diff --git a/conf/shellinabox b/conf/shellinabox
index c5d47db..ef1e5c0 100644
--- a/conf/shellinabox
+++ b/conf/shellinabox
@@ -6,7 +6,7 @@ SHELLINABOX_PORT=__PORT__
 
 # Parameters that are managed by the system and usually should not need
 # changing:
-# SHELLINABOX_DATADIR=/var/lib/shellinabox
+# SHELLINABOX_DATA_DIR=/var/lib/shellinabox
 # SHELLINABOX_USER=shellinabox
 # SHELLINABOX_GROUP=shellinabox
 
diff --git a/manifest.toml b/manifest.toml
new file mode 100644
index 0000000..1368557
--- /dev/null
+++ b/manifest.toml
@@ -0,0 +1,47 @@
+packaging_format = 2
+
+id = "shellinabox"
+name = "Shell In A Box"
+description.en = "Web based AJAX terminal emulator"
+description.fr = "Émulateur de terminal web"
+
+version = "2.21~ynh3"
+
+maintainers = []
+
+[upstream]
+license = "GPL-2.0"
+website = "https://code.google.com/archive/p/shellinabox/"
+admindoc = "https://github.com/shellinabox/shellinabox/wiki/shellinaboxd_man"
+userdoc = "https://code.google.com/p/shellinabox/wiki/shellinaboxd_man"
+code = "https://github.com/shellinabox/shellinabox"
+cpe = "???" # FIXME: optional but recommended if relevant, this is meant to contain the Common Platform Enumeration, which is sort of a standard id for applications defined by the NIST. In particular, Yunohost may use this is in the future to easily track CVE (=security reports) related to apps. The CPE may be obtained by searching here: https://nvd.nist.gov/products/cpe/search. For example, for Nextcloud, the CPE is 'cpe:2.3:a:nextcloud:nextcloud' (no need to include the version number)
+fund = "???" # FIXME: optional but recommended (or remove if irrelevant / not applicable). This is meant to be an URL where people can financially support this app, especially when its development is based on volunteers and/or financed by its community. YunoHost may later advertise it in the webadmin.
+
+[integration]
+yunohost = ">= 4.3.0"
+architectures = "all" # FIXME: can be replaced by a list of supported archs using the dpkg --print-architecture nomenclature (amd64/i386/armhf/arm64), for example: ["amd64", "i386"]
+multi_instance = false
+ldap = "?" # FIXME: replace with true, false, or "not_relevant". Not to confuse with the "sso" key : the "ldap" key corresponds to wether or not a user *can* login on the app using its YunoHost credentials.
+sso = "?" # FIXME: replace with true, false, or "not_relevant". Not to confuse with the "ldap" key : the "sso" key corresponds to wether or not a user is *automatically logged-in* on the app when logged-in on the YunoHost portal.
+disk = "50M" # FIXME: replace with an **estimate** minimum disk requirement. e.g. 20M, 400M, 1G, ...
+ram.build = "50M" # FIXME: replace with an **estimate** minimum ram requirement. e.g. 50M, 400M, 1G, ...
+ram.runtime = "50M" # FIXME: replace with an **estimate** minimum ram requirement. e.g. 50M, 400M, 1G, ...
+
+[install]
+    [install.domain]
+    # this is a generic question - ask strings are automatically handled by Yunohost's core
+    type = "domain"
+
+    [install.path]
+    # this is a generic question - ask strings are automatically handled by Yunohost's core
+    type = "path"
+    default = "/ssh"
+
+[resources]
+    [resources.system_user]
+
+    [resources.install_dir]
+
+    [resources.permissions]
+    main.url = "/"
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 54e78b3..3825a69 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -5,7 +5,7 @@
 #=================================================
 
 # dependencies used by the app
-pkg_dependencies="shellinabox"
+#REMOVEME? pkg_dependencies="shellinabox"
 
 #=================================================
 # PERSONAL HELPERS
diff --git a/scripts/backup b/scripts/backup
index cd659b4..76fe7d9 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -14,20 +14,20 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
-ynh_clean_setup () {
+#REMOVEME? ynh_clean_setup () {
 	true
 }
 # Exit if an error occurs during the execution of the script
-ynh_abort_if_errors
+#REMOVEME? ynh_abort_if_errors
 
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_print_info --message="Loading installation settings..."
+#REMOVEME? ynh_print_info --message="Loading installation settings..."
 
-app=$YNH_APP_INSTANCE_NAME
+#REMOVEME? app=$YNH_APP_INSTANCE_NAME
 
-domain=$(ynh_app_setting_get --app=$app --key=domain)
+#REMOVEME? domain=$(ynh_app_setting_get --app=$app --key=domain)
 
 #=================================================
 # DECLARE DATA AND CONF FILES TO BACKUP
diff --git a/scripts/change_url b/scripts/change_url
index a56fa05..8b53eb9 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -13,55 +13,55 @@ source /usr/share/yunohost/helpers
 # RETRIEVE ARGUMENTS
 #=================================================
 
-old_domain=$YNH_APP_OLD_DOMAIN
-old_path=$YNH_APP_OLD_PATH
+#REMOVEME? old_domain=$YNH_APP_OLD_DOMAIN
+#REMOVEME? old_path=$YNH_APP_OLD_PATH
 
-new_domain=$YNH_APP_NEW_DOMAIN
-new_path=$YNH_APP_NEW_PATH
+#REMOVEME? new_domain=$YNH_APP_NEW_DOMAIN
+#REMOVEME? new_path=$YNH_APP_NEW_PATH
 
-app=$YNH_APP_INSTANCE_NAME
+#REMOVEME? app=$YNH_APP_INSTANCE_NAME
 
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_script_progression --message="Loading installation settings..." --weight=1
+#REMOVEME? 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)
+#REMOVEME? # Needed for helper "ynh_add_nginx_config"
+#REMOVEME? #REMOVEME? install_dir=$(ynh_app_setting_get --app=$app --key=install_dir)
+#REMOVEME? 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
+#REMOVEME? 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 () {
-	ynh_clean_check_starting
+#REMOVEME? ynh_backup_before_upgrade
+#REMOVEME? ynh_clean_setup () {
+	#REMOVEME? ynh_clean_check_starting
 	# 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"
+#REMOVEME? 	ynh_secure_remove --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
 
 	# Restore it if the upgrade fails
-	ynh_restore_upgradebackup
+#REMOVEME? 	ynh_restore_upgradebackup
 }
 # Exit if an error occurs during the execution of the script
-ynh_abort_if_errors
+#REMOVEME? ynh_abort_if_errors
 
 #=================================================
 # CHECK WHICH PARTS SHOULD BE CHANGED
 #=================================================
 
-change_domain=0
-if [ "$old_domain" != "$new_domain" ]
+#REMOVEME? change_domain=0
+#REMOVEME? if [ "$old_domain" != "$new_domain" ]
 then
-	change_domain=1
+	#REMOVEME? change_domain=1
 fi
 
-change_path=0
-if [ "$old_path" != "$new_path" ]
+#REMOVEME? change_path=0
+#REMOVEME? if [ "$old_path" != "$new_path" ]
 then
-	change_path=1
+	#REMOVEME? change_path=1
 fi
 
 #=================================================
@@ -78,28 +78,30 @@ ynh_systemd_action --service_name=$app --action="stop"
 #=================================================
 ynh_script_progression --message="Updating NGINX web server configuration..." --weight=2
 
-nginx_conf_path=/etc/nginx/conf.d/$old_domain.d/$app.conf
+ynh_change_url_nginx_config
+
+#REMOVEME? 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"
+#REMOVEME? 	ynh_backup_if_checksum_is_different --file="$nginx_conf_path"
 	# Set global variables for NGINX helper
-	domain="$old_domain"
-	path_url="$new_path"
+#REMOVEME? 	domain="$old_domain"
+#REMOVEME? 	path="$new_path"
 	# Create a dedicated NGINX config
-	ynh_add_nginx_config
+#REMOVEME? 	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/$app.conf
+#REMOVEME? 	ynh_delete_file_checksum --file="$nginx_conf_path"
+#REMOVEME? 	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/$app.conf"
+#REMOVEME? 	ynh_store_file_checksum --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
 fi
 
 #=================================================
@@ -114,9 +116,9 @@ ynh_systemd_action --service_name=$app --action="start"
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server..." --weight=1
+#REMOVEME? ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
-ynh_systemd_action --service_name=nginx --action=reload
+#REMOVEME? #REMOVEME? ynh_systemd_action --service_name=nginx --action=reload
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/install b/scripts/install
index 65d33d8..e7c3e8b 100644
--- a/scripts/install
+++ b/scripts/install
@@ -13,55 +13,55 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
-ynh_clean_setup () {
+#REMOVEME? ynh_clean_setup () {
 	ynh_clean_check_starting
 }
 # Exit if an error occurs during the execution of the script
-ynh_abort_if_errors
+#REMOVEME? ynh_abort_if_errors
 
 #=================================================
 # RETRIEVE ARGUMENTS FROM THE MANIFEST
 #=================================================
 
-domain=$YNH_APP_ARG_DOMAIN
-path_url=$YNH_APP_ARG_PATH
+#REMOVEME? domain=$YNH_APP_ARG_DOMAIN
+#REMOVEME? path=$YNH_APP_ARG_PATH
 
-app=$YNH_APP_INSTANCE_NAME
+#REMOVEME? app=$YNH_APP_INSTANCE_NAME
 
 #=================================================
 # CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
 #=================================================
-ynh_script_progression --message="Validating installation parameters..."
+#REMOVEME? ynh_script_progression --message="Validating installation parameters..."
 
 # Register (book) web path
-ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url
+#REMOVEME? ynh_webpath_register --app=$app --domain=$domain --path=$path
 
 #=================================================
 # STORE SETTINGS FROM MANIFEST
 #=================================================
-ynh_script_progression --message="Storing installation settings..."
+#REMOVEME? ynh_script_progression --message="Storing installation settings..."
 
-ynh_app_setting_set --app=$app --key=domain --value=$domain
-ynh_app_setting_set --app=$app --key=path --value=$path_url
+#REMOVEME? ynh_app_setting_set --app=$app --key=domain --value=$domain
+#REMOVEME? ynh_app_setting_set --app=$app --key=path --value=$path
 
 #=================================================
 # STANDARD MODIFICATIONS
 #=================================================
 # FIND AND OPEN A PORT
 #=================================================
-ynh_script_progression --message="Finding an available port..." --weight=2
+#REMOVEME? ynh_script_progression --message="Finding an available port..." --weight=2
 
 # Find an available port
-port=$(ynh_find_port --port=4200)
-ynh_app_setting_set --app=$app --key=port --value=$port
+#REMOVEME? port=$(ynh_find_port --port=4200)
+#REMOVEME? ynh_app_setting_set --app=$app --key=port --value=$port
 
 #=================================================
 # INSTALL DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Installing dependencies..." --weight=7
+#REMOVEME? ynh_script_progression --message="Installing dependencies..." --weight=7
 
 ynh_package_update
-ynh_install_app_dependencies $pkg_dependencies
+#REMOVEME? ynh_install_app_dependencies $pkg_dependencies
 
 #=================================================
 # NGINX CONFIGURATION
@@ -109,9 +109,9 @@ ynh_systemd_action --service_name=shellinabox --action=restart
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server..." --weight=2
+#REMOVEME? ynh_script_progression --message="Reloading NGINX web server..." --weight=2
 
-ynh_systemd_action --service_name=nginx --action=reload
+#REMOVEME? ynh_systemd_action --service_name=nginx --action=reload
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/remove b/scripts/remove
index 09af4f3..6727b6a 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -12,12 +12,12 @@ source /usr/share/yunohost/helpers
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_script_progression --message="Loading installation settings..." --weight=2
+#REMOVEME? ynh_script_progression --message="Loading installation settings..." --weight=2
 
-app=$YNH_APP_INSTANCE_NAME
+#REMOVEME? app=$YNH_APP_INSTANCE_NAME
 
-domain=$(ynh_app_setting_get --app=$app --key=domain)
-port=$(ynh_app_setting_get --app=$app --key=port)
+#REMOVEME? domain=$(ynh_app_setting_get --app=$app --key=domain)
+#REMOVEME? port=$(ynh_app_setting_get --app=$app --key=port)
 
 #=================================================
 # STANDARD REMOVE
@@ -43,7 +43,7 @@ ynh_remove_nginx_config
 #=================================================
 # REMOVE DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Removing dependencies..."
+#REMOVEME? ynh_script_progression --message="Removing dependencies..."
 
 # Remove metapackage and its dependencies
 ynh_package_autopurge shellinabox
diff --git a/scripts/restore b/scripts/restore
index 86f0a48..aa72afb 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -14,33 +14,33 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
-ynh_clean_setup () {
+#REMOVEME? ynh_clean_setup () {
 	ynh_clean_check_starting
 }
 # Exit if an error occurs during the execution of the script
-ynh_abort_if_errors
+#REMOVEME? ynh_abort_if_errors
 
 #=================================================
 # LOAD SETTINGS
 #=================================================
 ynh_script_progression --message="Loading settings..."
 
-app=$YNH_APP_INSTANCE_NAME
+#REMOVEME? app=$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)
+#REMOVEME? domain=$(ynh_app_setting_get --app=$app --key=domain)
+#REMOVEME? path=$(ynh_app_setting_get --app=$app --key=path)
+#REMOVEME? port=$(ynh_app_setting_get --app=$app --key=port)
 
 #=================================================
 # SPECIFIC RESTORATION
 #=================================================
 # REINSTALL DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Reinstalling dependencies..."
+#REMOVEME? ynh_script_progression --message="Reinstalling dependencies..."
 
 # Define and install dependencies
 ynh_package_update
-ynh_install_app_dependencies $pkg_dependencies
+#REMOVEME? ynh_install_app_dependencies $pkg_dependencies
 
 #=================================================
 # RESTORE THE NGINX CONFIGURATION
diff --git a/scripts/upgrade b/scripts/upgrade
index e641685..e839cb4 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -12,13 +12,13 @@ source /usr/share/yunohost/helpers
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_script_progression --message="Loading installation settings..."
+#REMOVEME? ynh_script_progression --message="Loading installation settings..."
 
-app=$YNH_APP_INSTANCE_NAME
+#REMOVEME? app=$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)
+#REMOVEME? domain=$(ynh_app_setting_get --app=$app --key=domain)
+#REMOVEME? path=$(ynh_app_setting_get --app=$app --key=path)
+#REMOVEME? port=$(ynh_app_setting_get --app=$app --key=port)
 
 #=================================================
 # CHECK VERSION
@@ -30,17 +30,17 @@ 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
+#REMOVEME? 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 () {
+#REMOVEME? ynh_backup_before_upgrade
+#REMOVEME? ynh_clean_setup () {
 	ynh_clean_check_starting
 	# Restore it if the upgrade fails
-	ynh_restore_upgradebackup
+#REMOVEME? 	ynh_restore_upgradebackup
 }
 # Exit if an error occurs during the execution of the script
-ynh_abort_if_errors
+#REMOVEME? ynh_abort_if_errors
 
 #=================================================
 # STANDARD UPGRADE STEPS
@@ -59,15 +59,15 @@ ynh_script_progression --message="Ensuring downward compatibility..." --weight=2
 # If port doesn't exist, create it
 if [ -z "$port" ]; then
 	port=4200
-	ynh_app_setting_set --app=$app --key=port --value=$port
+#REMOVEME? 	ynh_app_setting_set --app=$app --key=port --value=$port
 fi
 
 #=================================================
 # UPGRADE DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Upgrading dependencies..." --weight=1
+#REMOVEME? ynh_script_progression --message="Upgrading dependencies..." --weight=1
 
-ynh_install_app_dependencies $pkg_dependencies
+#REMOVEME? ynh_install_app_dependencies $pkg_dependencies
 
 #=================================================
 # NGINX CONFIGURATION
@@ -111,9 +111,9 @@ ynh_systemd_action --service_name=shellinabox --action=restart
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server..." --weight=1
+#REMOVEME? ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
-ynh_systemd_action --service_name=nginx --action=reload
+#REMOVEME? ynh_systemd_action --service_name=nginx --action=reload
 
 #=================================================
 # END OF SCRIPT