichier de configuration `/var/www/mumble-web/dist/config.local.js` 
-
-## Documentation
-
-- Documentation Murmur : https://wiki.mumble.info/wiki/Murmurguide
-- Documentation Framasoft : https://docs.framasoft.org/fr/jitsimeet/mumble.html
diff --git a/doc/PRE_INSTALL.md b/doc/PRE_INSTALL.md
new file mode 100644
index 0000000..3032223
--- /dev/null
+++ b/doc/PRE_INSTALL.md
@@ -0,0 +1,2 @@
+- In order to use *Mumble web*, you need to install [Mumble server](https://github.com/YunoHost-Apps/mumbleserver_ynh) first.
+- This installation assumes that *Mumble server* is served by port `64738`
diff --git a/doc/PRE_INSTALL_fr.md b/doc/PRE_INSTALL_fr.md
new file mode 100644
index 0000000..cf4526e
--- /dev/null
+++ b/doc/PRE_INSTALL_fr.md
@@ -0,0 +1,2 @@
+- Pour utiliser *Mumble web*, vous devez d'abord installer le [server Mumble](https://github.com/YunoHost-Apps/mumbleserver_ynh). 
+- Cette installation suppose que le serveur Mumble est servi par le port `64738`
diff --git a/manifest.json b/manifest.json
deleted file mode 100644
index 397b318..0000000
--- a/manifest.json
+++ /dev/null
@@ -1,43 +0,0 @@
-{
-    "name": "Mumble Web",
-    "id": "mumble-web",
-    "packaging_format": 1,
-    "description": {
-        "en": "Web interface for voice chat software (VoIP)",
-        "fr": "Interface web pour voix sur IP (VoIP)"
-    },
-    "version": "1.3.0~ynh4",
-    "url": "https://mumble.info",
-    "upstream": {
-        "license": "BSD-3-Clause",
-        "website": "https://mumble.info",
-        "demo": "https://web.mumble.framatalk.org/",
-        "admindoc": "https://docs.framasoft.org/fr/jitsimeet/mumble.html",
-        "code": "https://github.com/Johni0702/mumble-web/"
-    },
-    "license": "BSD-3-Clause",
-    "maintainer": {
-        "name": "eric_G",
-        "email": ""
-    },
-    "requirements": {
-        "yunohost": ">= 11.0.9"
-    },
-    "multi_instance": true,
-    "services": [
-        "nginx"
-    ],
-    "arguments": {
-        "install" : [
-    	   {
-                "name": "domain",
-                "type": "domain"
-    	    },
-            {
-                "name": "is_public",
-                "type": "boolean",
-                "default": true
-            }
-        ]
-    }
-}
diff --git a/manifest.toml b/manifest.toml
new file mode 100644
index 0000000..7f4d071
--- /dev/null
+++ b/manifest.toml
@@ -0,0 +1,60 @@
+#:schema https://raw.githubusercontent.com/YunoHost/apps/master/schemas/manifest.v2.schema.json
+
+packaging_format = 2
+
+id = "mumble-web"
+name = "Mumble Web"
+description.en = "Web interface for voice chat software (VoIP)"
+description.fr = "Interface web pour voix sur IP (VoIP)"
+
+version = "1.3.0~ynh4"
+
+maintainers = ["eric_G"]
+
+[upstream]
+license = "BSD-3-Clause"
+website = "https://mumble.info"
+demo = "https://web.mumble.framatalk.org/"
+admindoc = "https://docs.framasoft.org/fr/jitsimeet/mumble.html"
+code = "https://github.com/Johni0702/mumble-web/"
+
+[integration]
+yunohost = ">= 11.2"
+architectures = "all"
+multi_instance = true
+
+ldap = false
+
+sso = false
+
+disk = "50M"
+ram.build = "1500M"
+ram.runtime = "50M"
+
+[install]
+    [install.domain]
+    type = "domain"
+
+    [install.init_main_permission]
+    type = "group"
+    default = "visitors"
+
+[resources]
+    [resources.sources.main]
+    url = "https://github.com/Johni0702/mumble-web/archive/4ef594c8a097d180700d22d91e9a7fea3bab08ac.tar.gz"
+    sha256 = "27ced80fc7a3035af531226658903ecd8a18881e045ebb5684d0a503ef67fb1d"
+    autoupdate.upstream = "https://github.com/Johni0702/mumble-web"
+    autoupdate.strategy = "latest_github_commit"
+
+    [resources.system_user]
+
+    [resources.install_dir]
+
+    [resources.permissions]
+    main.url = "/"
+
+    [resources.ports]
+    main.default = 64737
+
+    [resources.apt]
+    packages = ["websockify"]
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 4cee197..6825a97 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -4,9 +4,6 @@
 # COMMON VARIABLES
 #=================================================
 
-# dependencies used by the app
-pkg_dependencies="websockify"
-
 # NodeJS version
 nodejs_version="14"
 
diff --git a/scripts/backup b/scripts/backup
index b30dde3..a151df9 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -9,22 +9,6 @@
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# MANAGE SCRIPT FAILURE
-#=================================================
-
-ynh_abort_if_errors
-
-#=================================================
-# LOAD SETTINGS
-#=================================================
-ynh_print_info --message="Loading installation settings..."
-
-app=$YNH_APP_INSTANCE_NAME
-
-domain=$(ynh_app_setting_get --app=$app --key=domain)
-final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-
 #=================================================
 # DECLARE DATA AND CONF FILES TO BACKUP
 #=================================================
@@ -34,7 +18,7 @@ ynh_print_info --message="Declaring files to be backed up..."
 # BACKUP THE APP MAIN DIR
 #=================================================
 
-ynh_backup --src_path="$final_path"
+ynh_backup --src_path="$install_dir"
 
 #=================================================
 # BACKUP THE NGINX CONFIGURATION
diff --git a/scripts/change_url b/scripts/change_url
index 0ff627b..d50b2a4 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -9,60 +9,6 @@
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# RETRIEVE ARGUMENTS
-#=================================================
-
-old_domain=$YNH_APP_OLD_DOMAIN
-old_path=$YNH_APP_OLD_PATH
-
-new_domain=$YNH_APP_NEW_DOMAIN
-new_path="/"
-
-app=$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)
-port=$(ynh_app_setting_get --app=$app --key=port)
-
-#=================================================
-# BACKUP BEFORE CHANGE URL THEN ACTIVE TRAP
-#=================================================
-ynh_script_progression --message="Backing up the app 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
-
 #=================================================
 # STANDARD MODIFICATIONS
 #=================================================
@@ -70,52 +16,21 @@ fi
 #=================================================
 ynh_script_progression --message="Stopping a systemd service..." --weight=1
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"
+ynh_systemd_action --service_name="$app" --action="stop" --log_path="systemd"
 
 #=================================================
 # 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
+ynh_change_url_nginx_config
 
-# 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
-
-#=================================================
-# GENERIC FINALISATION
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
 ynh_script_progression --message="Starting a systemd service..." --weight=1
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
-
-#=================================================
-# RELOAD NGINX
-#=================================================
-ynh_script_progression --message="Reloading NGINX web server..." --weight=1
-
-ynh_systemd_action --service_name=nginx --action=reload
+ynh_systemd_action --service_name="$app" --action="start" --log_path="systemd"
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/install b/scripts/install
index 0814955..d61cf82 100644
--- a/scripts/install
+++ b/scripts/install
@@ -9,166 +9,68 @@
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# MANAGE SCRIPT FAILURE
-#=================================================
+path="/"
 
-# Exit if an error occurs during the execution of the script
-ynh_abort_if_errors
-
-#=================================================
-# RETRIEVE ARGUMENTS FROM THE MANIFEST
-#=================================================
-
-# Retrieve arguments
-domain=$YNH_APP_ARG_DOMAIN
-path_url="/"
-is_public=$YNH_APP_ARG_IS_PUBLIC
-
-app=$YNH_APP_INSTANCE_NAME
-
-if [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]; then
-	:
-else
-	# Testing if mumbleserver is installed
-	yunohost app list | grep -q "id: mumbleserver" || ynh_die "mumble-server is needed, but it is not installed."
-fi
-
-#=================================================
-# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
-#=================================================
-ynh_script_progression --message="Validating installation parameters..." --weight=1
-
-final_path=/var/www/$app
-test ! -e "$final_path" || ynh_die "This path already contains a folder"
-
-# Register (book) web path
-ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url
-
-#=================================================
-# STORE SETTINGS FROM MANIFEST
-#=================================================
-ynh_script_progression --message="Storing installation settings..." --weight=2
-
-# Save app settings
-ynh_app_setting_set --app=$app --key=domain --value=$domain
-ynh_app_setting_set --app=$app --key=path --value=$path_url
-
-#=================================================
-# STANDARD MODIFICATIONS
-#=================================================
-# FIND AND OPEN A PORT
-#=================================================
-ynh_script_progression --message="Finding an available port..." --weight=1
-
-port=$(ynh_find_port --port=64737)
-ynh_app_setting_set --app=$app --key=port --value=$port
+# Testing if mumbleserver is installed
+yunohost app list | grep -q "id: mumbleserver" || ynh_die "mumble-server is needed, but it is not installed."
 
 #=================================================
 # INSTALL DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Installing dependencies..." --weight=4
+ynh_script_progression --message="Installing NodeJS..." --weight=4
 
-# Install Mumble Debian package via apt
-ynh_install_app_dependencies $pkg_dependencies
-
-ynh_install_nodejs --nodejs_version=$nodejs_version
-
-#=================================================
-# CREATE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Configuring system user..." --weight=1
-
-# Create a system user
-ynh_system_user_create --username=$app --home_dir="$final_path"
+ynh_install_nodejs --nodejs_version="$nodejs_version"
 
 #=================================================
 # INSTALL Mumble-web
 #=================================================
 ynh_script_progression --message="Setting up source files..." --weight=1
 
-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="$final_path"
+# Download, check integrity, uncompress and patch the source
+ynh_setup_source --dest_dir="$install_dir"
 
-chmod 750 "$final_path"
-chmod -R o-rwx "$final_path"
-chown -R $app:www-data "$final_path"
+chmod -R o-rwx "$install_dir"
+chown -R "$app:www-data" "$install_dir"
 
 #=================================================
-# NGINX CONFIGURATION
+# BUILD CODE
 #=================================================
-ynh_script_progression --message="Configuring NGINX web server..." --weight=4
+ynh_script_progression --message="Building Mumble web client..." --weight=1
 
-# Create a dedicated NGINX config
-ynh_add_nginx_config
-
-#=================================================
-# SPECIFIC SETUP
-#=================================================
-# mumble server conf.ini
-#=================================================
-ynh_script_progression --message="Configuring Mumble web client..." --weight=1
-
-ynh_use_nodejs
-(
-	cd $final_path
-	chown -R $app: $final_path
-	ynh_exec_warn_less ynh_exec_as "$app" PATH="$nodejs_path:$PATH" "$nodejs_path/npm" install --save --loglevel warn
-	ynh_exec_warn_less ynh_exec_as "$app" PATH="$nodejs_path:$PATH" "$nodejs_path/npm" run build
-	ls -lah
-)
+pushd "$install_dir"
+    ynh_use_nodejs
+    ynh_exec_warn_less ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" install --save --loglevel warn
+    ynh_exec_warn_less ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" run build
+popd
 
 #=================================================
 # ADD A CONFIGURATION
 #=================================================
 ynh_script_progression --message="Adding a configuration file..." --weight=1
 
-ynh_add_config --template="../conf/config.local.js" --destination="$final_path/dist/config.local.js"
-
-chmod 400 "$final_path/dist/config.local.js"
-chown $app "$final_path/dist/config.local.js"
+ynh_add_config --template="config.local.js" --destination="$install_dir/dist/config.local.js"
+chmod 400 "$install_dir/dist/config.local.js"
+chown "$app" "$install_dir/dist/config.local.js"
 
 #=================================================
-# SETUP SYSTEMD
+# SYSTEM CONFIGURATION
 #=================================================
-ynh_script_progression --message="Configuring a systemd service..." --weight=10
+ynh_script_progression --message="Adding system configurations related to $app..." --weight=1
 
-ynh_replace_string --match_string="__ENV_PATH__" --replace_string="$PATH" --target_file="../conf/systemd.service"
+# Create a dedicated NGINX config
+ynh_add_nginx_config
 
+# Create a dedicated systemd config
 ynh_add_systemd_config
 
-#=================================================
-# INTEGRATE SERVICE IN YUNOHOST
-#=================================================
-ynh_script_progression --message="Integrating service in YunoHost..." --weight=1
-
-yunohost service add $app --description="Mumble web client" --log="/var/log/$app/$app.log"
+yunohost service add "$app" --description="Mumble web client" --log="/var/log/$app/$app.log"
 
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
 ynh_script_progression --message="Starting a systemd service..." --weight=3
 
-ynh_systemd_action --service_name=$app --action=restart --log_path="systemd"
-
-#=================================================
-# SETUP SSOWAT
-#=================================================
-ynh_script_progression --message="Configuring permissions..." --weight=1
-
-# Make app public if necessary
-if [ $is_public -eq 1 ]
-then
-	ynh_permission_update --permission="main" --add="visitors"
-fi
-
-#=================================================
-# RELOAD NGINX
-#=================================================
-ynh_script_progression --message="Reloading NGINX web server..." --weight=1
-
-ynh_systemd_action --service_name=nginx --action=reload
+ynh_systemd_action --service_name="$app" --action=restart --log_path="systemd"
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/remove b/scripts/remove
index 3d07b4b..5367c1a 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -9,74 +9,27 @@
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# LOAD SETTINGS
-#=================================================
-ynh_script_progression --message="Loading installation settings..." --weight=1
-
-app=$YNH_APP_INSTANCE_NAME
-
-domain=$(ynh_app_setting_get --app=$app --key=domain)
-path=$(ynh_app_setting_get --app=$app --key=path)
-port=$(ynh_app_setting_get --app=$app --key=port)
-final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-
 #=================================================
 # STANDARD REMOVE
 #=================================================
 # REMOVE SERVICE FROM ADMIN PANEL
 #=================================================
+ynh_script_progression --message="Removing system configurations related to $app..." --weight=1
 
 # Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
-if ynh_exec_warn_less yunohost service status $app >/dev/null
-then
-	ynh_script_progression --message="Removing $app service integration..." --weight=1
-	yunohost service remove $app
+if ynh_exec_warn_less yunohost service status $app >/dev/null; then
+    ynh_script_progression --message="Removing $app service integration..." --weight=1
+    yunohost service remove $app
 fi
 
-#=================================================
-# STOP AND REMOVE SERVICE
-#=================================================
-ynh_script_progression --message="Stopping and removing the systemd service..." --weight=2
-
 # Remove the dedicated systemd config
 ynh_remove_systemd_config
 
-#=================================================
-# REMOVE DEPENDENCIES
-#=================================================
-ynh_script_progression --message="Removing dependencies..." --weight=1
-
-# Remove metapackage and its dependencies
-ynh_remove_app_dependencies
-# Remove NodeJS
-ynh_remove_nodejs
-
-#=================================================
-# REMOVE APP MAIN DIR
-#=================================================
-ynh_script_progression --message="Removing app main directory..." --weight=2
-
-# 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
 
-#=================================================
-# GENERIC FINALIZATION
-#=================================================
-# REMOVE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Removing the dedicated system user..." --weight=1
-
-# Delete a system user
-ynh_system_user_delete --username="$app"
+# Remove NodeJS
+ynh_remove_nodejs
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/restore b/scripts/restore
index e27a3a0..9a6cd1d 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -10,97 +10,42 @@ source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
 #=================================================
-# MANAGE SCRIPT FAILURE
+# REINSTALL DEPENDENCIES
 #=================================================
+ynh_script_progression --message="Reinstalling NodeJS..." --weight=4
 
-ynh_abort_if_errors
-
-#=================================================
-# LOAD SETTINGS
-#=================================================
-ynh_script_progression --message="Loading installation settings..." --weight=1
-
-app=$YNH_APP_INSTANCE_NAME
-
-domain=$(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=$app --key=final_path)
-port=$(ynh_app_setting_get --app=$app --key=port)
-
-#=================================================
-# CHECK IF THE APP CAN BE RESTORED
-#=================================================
-ynh_script_progression --message="Validating restoration parameters..." --weight=1
-
-test ! -d $final_path || ynh_die --message="There is already a directory: $final_path "
-
-#=================================================
-# STANDARD RESTORATION STEPS
-#=================================================
-# RESTORE THE NGINX CONFIGURATION
-#=================================================
-ynh_script_progression --message="Restoring the NGINX configuration..." --weight=1
-
-ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
-
-#=================================================
-# RECREATE THE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Recreating the dedicated system user..." --weight=1
-
-# Create the dedicated user (if not existing)
-ynh_system_user_create --username=$app --home_dir="$final_path"
+ynh_install_nodejs --nodejs_version="$nodejs_version"
 
 #=================================================
 # RESTORE THE APP MAIN DIR
 #=================================================
 ynh_script_progression --message="Restoring the app main directory..." --weight=2
 
-ynh_restore_file --origin_path="$final_path"
+ynh_restore_file --origin_path="$install_dir"
 
-chmod 750 "$final_path"
-chmod -R o-rwx "$final_path"
-chown -R $app:www-data "$final_path"
+chmod -R o-rwx "$install_dir"
+chown -R "$app:www-data" "$install_dir"
 
 #=================================================
-# REINSTALL DEPENDENCIES
+# RESTORE SYSTEM CONFIGURATIONS
 #=================================================
-ynh_script_progression --message="Reinstalling dependencies..." --weight=4
+ynh_script_progression --message="Restoring system configurations related to $app..." --weight=1
 
-# Define and install dependencies
-ynh_install_app_dependencies $pkg_dependencies
-
-ynh_install_nodejs --nodejs_version=$nodejs_version
-
-#=================================================
-# RESTORE SYSTEMD
-#=================================================
-ynh_script_progression --message="Restoring the systemd configuration..." --weight=1
+ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
 ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
-systemctl enable $app.service --quiet
+systemctl enable "$app.service" --quiet
 
-#=================================================
-# ADVERTISE SERVICE IN ADMIN PANEL
-#=================================================
-ynh_script_progression --message="Integrating service in YunoHost..." --weight=1
-
-# Add Mumble as a YunoHost service
-yunohost service add $app --description="Mumble web client" --log="/var/log/$app/$app.log"
-
-#=================================================
-# START SYSTEMD SERVICE
-#=================================================
-ynh_script_progression --message="Starting a systemd service..." --weight=1
-
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd"
+yunohost service add "$app" --description="Mumble web client" --log="/var/log/$app/$app.log"
 
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
-# RELOAD NGINX AND PHP-FPM
+# RELOAD NGINX AND PHP-FPM OR THE APP SERVICE
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server..." --weight=1
+ynh_script_progression --message="Reloading NGINX web server and $app's service..." --weight=1
+
+ynh_systemd_action --service_name="$app" --action="start" --log_path="systemd"
 
 ynh_systemd_action --service_name=nginx --action=reload
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 9c0793f..a290c41 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -9,128 +9,61 @@
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# LOAD SETTINGS
-#=================================================
-ynh_script_progression --message="Loading installation settings..." --weight=1
-
-app=$YNH_APP_INSTANCE_NAME
-
-domain=$(ynh_app_setting_get --app=$app --key=domain)
-path_url=$(ynh_app_setting_get --app=$app --key=path)
-port=$(ynh_app_setting_get --app=$app --key=port)
-final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-
-#=================================================
-# CHECK VERSION
-#=================================================
-
-upgrade_type=$(ynh_check_app_version_changed)
-
-#=================================================
-# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
-#=================================================
-ynh_script_progression --message="Backing up the app before upgrading (may take a while)..." --weight=5
-
-# Backup the current version of the app
-ynh_backup_before_upgrade
-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
-
 #=================================================
 # STOP SYSTEMD SERVICE
 #=================================================
 ynh_script_progression --message="Stopping a systemd service..." --weight=1
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"
-
-#=================================================
-# ENSURE DOWNWARD COMPATIBILITY
-#=================================================
-ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
-
-# If final_path doesn't exist, create it
-if [ -z "$final_path" ]; then
-	final_path=/var/www/$app
-	ynh_app_setting_set --app=$app --key=final_path --value=$final_path
-fi
-
-#=================================================
-# CREATE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Making sure dedicated system user exists..." --weight=1
-
-# Create a dedicated user (if not existing)
-ynh_system_user_create --username=$app --home_dir="$final_path"
-
-#=================================================
-# DOWNLOAD, CHECK AND UNPACK SOURCE
-#=================================================
-
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
-	ynh_script_progression --message="Upgrading source files..." --weight=1
-
-	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$final_path" --keep="dist/config.local.js"
-fi
-
-chmod 750 "$final_path"
-chmod -R o-rwx "$final_path"
-chown -R $app:www-data "$final_path"
-
-#=================================================
-# NGINX CONFIGURATION
-#=================================================
-ynh_script_progression --message="Upgrading NGINX web server configuration..." --weight=5
-
-# Create a dedicated NGINX config
-ynh_add_nginx_config
+ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd"
 
 #=================================================
 # INSTALL DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Upgrading dependencies..." --weight=1
-
-ynh_install_app_dependencies $pkg_dependencies
+ynh_script_progression --message="Upgrading NodeJS..." --weight=1
 
 ynh_install_nodejs --nodejs_version=$nodejs_version
+ynh_use_nodejs
 
 #=================================================
-# SETUP SYSTEMD
+# DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_script_progression --message="Upgrading systemd configuration..." --weight=2
+ynh_script_progression --message="Upgrading source files..." --weight=1
+
+# Download, check integrity, uncompress and patch the source from app.src
+ynh_setup_source --dest_dir="$install_dir" --full_replace=1 --keep="dist/config.local.js"
+
+chmod -R o-rwx "$install_dir"
+chown -R "$app:www-data" "$install_dir"
+
+#=================================================
+# BUILD CODE
+#=================================================
+ynh_script_progression --message="Building Mumble web client..." --weight=1
+
+pushd "$install_dir"
+    ynh_exec_warn_less ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" install --save --loglevel warn
+    ynh_exec_warn_less ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" run build
+popd
+
+#=================================================
+# REAPPLY SYSTEM CONFIGURATIONS
+#=================================================
+ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1
+
+# Create a dedicated NGINX config
+ynh_add_nginx_config
 
 # Create a dedicated systemd config
-ynh_replace_string --match_string="__ENV_PATH__" --replace_string="$PATH" --target_file="../conf/systemd.service"
-
 ynh_add_systemd_config
 
-#=================================================
-# ADVERTISE SERVICE IN ADMIN PANEL
-#=================================================
-
-# Add Mumble as a YunoHost service
-yunohost service add $app --description="Mumble web client" --log="/var/log/$app/$app.log"
+yunohost service add "$app" --description="Mumble web client" --log="/var/log/$app/$app.log"
 
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
 ynh_script_progression --message="Starting a systemd service..." --weight=1
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd"
-
-#=================================================
-# RELOAD NGINX
-#=================================================
-ynh_script_progression --message="Reloading NGINX web server..." --weight=2
-
-ynh_systemd_action --service_name=nginx --action=reload
+ynh_systemd_action --service_name="$app" --action="start" --log_path="systemd"
 
 #=================================================
 # END OF SCRIPT
diff --git a/tests.toml b/tests.toml
new file mode 100644
index 0000000..328ace0
--- /dev/null
+++ b/tests.toml
@@ -0,0 +1,17 @@
+#:schema https://raw.githubusercontent.com/YunoHost/apps/master/schemas/tests.v1.schema.json
+
+test_format = 1.0
+
+[default]
+
+    preinstall = """
+    yunohost tools update apps
+    yunohost domain add mumble.domain.tld
+    yunohost app install \
+        https://github.com/YunoHost-Apps/mumbleserver_ynh/tree/05ee188491d4570eb2ed64dab4ca1e7a45e44d5f \
+        -a "domain=mumble.domain.tld&welcometext=Welcome&registername=Root" \
+        --force
+
+    """
+
+    test_upgrade_from.a647bf5a79ad41f0f346c8d302890eaf3cef4db5.name = "Last packaging v1 version"