diff --git a/.github/workflows/updater.sh b/.github/workflows/updater.sh
deleted file mode 100755
index 72eb5cb..0000000
--- a/.github/workflows/updater.sh
+++ /dev/null
@@ -1,137 +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" >> $GITHUB_ENV
-echo "REPO=$repo" >> $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 c797d4d..61c94f1 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ Umami is a simple, easy to use, self-hosted web analytics solution. The goal is
 - Privacy-focused
 
 
-**Shipped version:** 2.0.0~ynh1
+**Shipped version:** 2.2.0~ynh1
 
 **Demo:** https://app.umami.is/share/8rmHaheU/umami.is
 
@@ -39,13 +39,6 @@ Umami is a simple, easy to use, self-hosted web analytics solution. The goal is
 
 ![Screenshot of Umami](./doc/screenshots/dark.png)
 
-## Disclaimers / important information
-
-### Login
-
-Your Umami installation will create a default administrator account with the username `admin` and the password `umami`.
-
-The first thing you will want to do is log in and change your password.
 ## Documentation and resources
 
 * Official app website: <https://umami.is/>
diff --git a/README_fr.md b/README_fr.md
index 73b7e6f..224f28f 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -31,7 +31,7 @@ Umami is a simple, easy to use, self-hosted web analytics solution. The goal is
 - Privacy-focused
 
 
-**Version incluse :** 2.0.0~ynh1
+**Version incluse :** 2.2.0~ynh1
 
 **Démo :** https://app.umami.is/share/8rmHaheU/umami.is
 
@@ -39,13 +39,6 @@ Umami is a simple, easy to use, self-hosted web analytics solution. The goal is
 
 ![Capture d’écran de Umami](./doc/screenshots/dark.png)
 
-## Avertissements / informations importantes
-
-### Login
-
-Your Umami installation will create a default administrator account with the username `admin` and the password `umami`.
-
-The first thing you will want to do is log in and change your password.
 ## Documentations et ressources
 
 * Site officiel de l’app : <https://umami.is/>
diff --git a/check_process b/check_process
deleted file mode 100644
index d56ac04..0000000
--- a/check_process
+++ /dev/null
@@ -1,28 +0,0 @@
-;; Test complet
-	; Manifest
-		domain="domain.tld"
-		path="/path"
-		is_public=1
-		language="fr"
-		admin="john"
-		password="1Strong-Password"
-	; Checks
-		pkg_linter=1
-		setup_sub_dir=0
-		setup_root=1
-		setup_nourl=0
-		setup_private=1
-		setup_public=1
-		upgrade=1
-		# 1.33~ynh2
-		upgrade=1	from_commit=4860e2cc613c193d98509e22fea8e3e7ed13ce32
-		backup_restore=1
-		multi_instance=1
-		change_url=1
-;;; Options
-Email=
-Notification=none
-;;; Upgrade options
-	; commit=4860e2cc613c193d98509e22fea8e3e7ed13ce32
-		name=# 1.33~ynh2
-		manifest_arg=domain=DOMAIN&path=PATH&is_public=1&language=fr&admin=USER&password=pass&port=666&
diff --git a/conf/.env b/conf/.env
index 9d5f6b8..be94136 100644
--- a/conf/.env
+++ b/conf/.env
@@ -1,2 +1,7 @@
-DATABASE_URL=postgresql://__DB_USER__:__DB_PWD__@localhost:5432/__DB_NAME__
-DISABLE_TELEMETRY = 1
+DATABASE_TYPE=postgresql 
+
+DATABASE_URL=postgresql://__DB_USER__:__DB_PWD__@127.0.0.1:5432/__DB_NAME__
+
+DISABLE_TELEMETRY=1
+
+PORT=__PORT__
diff --git a/conf/app.src b/conf/app.src
deleted file mode 100644
index 1354aa0..0000000
--- a/conf/app.src
+++ /dev/null
@@ -1,7 +0,0 @@
-SOURCE_URL=https://github.com/mikecao/umami/archive/refs/tags/v2.0.0.tar.gz
-SOURCE_SUM=4489f36fed28b8c6d26f82182124717d5f33d59574137275bb8550d385ccc49e
-SOURCE_SUM_PRG=sha256sum
-SOURCE_FORMAT=tar.gz
-SOURCE_IN_SUBDIR=true
-SOURCE_FILENAME=
-SOURCE_EXTRACT=true
diff --git a/conf/nginx.conf b/conf/nginx.conf
index acbcc51..da798bf 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -5,4 +5,7 @@ location __PATH__/ {
   proxy_set_header X-Real-IP $remote_addr;
   proxy_set_header Host $host;
   proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+
+  # Include SSOWAT user panel.
+  include conf.d/yunohost_panel.conf.inc;
 }
diff --git a/conf/systemd.service b/conf/systemd.service
index d80f6ae..cb2ee0d 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -6,11 +6,10 @@ After=network.target
 Type=simple
 User=__APP__
 Group=__APP__
-WorkingDirectory=__FINALPATH__/
+WorkingDirectory=__INSTALL_DIR__/
 #Environment=NODE_ENV=production
-Environment=PORT=__PORT__
 Environment="__YNH_NODE_LOAD_PATH__"
-ExecStart=__YNH_NPM__ run start
+ExecStart=__YNH_NPM__ run start-env
 
 # Sandboxing options to harden security
 # Depending on specificities of your service/app, you may need to tweak these
diff --git a/doc/DISCLAIMER.md b/doc/DISCLAIMER.md
deleted file mode 100644
index f420f53..0000000
--- a/doc/DISCLAIMER.md
+++ /dev/null
@@ -1,5 +0,0 @@
-### Login
-
-Your Umami installation will create a default administrator account with the username `admin` and the password `umami`.
-
-The first thing you will want to do is log in and change your password.
\ No newline at end of file
diff --git a/doc/POST_INSTALL.md b/doc/POST_INSTALL.md
new file mode 100644
index 0000000..4f2834c
--- /dev/null
+++ b/doc/POST_INSTALL.md
@@ -0,0 +1,6 @@
+Umami installation will create a default administrator account:
+
+username: `admin`
+password: `umami`
+
+The first thing you will want to do is log in and change your password.
diff --git a/manifest.json b/manifest.json
deleted file mode 100644
index bccbf13..0000000
--- a/manifest.json
+++ /dev/null
@@ -1,44 +0,0 @@
-{
-    "name": "Umami",
-    "id": "umami",
-    "packaging_format": 1,
-    "description": {
-        "en": "Simple, fast, privacy-focused alternative to Google Analytics",
-        "fr": "Analyse de trafic web simple et respectueux"
-    },
-    "version": "2.0.0~ynh1",
-    "url": "https://umami.is/",
-    "upstream": {
-        "license": "MIT",
-        "website": "https://umami.is/",
-        "demo": "https://app.umami.is/share/8rmHaheU/umami.is",
-        "admindoc": "https://umami.is/docs/about",
-        "code": "https://github.com/mikecao/umami"
-    },
-    "license": "MIT",
-    "maintainer": {
-        "name": "eric_G",
-        "email": ""
-    },
-    "requirements": {
-        "yunohost": ">= 11.0.9"
-    },
-    "multi_instance": true,
-    "services": [
-        "nginx",
-        "postgresql"
-    ],
-    "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..3a85366
--- /dev/null
+++ b/manifest.toml
@@ -0,0 +1,69 @@
+packaging_format = 2
+
+id = "umami"
+name = "Umami"
+description.en = "Simple, fast, privacy-focused alternative to Google Analytics"
+description.fr = "Analyse de trafic web simple et respectueux"
+
+version = "2.2.0~ynh1"
+
+maintainers = ["eric_G"]
+
+[upstream]
+license = "MIT"
+website = "https://umami.is/"
+demo = "https://app.umami.is/share/8rmHaheU/umami.is"
+admindoc = "https://umami.is/docs/about"
+code = "https://github.com/mikecao/umami"
+
+[integration]
+yunohost = ">= 11.1.18"
+architectures = "all"
+multi_instance = true
+ldap = false
+sso = false
+disk = "50M"
+ram.build = "50M"
+ram.runtime = "50M"
+
+[install]
+    [install.domain]
+    type = "domain"
+    full_domain = true
+
+    [install.init_main_permission]
+    type = "group"
+    default = "visitors"
+
+[resources]
+
+    [resources.sources]
+
+        [resources.sources.main]
+
+        url = "https://github.com/mikecao/umami/archive/refs/tags/v2.2.0.tar.gz"
+        sha256 = "5aabb3fc63ef6203185cd3dee837998ca3d2c5e012a0665dfbbc47101c19ffb5"
+        autoupdate.strategy = "latest_github_tag"
+
+    [resources.system_user]
+
+    [resources.install_dir]
+
+    [resources.ports]
+
+    [resources.permissions]
+    main.url = "/"
+    api.url = "/api"
+    api.show_tile = false
+    api.allowed = "visitors"
+    api.auth_header = false
+
+    [resources.apt]
+    packages = "postgresql"
+
+    extras.yarn.repo = "deb https://dl.yarnpkg.com/debian/ stable main"
+    extras.yarn.key = "https://dl.yarnpkg.com/debian/pubkey.gpg"
+    extras.yarn.packages = "yarn"
+    
+    [resources.database]
+    type = "postgresql"
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 8fddb7d..9195d57 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -4,10 +4,7 @@
 # COMMON VARIABLES
 #=================================================
 
-# dependencies used by the app
-pkg_dependencies="postgresql postgresql-contrib"
-
-nodejs_version=16
+nodejs_version=18
 
 #=================================================
 # PERSONAL HELPERS
diff --git a/scripts/backup b/scripts/backup
index f77e44c..722ff45 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -10,28 +10,6 @@
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# MANAGE SCRIPT FAILURE
-#=================================================
-
-ynh_clean_setup () {
-	### Remove this function if there's nothing to clean before calling the remove script.
-	true
-}
-# Exit if an error occurs during the execution of the script
-ynh_abort_if_errors
-
-#=================================================
-# LOAD SETTINGS
-#=================================================
-ynh_print_info --message="Loading installation settings..."
-
-app=$YNH_APP_INSTANCE_NAME
-
-final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-domain=$(ynh_app_setting_get --app=$app --key=domain)
-db_name=$(ynh_app_setting_get --app=$app --key=db_name)
-
 #=================================================
 # DECLARE DATA AND CONF FILES TO BACKUP
 #=================================================
@@ -41,7 +19,7 @@ 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 538ca2b..ae914ad 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=$YNH_APP_NEW_DOMAIN
-new_path=$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=$app --key=final_path)
-port=$(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" != "$new_path" ]
-then
-	change_path=1
-fi
-
 #=================================================
 # STANDARD MODIFICATIONS
 #=================================================
@@ -77,29 +23,7 @@ ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app
 #=================================================
 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
+ynh_change_url_nginx_config
 
 #=================================================
 # GENERIC FINALISATION
@@ -110,13 +34,6 @@ 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
-
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/install b/scripts/install
index db7672d..d4cbfde 100755
--- a/scripts/install
+++ b/scripts/install
@@ -9,101 +9,24 @@
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# MANAGE SCRIPT FAILURE
-#=================================================
-
-ynh_clean_setup () {
-	### Remove this function if there's nothing to clean before calling the remove script.
-	true
-}
-# Exit if an error occurs during the execution of the script
-ynh_abort_if_errors
-
-#=================================================
-# RETRIEVE ARGUMENTS FROM THE MANIFEST
-#=================================================
-
-domain=$YNH_APP_ARG_DOMAIN
-path_url="/"
-is_public=$YNH_APP_ARG_IS_PUBLIC
-
-app=$YNH_APP_INSTANCE_NAME
-
-#=================================================
-# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
-#=================================================
-ynh_script_progression --message="Validating installation parameters..." --weight=1
-
-final_path=/var/www/$app
-test ! -e "$final_path" || ynh_die --message="This path already contains a folder"
-
-# Register (book) web path
-ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url
-
-#=================================================
-# STORE SETTINGS FROM MANIFEST
-#=================================================
-ynh_script_progression --message="Storing installation settings..." --weight=2
-
-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=2
-
-# Find an available port
-port=$(ynh_find_port --port=8095)
-ynh_app_setting_set --app=$app --key=port --value=$port
-
 #=================================================
 # INSTALL DEPENDENCIES
 #=================================================
 ynh_script_progression --message="Installing dependencies..." --weight=10
 
-ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
-
 # Install Nodejs
 ynh_exec_warn_less ynh_install_nodejs --nodejs_version=$nodejs_version
 
-# Install Yarn
-ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"
-
-#=================================================
-# 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"
-
-#=================================================
-# CREATE A DATABASE
-#=================================================
-ynh_script_progression --message="Creating a database..." --weight=2
-
-db_name=$(ynh_sanitize_dbid --db_name=$app)
-db_user=$db_name
-ynh_app_setting_set --app=$app --key=db_name --value=$db_name
-ynh_psql_test_if_first_run
-ynh_psql_setup_db --db_user=$db_user --db_name=$db_name
-
 #=================================================
 # 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_setup_source --dest_dir="$final_path"
+ynh_setup_source --dest_dir="$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
@@ -118,21 +41,20 @@ ynh_add_nginx_config
 #=================================================
 ynh_script_progression --message="Adding a configuration file..." --weight=1
 
-ynh_add_config --template="../conf/.env" --destination="$final_path/.env"
+ynh_add_config --template="../conf/.env" --destination="$install_dir/.env"
 
-chmod 650 "$final_path/.env"
-chown $app:$app "$final_path/.env"
+chmod 650 "$install_dir/.env"
+chown $app:$app "$install_dir/.env"
 
 #=================================================
 # CONFIGURE THE APP
 #=================================================
 ynh_script_progression --message="Configuring the app..." --weight=15
 
-pushd $final_path
+pushd $install_dir
 	ynh_use_nodejs
-	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn install #--production
+	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn install
 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn build
-	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn update-db
 popd
 
 #=================================================
@@ -158,28 +80,6 @@ ynh_script_progression --message="Starting a systemd service..." --weight=3
 # Start a systemd service
 ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
 
-#=================================================
-# SETUP SSOWAT
-#=================================================
-ynh_script_progression --message="Configuring permissions..." --weight=1
-
-# Make app public if necessary
-if [ $is_public -eq 1 ]
-then
-	# Everyone can access the app.
-	# The "main" permission is automatically created before the install script.
-	ynh_permission_update --permission="main" --add="visitors"
-fi
-
-ynh_permission_create --permission="api" --url="/api" --allowed="visitors" --show_tile="false" --protected="true"
-
-#=================================================
-# RELOAD NGINX
-#=================================================
-ynh_script_progression --message="Reloading NGINX web server..." --weight=1
-
-ynh_systemd_action --service_name=nginx --action=reload
-
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/remove b/scripts/remove
index 5490de6..bb95289 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -9,19 +9,6 @@
 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=$app --key=domain)
-port=$(ynh_app_setting_get --app=$app --key=port)
-db_name=$(ynh_app_setting_get --app=$app --key=db_name)
-db_user=$db_name
-final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-
 #=================================================
 # STANDARD REMOVE
 #=================================================
@@ -51,22 +38,6 @@ ynh_script_progression --message="Removing logrotate configuration..." --weight=
 # Remove the app-specific logrotate config
 ynh_remove_logrotate
 
-#=================================================
-# REMOVE THE DATABASE
-#=================================================
-ynh_script_progression --message="Removing the database..." --weight=2
-
-# Remove a database if it exists, along with the associated user
-ynh_psql_remove_db --db_user=$db_user --db_name=$db_name
-
-#=================================================
-# REMOVE APP MAIN DIR
-#=================================================
-ynh_script_progression --message="Removing app main directory..." --weight=3
-
-# Remove the app directory securely
-ynh_secure_remove --file="$final_path"
-
 #=================================================
 # REMOVE NGINX CONFIGURATION
 #=================================================
@@ -80,20 +51,8 @@ ynh_remove_nginx_config
 #=================================================
 ynh_script_progression --message="Removing dependencies..." --weight=1
 
-# Remove metapackage and its dependencies
-ynh_remove_app_dependencies
 ynh_remove_nodejs
 
-#=================================================
-# 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
-
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 450d71d..193583b 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -10,59 +10,15 @@
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# MANAGE SCRIPT FAILURE
-#=================================================
-
-ynh_clean_setup () {
-	#### Remove this function if there's nothing to clean before calling the remove script.
-	true
-}
-# Exit if an error occurs during the execution of the script
-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=$app --key=final_path)
-db_name=$(ynh_app_setting_get --app=$app --key=db_name)
-db_user=$db_name
-db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
-
-#=================================================
-# 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: $final_path "
-
-#=================================================
-# STANDARD RESTORATION STEPS
-#=================================================
-# RECREATE THE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Recreating the dedicated system user..." --weight=1
-
-# Create the dedicated user (if not existing)
-ynh_system_user_create --username=$app --home_dir="$final_path"
-
 #=================================================
 # RESTORE THE APP MAIN DIR
 #=================================================
 ynh_script_progression --message="Restoring the app main directory..." --weight=5
 
-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"
 
 #=================================================
 # SPECIFIC RESTORATION
@@ -71,14 +27,9 @@ chown -R $app:www-data "$final_path"
 #=================================================
 ynh_script_progression --message="Reinstalling dependencies..." --weight=10
 
-ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
-
 # Install Nodejs
 ynh_exec_warn_less ynh_install_nodejs --nodejs_version=$nodejs_version
 
-# Install Yarn
-ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"
-
 #=================================================
 # RESTORE THE NGINX CONFIGURATION
 #=================================================
@@ -91,8 +42,6 @@ ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 #=================================================
 ynh_script_progression --message="Restoring the database..." --weight=6
 
-ynh_psql_test_if_first_run
-ynh_psql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$db_pwd
 ynh_psql_execute_file_as_root --file="./db.sql" --database=$db_name
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 2ca7708..4f0494e 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -9,38 +9,12 @@
 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=1
-
-# 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
-
 #=================================================
 # STANDARD UPGRADE STEPS
 #=================================================
@@ -50,30 +24,6 @@ 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
-
-# Cleaning legacy permissions
-if ynh_legacy_permissions_exists; then
-	ynh_legacy_permissions_delete_all
-
-	ynh_app_setting_delete --app=$app --key=is_public
-fi
-
-# Create a permission if needed
-if ! ynh_permission_exists --permission="api"; then
-	ynh_permission_create --permission="api" --url="/api" --allowed="visitors" --show_tile="false" --protected="true"
-fi
-
-#=================================================
-# CREATE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Making sure dedicated system user exists..." --weight=1
-
-# Create a dedicated user (if not existing)
-ynh_system_user_create --username=$app --home_dir="$final_path"
-
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
@@ -83,26 +33,20 @@ then
 	ynh_script_progression --message="Upgrading source files..." --weight=5
 
 	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$final_path" --keep=".env"
+	ynh_setup_source --dest_dir="$install_dir" --keep=".env"
 fi
 
-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"
 
 #=================================================
 # UPGRADE DEPENDENCIES
 #=================================================
 ynh_script_progression --message="Upgrading dependencies..." --weight=10
 
-ynh_install_app_dependencies $pkg_dependencies
-
 # Install Nodejs
 ynh_exec_warn_less ynh_install_nodejs --nodejs_version=$nodejs_version
 
-# Install Yarn
-ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"
-
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
@@ -116,9 +60,9 @@ ynh_add_nginx_config
 #=================================================
 ynh_script_progression --message="Configuring the app..." --weight=15
 
-pushd $final_path
+pushd $install_dir
 	ynh_use_nodejs
-	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn install #--production
+	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn install
 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn build
 	#ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn update-db
 popd
@@ -145,13 +89,6 @@ 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
-
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/tests.toml b/tests.toml
new file mode 100644
index 0000000..32c36a4
--- /dev/null
+++ b/tests.toml
@@ -0,0 +1,15 @@
+test_format = 1.0
+
+[default]
+
+    # ------------
+    # Tests to run
+    # ------------
+
+    exclude = "install.subdir"
+
+    # -------------------------------
+    # Commits to test upgrade from
+    # -------------------------------
+
+    test_upgrade_from.4860e2cc.name = "Upgrade from 1.33~ynh2"