diff --git a/.gitignore b/.gitignore
index f487cfe..4fe46e3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -54,3 +54,4 @@ Thumbs.db
 ################
 #config.php
 #data/files
+*.sw[op]
diff --git a/conf/cron b/conf/cron
index cbddb73..b978e04 100644
--- a/conf/cron
+++ b/conf/cron
@@ -1,2 +1,2 @@
 # Execute the daily cronjob at 8am
-0 8 * * * __APP__ /usr/bin/php__PHPVERSION__ __INSTALL_DIR__/cli cronjob > /dev/null
+0 8 * * * __APP__ /usr/bin/php__PHP_VERSION__ __INSTALL_DIR__/cli cronjob > /dev/null
diff --git a/conf/extra_php-fpm.conf b/conf/extra_php-fpm.conf
index 3c943c9..2439ef9 100644
--- a/conf/extra_php-fpm.conf
+++ b/conf/extra_php-fpm.conf
@@ -1,7 +1,5 @@
 ; Additional php.ini defines, specific to this pool of workers.
 
-php_value[upload_max_filesize] = 100M
-php_value[post_max_size] = 100M
 php_value[default_charset] = UTF-8
-php_value[session.save_path] = /var/www/__NAMETOCHANGE__/sessions
+php_value[session.save_path] = /var/www/__APP__/sessions
 
diff --git a/conf/nginx.conf b/conf/nginx.conf
index f95318a..d6037cd 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -17,7 +17,7 @@ location __PATH__/ {
   try_files $uri $uri/ __PATH__/index.php;
   location ~ [^/]\.php(/|$) {
     fastcgi_split_path_info ^(.+?\.php)(/.*)$;
-    fastcgi_pass unix:/var/run/php/php__PHPVERSION__-fpm-__NAME__.sock;
+    fastcgi_pass unix:/var/run/php/php__PHP_VERSION__-fpm-__APP__.sock;
 
     fastcgi_index index.php;
     include fastcgi_params;
diff --git a/config_panel.toml.example b/config_panel.toml.example
deleted file mode 100644
index c43df57..0000000
--- a/config_panel.toml.example
+++ /dev/null
@@ -1,30 +0,0 @@
-version = "1.0"
-
-[main]
-name = "Kanboard configuration"
-
-    [main.php_fpm_config]
-    name = "PHP-FPM configuration"
-
-        [main.php_fpm_config.fpm_footprint]
-        ask = "Memory footprint"
-        type = "select"
-        choices.low = "Low, <= 20Mb per pool"
-        choices.medium = "Medium, between 20Mb and 40Mb per pool"
-        choices.high = "High, > 40Mb per pool"
-        choices.specific = "Use specific value"
-        default = "low"
-
-        [main.php_fpm_config.fpm_free_footprint]
-        visible = "fpm_footprint == 'specific'"
-        ask = "Memory footprint of the service?"
-        type = "number"
-        default = "0"
-        help = "Free field to specify exactly the footprint in Mb if you don't want to use one of the three previous values."
-
-        [main.php_fpm_config.fpm_usage]
-        ask = "Expected usage"
-        type = "select"
-        choices = ["low", "medium", "high"]
-        default = "low"
-        help = "low: Personal usage, behind the SSO. No RAM footprint when not used, but the impact on the processor can be high if many users are using the service.<br>medium: Low usage, few people or/and publicly accessible. Low RAM footprint, medium processor footprint when used.<br>high: High usage, frequently visited website. High RAM footprint, but lower on processor usage and quickly responding."
diff --git a/manifest.toml b/manifest.toml
index ca9fa0c..7168620 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -18,7 +18,8 @@ code = "https://github.com/kanboard/kanboard"
 fund = "https://kanboard.org/#donations"
 
 [integration]
-yunohost = ">= 11.2.27"
+yunohost = ">= 11.2.29"
+helpers_version = "2.1"
 architectures = "all"
 multi_instance = true
 
@@ -58,6 +59,7 @@ ram.runtime = "50M"
     allow_email = true
     
     [resources.install_dir]
+    group = "www-data:r-x"
 
     [resources.data_dir]
     subdirs = ["cache", "files"]
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 1e47ce7..3d7f008 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -1,19 +1,5 @@
 #!/bin/bash
 
 #=================================================
-# COMMON VARIABLES
-#=================================================
-# PHP APP SPECIFIC
-#=================================================
-
-#=================================================
-# PERSONAL HELPERS
-#=================================================
-
-#=================================================
-# EXPERIMENTAL HELPERS
-#=================================================
-
-#=================================================
-# FUTURE OFFICIAL HELPERS
+# COMMON VARIABLES AND CUSTOM HELPERS
 #=================================================
diff --git a/scripts/backup b/scripts/backup
index ff96bd2..c716ce9 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -1,55 +1,44 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
-# Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# DECLARE DATA AND CONF FILES TO BACKUP
-#=================================================
-ynh_print_info --message="Declaring files to be backed up..."
+ynh_print_info "Declaring files to be backed up..."
 
 #=================================================
 # BACKUP THE APP MAIN DIR
 #=================================================
 
-ynh_backup --src_path="$install_dir"
+ynh_backup "$install_dir"
 
 #=================================================
 # BACKUP THE DATA DIR
 #=================================================
 
-# Only relevant if there is a "data_dir" resource for this app
-ynh_backup --src_path="$data_dir" --is_big
+ynh_backup "$data_dir"
 
 #=================================================
 # SYSTEM CONFIGURATION
 #=================================================
 
-ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
+ynh_backup "/etc/nginx/conf.d/$domain.d/$app.conf"
 
-ynh_backup --src_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
+ynh_backup "/etc/php/$php_version/fpm/pool.d/$app.conf"
 
-ynh_backup --src_path="/etc/fail2ban/jail.d/$app.conf"
-ynh_backup --src_path="/etc/fail2ban/filter.d/$app.conf"
+ynh_backup "/etc/fail2ban/jail.d/$app.conf"
+ynh_backup "/etc/fail2ban/filter.d/$app.conf"
 
-ynh_backup --src_path="/etc/cron.d/$app"
+ynh_backup "/etc/cron.d/$app"
 
 #=================================================
 # BACKUP THE MYSQL DATABASE
 #=================================================
-ynh_print_info --message="Backing up the MySQL database..."
+ynh_print_info "Backing up the MySQL database..."
 
-ynh_mysql_dump_db --database="$db_name" > db.sql
+ynh_mysql_dump_db > db.sql
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_print_info --message="Backup script completed for $app. (YunoHost will then actually copy those files to the archive)."
+ynh_print_info "Backup script completed for $app. (YunoHost will then actually copy those files to the archive)."
diff --git a/scripts/change_url b/scripts/change_url
index 9828506..11d037a 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -1,49 +1,38 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC STARTING
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# STANDARD MODIFICATIONS
 #=================================================
 # MODIFY URL IN NGINX CONF
 #=================================================
-ynh_script_progression --message="Updating NGINX web server configuration..." --weight=2
+ynh_script_progression "Updating NGINX web server configuration..."
 
-ynh_change_url_nginx_config
+ynh_config_change_url_nginx
 
 #=================================================
 # SPECIFIC MODIFICATIONS
 #=================================================
 # SETUP FAIL2BAN
 #=================================================
-ynh_script_progression --message="Configuring Fail2Ban..." --weight=10
+ynh_script_progression "Configuring Fail2Ban..."
 
-# Remove the config file with $old_domain
-ynh_remove_fail2ban_config
+ynh_config_remove_fail2ban
 
-# Add config file with $new_domain
-ynh_add_fail2ban_config --logpath="/var/log/nginx/${new_domain}-error.log" --failregex="^.*authentication failure\" while reading response header from upstream, client: <HOST>,.*$" --max_retry=5
+ynh_config_add_fail2ban --logpath="/var/log/nginx/${new_domain}-error.log" --failregex="^.*authentication failure\" while reading response header from upstream, client: <HOST>,.*$"
 
 #=================================================
 # UPDATE A CONFIG FILE
 #=================================================
-ynh_script_progression --message="Updating a configuration file..." --weight=2
+ynh_script_progression "Updating configuration..."
 
 if [ $change_domain -eq 1 ]
 then
-	# Change domain in Kanboard configuration
-	ynh_replace_string --match_string="'${old_domain}'" --replace_string="'${new_domain}'" --target_file="${install_dir}/config.php"
+	ynh_replace --match="'${old_domain}'" --replace="'${new_domain}'" --file="${install_dir}/config.php"
 fi
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Change of URL completed for $app" --last
+ynh_script_progression "Change of URL completed for $app"
diff --git a/scripts/config b/scripts/config
deleted file mode 100644
index 91c2de7..0000000
--- a/scripts/config
+++ /dev/null
@@ -1,95 +0,0 @@
-#!/bin/bash
-
-#=================================================
-# GENERIC STARTING
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
-source _common.sh
-source /usr/share/yunohost/helpers
-
-ynh_abort_if_errors
-
-#=================================================
-# RETRIEVE ARGUMENTS
-#=================================================
-
-phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
-current_fpm_footprint=$(ynh_app_setting_get --app=$app --key=fpm_footprint)
-
-#=================================================
-# SPECIFIC GETTERS FOR TOML SHORT KEY
-#=================================================
-
-get__fpm_footprint() {
-    # Free footprint value for php-fpm
-    # Check if current_fpm_footprint is an integer
-    if [ "$current_fpm_footprint" -eq "$current_fpm_footprint" ] 2> /dev/null
-    then
-        echo "specific"
-    else
-        echo "$current_fpm_footprint"
-    fi
-}
-
-get__free_footprint() {
-    # Free footprint value for php-fpm
-    # Check if current_fpm_footprint is an integer
-    if [ "$current_fpm_footprint" -eq "$current_fpm_footprint" ] 2> /dev/null
-    then
-        # If current_fpm_footprint is an integer, that's a numeric value for the footprint
-        echo "$current_fpm_footprint"
-    else
-        echo "0"
-    fi
-}
-
-#=================================================
-# SPECIFIC SETTERS FOR TOML SHORT KEYS
-#=================================================
-
-set__fpm_footprint() {
-    if [ "$fpm_footprint" != "specific" ]
-    then
-        ynh_app_setting_set --app=$app --key=fpm_footprint --value="$fpm_footprint"
-    fi
-}
-
-set__fpm_free_footprint() {
-    if [ "$fpm_footprint" = "specific" ]
-    then
-        ynh_app_setting_set --app=$app --key=fpm_footprint --value="$fpm_free_footprint"
-    fi
-}
-
-#=================================================
-# GENERIC FINALIZATION
-#=================================================
-
-ynh_app_config_validate() {
-    _ynh_app_config_validate
-
-    if [ "${changed[fpm_usage]}" == "true" ] || [ "${changed[fpm_footprint]}" == "true" ] || [ "${changed[fpm_free_footprint]}" == "true" ]; then
-        # If fpm_footprint is set to 'specific', use $fpm_free_footprint value.
-        if [ "$fpm_footprint" = "specific" ]
-        then
-            fpm_footprint=$fpm_free_footprint
-        fi
-
-        if [ "$fpm_footprint" == "0" ]
-        then
-            ynh_print_err --message="When selecting 'specific', you have to set a footprint value into the field below."
-
-            exit 0
-        fi
-    fi
-}
-
-ynh_app_config_apply() {
-    _ynh_app_config_apply
-
-    ynh_add_fpm_config --phpversion=$phpversion --usage=$fpm_usage --footprint=$fpm_footprint
-}
-
-ynh_app_config_run $1
diff --git a/scripts/install b/scripts/install
index 920d8bb..97e0663 100644
--- a/scripts/install
+++ b/scripts/install
@@ -1,74 +1,58 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 source _common.sh
 source /usr/share/yunohost/helpers
 
+ynh_app_setting_set --key=php_upload_max_filesize --value=100M
+
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_script_progression --message="Setting up source files..." --weight=2
+ynh_script_progression "Setting up source files..."
 
-# Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source --dest_dir="$install_dir"
 
 mkdir -p $install_dir/sessions/
 
 chown -R $app $install_dir/{plugins,sessions}
 chmod -R 700 $install_dir/sessions
-chmod -R o-rwx "$install_dir"
-chown -R $app:www-data "$install_dir"
 
 #=================================================
 # PHP-FPM CONFIGURATION
 #=================================================
-ynh_script_progression --message="Configuring PHP-FPM..." --weight=16
+ynh_script_progression "Configuring PHP-FPM..."
 
-# Create a dedicated PHP-FPM config
-ynh_add_fpm_config
+ynh_config_add_phpfpm
 
-# Create a dedicated NGINX config
-ynh_add_nginx_config
+ynh_config_add_nginx
 
-ynh_add_config --template="cron" --destination="/etc/cron.d/$app"
-chown root: "/etc/cron.d/$app"
-chmod 644 "/etc/cron.d/$app"
+ynh_config_add --template="cron" --destination="/etc/cron.d/$app"
 
-# Create a dedicated Fail2Ban config
-ynh_add_fail2ban_config --logpath="/var/log/nginx/${domain}-error.log" --failregex="^.*authentication failure\" while reading response header from upstream, client: <HOST>,.*$" --max_retry=5
+ynh_config_add_fail2ban --logpath="/var/log/nginx/${domain}-error.log" --failregex="^.*authentication failure\" while reading response header from upstream, client: <HOST>,.*$"
 
 #=================================================
 # SPECIFIC SETUP
 #=================================================
 # ADD A CONFIGURATION
 #=================================================
-ynh_script_progression --message="Adding a configuration file..." --weight=1
+ynh_script_progression "Adding $app's configuration..."
 
 dir="__DIR__"
-ynh_add_config --template="config.php" --destination="$install_dir/config.php"
-
-chmod 400 "$install_dir/config.php"
-chown $app "$install_dir/config.php"
+ynh_config_add --template="config.php" --destination="$install_dir/config.php"
 
 #=================================================
 # DATABASE INITIALIZATION
 #=================================================
-ynh_script_progression --message="Initializing database..." --weight=7
+ynh_script_progression "Initializing database..."
 
-ynh_mysql_connect_as --user="$db_user" --password="$db_pwd" --database="$db_name" < "$install_dir/app/Schema/Sql/mysql.sql"
+ynh_mysql_db_shell < "$install_dir/app/Schema/Sql/mysql.sql"
 
 pushd $install_dir
-	# Launch database migration
-	php$phpversion cli db:migrate --no-interaction --verbose
+	php$php_version cli db:migrate --no-interaction --verbose
 popd
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Installation of $app completed" --last
+ynh_script_progression "Installation of $app completed"
diff --git a/scripts/remove b/scripts/remove
index b65e33a..9a99b95 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -1,33 +1,23 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 source _common.sh
 source /usr/share/yunohost/helpers
 
 #=================================================
 # REMOVE NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Removing NGINX web server configuration..." --weight=2
+ynh_script_progression "Removing NGINX web server configuration..."
 
-# Remove the dedicated NGINX config
-ynh_remove_nginx_config
+ynh_config_remove_nginx
 
-# Remove the dedicated PHP-FPM config
-ynh_remove_fpm_config
+ynh_config_remove_phpfpm
 
-# Remove the dedicated Fail2Ban config
-ynh_remove_fail2ban_config
+ynh_config_remove_fail2ban
 
-# Remove a cron file
-ynh_secure_remove --file="/etc/cron.d/$app"
+ynh_safe_rm "/etc/cron.d/$app"
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Removal of $app completed" --last
+ynh_script_progression "Removal of $app completed"
diff --git a/scripts/restore b/scripts/restore
index bd6a502..984d08a 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -1,72 +1,58 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
-# Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
 #=================================================
 # RESTORE THE APP MAIN DIR
 #=================================================
-ynh_script_progression --message="Restoring the app main directory..." --weight=5
+ynh_script_progression "Restoring the app main directory..."
 
-ynh_restore_file --origin_path="$install_dir"
-
-chown -R "$app:www-data" "$install_dir"
+ynh_restore "$install_dir"
 
 #=================================================
 # RESTORE THE DATA DIRECTORY
 #=================================================
-ynh_script_progression --message="Restoring the data directory..." --weight=1
+ynh_script_progression "Restoring the data directory..."
 
-ynh_restore_file --origin_path="$data_dir" --not_mandatory
+ynh_restore "$data_dir"
 
-# (Same as for install dir)
 chown -R $app:www-data "$data_dir"
 
 #=================================================
 # RESTORE THE MYSQL DATABASE
 #=================================================
-ynh_script_progression --message="Restoring the MySQL database..." --weight=3
+ynh_script_progression "Restoring the MySQL database..."
 
-ynh_mysql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < ./db.sql
+ynh_mysql_db_shell < ./db.sql
 
 #=================================================
 # RESTORE SYSTEM CONFIGURATIONS
 #=================================================
 # RESTORE THE PHP-FPM CONFIGURATION
 #=================================================
-ynh_script_progression --message="Restoring system configurations related to $app..." --weight=1
+ynh_script_progression "Restoring system configurations related to $app..."
 
-ynh_restore_file --origin_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
+ynh_restore "/etc/php/$php_version/fpm/pool.d/$app.conf"
 
-ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
+ynh_restore "/etc/nginx/conf.d/$domain.d/$app.conf"
 
-ynh_restore_file --origin_path="/etc/fail2ban/jail.d/$app.conf"
-ynh_restore_file --origin_path="/etc/fail2ban/filter.d/$app.conf"
-ynh_systemd_action --action=restart --service_name=fail2ban
+ynh_restore "/etc/fail2ban/jail.d/$app.conf"
+ynh_restore "/etc/fail2ban/filter.d/$app.conf"
+ynh_systemctl --action=restart --service=fail2ban
 
-ynh_restore_file --origin_path="/etc/cron.d/$app"
-chown root: "/etc/cron.d/$app"
-chmod 644 "/etc/cron.d/$app"
+ynh_restore "/etc/cron.d/$app"
 
-#=================================================
-# GENERIC FINALIZATION
 #=================================================
 # RELOAD NGINX AND PHP-FPM
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server and PHP-FPM..." --weight=2
+ynh_script_progression "Reloading NGINX web server and PHP-FPM..."
 
-ynh_systemd_action --service_name=php$phpversion-fpm --action=reload
-ynh_systemd_action --service_name=nginx --action=reload
+ynh_systemctl --service=php$php_version-fpm --action=reload
+ynh_systemctl --service=nginx --action=reload
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Restoration completed for $app" --last
+ynh_script_progression "Restoration completed for $app"
diff --git a/scripts/upgrade b/scripts/upgrade
index af49510..68e0b64 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -1,72 +1,54 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 source _common.sh
 source /usr/share/yunohost/helpers
 
+ynh_app_setting_set_default --key=php_upload_max_filesize --value=100M
+
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_script_progression --message="Upgrading source files..." --weight=3
+ynh_script_progression "Upgrading source files..."
 
-# Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source --dest_dir="$install_dir" --keep="config.php"
 
 mkdir -p $install_dir/sessions/
 
 chown -R $app $install_dir/{plugins,sessions}
 chmod -R 700 $install_dir/sessions
-chmod -R o-rwx "$install_dir"
-chown -R $app:www-data "$install_dir"
 
 #=================================================
 # PHP-FPM CONFIGURATION
 #=================================================
-ynh_script_progression --message="Upgrading PHP-FPM configuration..." --weight=5
+ynh_script_progression "Upgrading PHP-FPM configuration..."
 
-# Create a dedicated PHP-FPM config
-ynh_add_fpm_config
+ynh_config_add_phpfpm
 
-# Create a dedicated NGINX config
-ynh_add_nginx_config
+ynh_config_add_nginx
 
-# Create a dedicated Fail2Ban config
-ynh_add_fail2ban_config --logpath="/var/log/nginx/${domain}-error.log" --failregex="^.*authentication failure\" while reading response header from upstream, client: <HOST>,.*$" --max_retry=5
+ynh_config_add_fail2ban --logpath="/var/log/nginx/${domain}-error.log" --failregex="^.*authentication failure\" while reading response header from upstream, client: <HOST>,.*$"
 
-ynh_add_config --template="cron" --destination="/etc/cron.d/$app"
-chown root: "/etc/cron.d/$app"
-chmod 644 "/etc/cron.d/$app"
+ynh_config_add --template="cron" --destination="/etc/cron.d/$app"
 
 #=================================================
 # ADD A CONFIGURATION
 #=================================================
-ynh_script_progression --message="Adding a configuration file..." --weight=1
+ynh_script_progression "Adding $app's configuration..."
 
 #dir="__DIR__"
-#ynh_add_config --template="config.php" --destination="$install_dir/config.php"
+#ynh_config_add --template="config.php" --destination="$install_dir/config.php"
 
-#chmod 400 "$install_dir/config.php"
-#chown $app "$install_dir/config.php"
-
-#=================================================
-# SPECIFIC UPGRADE
 #=================================================
 # UPGRADE KANBOARD
 #=================================================
-ynh_script_progression --message="Upgrading the app..." --weight=2
+ynh_script_progression "Upgrading the app..."
 
 pushd $install_dir
-	# Launch database migration
-	php$phpversion cli db:migrate --no-interaction --verbose
+	php$php_version cli db:migrate --no-interaction --verbose
 popd
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Upgrade of $app completed" --last
+ynh_script_progression "Upgrade of $app completed"