diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..b520fc2
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2024 YunoHost contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/doc/DESCRIPTION.md b/doc/DESCRIPTION.md
new file mode 100644
index 0000000..13ce5c4
--- /dev/null
+++ b/doc/DESCRIPTION.md
@@ -0,0 +1,15 @@
+Superset is a modern data exploration and data visualization platform. Superset can replace or augment proprietary business intelligence tools for many teams. Superset integrates well with a variety of data sources.
+
+Superset provides:
+
+- A no-code interface for building charts quickly
+- A powerful, web-based SQL Editor for advanced querying
+- A lightweight semantic layer for quickly defining custom dimensions and metrics
+- Out of the box support for nearly any SQL database or data engine
+- A wide array of beautiful visualizations to showcase your data, ranging from simple bar charts to geospatial visualizations
+- Lightweight, configurable caching layer to help ease database load
+- Highly extensible security roles and authentication options
+- An API for programmatic customization
+- A cloud-native architecture designed from the ground up for scale
+
+*-- Superset's Github repository*
diff --git a/doc/screenshots/explore.jpg b/doc/screenshots/explore.jpg
new file mode 100644
index 0000000..4927d62
Binary files /dev/null and b/doc/screenshots/explore.jpg differ
diff --git a/doc/screenshots/explore.jpg:Zone.Identifier b/doc/screenshots/explore.jpg:Zone.Identifier
new file mode 100644
index 0000000..540ab83
--- /dev/null
+++ b/doc/screenshots/explore.jpg:Zone.Identifier
@@ -0,0 +1,4 @@
+[ZoneTransfer]
+ZoneId=3
+ReferrerUrl=https://github.com/
+HostUrl=https://raw.githubusercontent.com/apache/superset/master/superset-frontend/src/assets/images/screenshots/explore.jpg
diff --git a/manifest.toml b/manifest.toml
index bfc5c11..4b3955d 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -23,7 +23,7 @@ yunohost = '>= 11.2'
 architectures = "all"
 multi_instance = true
 ldap = true
-sso = "false"
+sso = false
 disk = "1G"
 ram.build = "500M"
 ram.runtime = "500M"
@@ -40,6 +40,8 @@ ram.runtime = "500M"
     [install.init_admin_permission]
     type = "group"
     default = "admins"
+    ask.en = "Select which group should have Admin role in Superset. Other roles (Alpha, Gamma, Public) can be defined after installation."
+    ask.fr = "Sélectionnez quel groupe devrait avoir le rôle Admin dans Superset. Les autres rôles (Alpha, Gamma, Public) pourront être définis après installation."
 
 [resources]
 
diff --git a/scripts/backup b/scripts/backup
index 2481196..fbd1410 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -14,6 +14,8 @@ source /usr/share/yunohost/helpers
 #=================================================
 ynh_print_info --message="Declaring files to be backed up..."
 
+ynh_backup --src_path="$install_dir"
+
 ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
 ynh_backup --src_path="/etc/logrotate.d/$app"
diff --git a/scripts/install b/scripts/install
index 5af2767..2efb060 100644
--- a/scripts/install
+++ b/scripts/install
@@ -82,7 +82,7 @@ ynh_use_logrotate
 ynh_script_progression --message="Starting app's systemd service..."
 
 # Start a systemd service
-ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
+ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log" --line_match="Running on http" --timeout=30
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/remove b/scripts/remove
index 0ba3664..dd256c8 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -13,7 +13,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 ynh_script_progression --message="Removing user database for $app..."
 
-ynh_mysql_remove_db --db_user=$userdata_db_user --db_name=$userdata_db_user
+ynh_mysql_remove_db --db_user=$userdata_db_user --db_name=$userdata_db_name
 
 #=================================================
 # REMOVE SYSTEM CONFIGURATIONS
diff --git a/scripts/upgrade b/scripts/upgrade
index ab9821b..76ac03f 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -78,7 +78,7 @@ ynh_use_logrotate --non-append
 #=================================================
 ynh_script_progression --message="Starting a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
+ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log" --line_match="Running on http" --timeout=30
 
 #=================================================
 # END OF SCRIPT
diff --git a/tests.toml b/tests.toml
new file mode 100644
index 0000000..250bed4
--- /dev/null
+++ b/tests.toml
@@ -0,0 +1,9 @@
+#:schema https://raw.githubusercontent.com/YunoHost/apps/master/schemas/tests.v1.schema.json
+
+test_format = 1.0
+
+[default]
+
+    preinstall = """
+    sudo yunohost user group add admins package_checker
+    """