diff --git a/.github/workflows/updater.sh b/.github/workflows/updater.sh
new file mode 100644
index 0000000..5793772
--- /dev/null
+++ b/.github/workflows/updater.sh
@@ -0,0 +1,110 @@
+#!/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.
+
+#=================================================
+# 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 ) | .name' | sort -V | tail -1)
+assets="https://www.humhub.com/download/package/humhub-$version.tar.gz"
+
+# 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
+#=================================================
+
+# Let's download source tarball
+asset_url=$assets
+
+echo "Handling asset at $asset_url"
+
+src="app"
+
+# Create the temporary directory
+tempdir="$(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=
+SOURCE_EXTRACT=true
+EOT
+echo "... conf/$src.src updated"
+
+#=================================================
+# SPECIFIC UPDATE STEPS
+#=================================================
+
+# Any action on the app's source code can be done.
+# The GitHub Action workflow takes care of committing all changes after this script ends.
+
+#=================================================
+# GENERIC FINALIZATION
+#=================================================
+
+# Replace new version in manifest
+echo "$(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/.github/workflows/updater.yml b/.github/workflows/updater.yml
new file mode 100644
index 0000000..fb72ba0
--- /dev/null
+++ b/.github/workflows/updater.yml
@@ -0,0 +1,49 @@
+# This workflow allows GitHub Actions to automagically update your app whenever a new upstream release is detected.
+# You need to enable Actions in your repository settings, and fetch this Action from the YunoHost-Apps organization.
+# This file should be enough by itself, but feel free to tune it to your needs.
+# It calls updater.sh, which is where you should put the app-specific update steps.
+name: Check for new upstream releases
+on:
+  # Allow to manually trigger the workflow
+  workflow_dispatch:
+  # Run it every day at 6:00 UTC
+  schedule:
+    - cron:  '0 6 * * *'
+jobs:
+  updater:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch the source code
+        uses: actions/checkout@v2
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+      - name: Run the updater script
+        id: run_updater
+        run: |
+          # Setting up Git user
+          git config --global user.name 'yunohost-bot'
+          git config --global user.email 'yunohost-bot@users.noreply.github.com'
+          # Run the updater script
+          /bin/bash .github/workflows/updater.sh
+      - name: Commit changes
+        id: commit
+        if: ${{ env.PROCEED == 'true' }}
+        run: |
+          git commit -am "Upgrade to v$VERSION"
+      - name: Create Pull Request
+        id: cpr
+        if: ${{ env.PROCEED == 'true' }}
+        uses: peter-evans/create-pull-request@v3
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          commit-message: Update to version ${{ env.VERSION }}
+          committer: 'yunohost-bot <yunohost-bot@users.noreply.github.com>'
+          author: 'yunohost-bot <yunohost-bot@users.noreply.github.com>'
+          signoff: false
+          base: testing
+          branch: ci-auto-update-v${{ env.VERSION }}
+          delete-branch: true
+          title: 'Upgrade to version ${{ env.VERSION }}'
+          body: |
+            Upgrade to v${{ env.VERSION }}
+          draft: false
diff --git a/conf/app.src b/conf/app.src
index b0020f8..206bfaa 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -5,5 +5,3 @@ SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
 SOURCE_FILENAME=humhub-1.8.2.tar.gz
 SOURCE_EXTRACT=true
-
-
diff --git a/conf/nginx.conf b/conf/nginx.conf
index 119f226..62ade5a 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,39 +1,41 @@
 #sub_path_only rewrite ^__PATH__$ __PATH__/ permanent;
 location __PATH__/ {
 
-	# Path to source
-	alias __FINALPATH__/ ;
+  # Path to source
+  alias __FINALPATH__/;
 
-	index index.php;
-	
-	try_files $uri $uri/ index.php?$args;
+  index index.php;
 
-	location ~ [^/]\.php(/|$) {
-		fastcgi_split_path_info ^(.+?\.php)(/.*)$;
+  # Common parameter to increase upload size limit in conjunction with dedicated php-fpm file
+  #client_max_body_size 50M;
 
-		set $fsn /index.php;
-		if (-f $document_root$fastcgi_script_name){
-			set $fsn $fastcgi_script_name;
-		}
+  try_files $uri $uri/ index.php?$args;
+  location ~ [^/]\.php(/|$) {
+    fastcgi_split_path_info ^(.+?\.php)(/.*)$;
 
-		fastcgi_pass unix:/var/run/php/php__PHPVERSION__-fpm-__NAME__.sock;
-		fastcgi_index index.php;
-		include fastcgi_params;
-		fastcgi_param REMOTE_USER $remote_user;
-		fastcgi_param PATH_INFO $fastcgi_path_info;
-		fastcgi_param SCRIPT_FILENAME $document_root$fsn;
-	}
-	
-	location ~ ^__PATH__/(assets|static|themes|uploads) {
-		access_log off;
-		expires 10d;
-		more_set_headers "Cache-Control: public, no-transform";
-	}
-	
-	location ~ ^__PATH__/(protected|framework|themes/\w+/views|\.|uploads/file) {
-		deny all;
-	}
+    set $fsn /index.php;
+    if (-f $document_root$fastcgi_script_name){
+      set $fsn $fastcgi_script_name;
+    }
 
-	# Include SSOWAT user panel.
-	include conf.d/yunohost_panel.conf.inc;
+    fastcgi_pass unix:/var/run/php/php__PHPVERSION__-fpm-__NAME__.sock;
+    fastcgi_index index.php;
+    include fastcgi_params;
+    fastcgi_param REMOTE_USER $remote_user;
+    fastcgi_param PATH_INFO $fastcgi_path_info;
+    fastcgi_param SCRIPT_FILENAME $document_root$fsn;
+  }
+  
+  location ~ ^__PATH__/(assets|static|themes|uploads) {
+    access_log off;
+    expires 10d;
+    more_set_headers "Cache-Control: public, no-transform";
+  }
+  
+  location ~ ^__PATH__/(protected|framework|themes/\w+/views|\.|uploads/file) {
+    deny all;
+  }
+
+  # Include SSOWAT user panel.
+  include conf.d/yunohost_panel.conf.inc;
 }
diff --git a/doc/.gitkeep b/doc/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/doc/DESCRIPTION.md b/doc/DESCRIPTION.md
new file mode 100644
index 0000000..bab486f
--- /dev/null
+++ b/doc/DESCRIPTION.md
@@ -0,0 +1 @@
+HumHub is an open source social network platform with a wide variety of use cases as social intranet, community or collaboration platform. HumHub consists of a core application, which can be extended through additional modules and adjusted to your needs by many configuration options. 
diff --git a/doc/DESCRIPTION_fr.md b/doc/DESCRIPTION_fr.md
new file mode 100644
index 0000000..1b07c53
--- /dev/null
+++ b/doc/DESCRIPTION_fr.md
@@ -0,0 +1 @@
+HumHub est une plate-forme de réseau social open source avec une grande variété de cas d'utilisation en tant qu'intranet social, plate-forme de communauté ou de collaboration. HumHub se compose d'une application principale, qui peut être étendue grâce à des modules supplémentaires et ajustée à vos besoins par de nombreuses options de configuration.
diff --git a/doc/DISCLAIMER.md b/doc/DISCLAIMER.md
new file mode 100644
index 0000000..e69de29
diff --git a/doc/DISCLAIMER_fr.md b/doc/DISCLAIMER_fr.md
new file mode 100644
index 0000000..e69de29
diff --git a/doc/screenshots/.gitkeep b/doc/screenshots/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/doc/screenshots/app_small.png b/doc/screenshots/app_small.png
new file mode 100644
index 0000000..77e0678
Binary files /dev/null and b/doc/screenshots/app_small.png differ
diff --git a/manifest.json b/manifest.json
index 3c21688..9f3eed3 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,15 +6,22 @@
         "en": "Enterprise Social Network.",
         "fr": "Réseau Social d'Entreprise."
     },
+    "version": "1.8.2~ynh3",
     "url": "https://www.humhub.org",
+    "upstream": {
+        "license": "AGPL-3.0-only",
+        "website": "https://www.humhub.org",
+        "demo": "https://www.humhub.com/en",
+        "admindoc": "https://docs.humhub.org",
+        "code": "https://github.com/humhub/humhub"
+    },
     "license": "AGPL-3.0-only",
     "maintainer": {
         "name": "Nils Van Zuijlen",
         "url": "https://github.com/nils-van-zuijlen"
     },
-    "version": "1.8.2~ynh3",
     "requirements": {
-        "yunohost": ">= 4.1.7"
+        "yunohost": ">= 4.3.0"
     },
     "multi_instance": true,
     "services": [
@@ -23,28 +30,26 @@
         "mysql"
     ],
     "arguments": {
-        "install" : [
+        "install": [
             {
                 "name": "domain",
-				"type": "domain",
-                "example": "example.com"
+                "type": "domain"
             },
             {
                 "name": "path",
-				"type": "path",
+                "type": "path",
                 "example": "/humhub",
                 "default": "/humhub"
             },
-			{
-                "name": "admin",
-                "type": "user",
-                "example": "johndoe"
-            },
-			{
+            {
                 "name": "is_public",
                 "type": "boolean",
                 "default": false
-			}
+            },
+            {
+                "name": "admin",
+                "type": "user"
+            }
         ]
     }
 }
diff --git a/scripts/_common.sh b/scripts/_common.sh
index b02cd8c..c2d0c5c 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -6,7 +6,7 @@
 
 YNH_PHP_VERSION="7.3"
 
-extra_php_dependencies="php${YNH_PHP_VERSION}-imagick php${YNH_PHP_VERSION}-curl php${YNH_PHP_VERSION}-bz2 php${YNH_PHP_VERSION}-gd php${YNH_PHP_VERSION}-intl php${YNH_PHP_VERSION}-mysql php${YNH_PHP_VERSION}-zip php${YNH_PHP_VERSION}-apcu-bc php${YNH_PHP_VERSION}-apcu php${YNH_PHP_VERSION}-xml php${YNH_PHP_VERSION}-ldap"
+pkg_dependencies="php${YNH_PHP_VERSION}-imagick php${YNH_PHP_VERSION}-curl php${YNH_PHP_VERSION}-bz2 php${YNH_PHP_VERSION}-gd php${YNH_PHP_VERSION}-intl php${YNH_PHP_VERSION}-mysql php${YNH_PHP_VERSION}-zip php${YNH_PHP_VERSION}-apcu-bc php${YNH_PHP_VERSION}-apcu php${YNH_PHP_VERSION}-xml php${YNH_PHP_VERSION}-ldap"
 
 HUMHUB_AUTH_BASIC_VERSION=0.1.0
 HUMHUB_AUTH_BASIC_PATH="/protected/modules/auth-basic"
diff --git a/scripts/backup b/scripts/backup
index d01a608..89da2d0 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -15,7 +15,6 @@ source /usr/share/yunohost/helpers
 #=================================================
 
 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
diff --git a/scripts/install b/scripts/install
index e88538f..5a6059d 100644
--- a/scripts/install
+++ b/scripts/install
@@ -14,7 +14,6 @@ source /usr/share/yunohost/helpers
 #=================================================
 
 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
@@ -26,8 +25,8 @@ ynh_abort_if_errors
 
 domain=$YNH_APP_ARG_DOMAIN
 path_url=$YNH_APP_ARG_PATH
-admin=$YNH_APP_ARG_ADMIN
 is_public=$YNH_APP_ARG_IS_PUBLIC
+admin=$YNH_APP_ARG_ADMIN
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -53,6 +52,21 @@ ynh_app_setting_set --app=$app --key=admin --value=$admin
 
 #=================================================
 # STANDARD MODIFICATIONS
+#=================================================
+# INSTALL DEPENDENCIES
+#=================================================
+ynh_script_progression --message="Installing dependencies..."
+
+ynh_install_app_dependencies $pkg_dependencies
+
+#=================================================
+# CREATE DEDICATED USER
+#=================================================
+ynh_script_progression --message="Configuring system user..." --weight=2
+
+# Create a system user
+ynh_system_user_create --username=$app --home_dir="$final_path"
+
 #=================================================
 # CREATE A MYSQL DATABASE
 #=================================================
@@ -72,21 +86,9 @@ ynh_app_setting_set --app=$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"
 
-#=================================================
-# NGINX CONFIGURATION
-#=================================================
-ynh_script_progression --message="Configuring NGINX web server..." --weight=4
-
-# Create a dedicated NGINX config
-ynh_add_nginx_config
-
-#=================================================
-# CREATE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Configuring system user..." --weight=2
-
-# Create a system user
-ynh_system_user_create --username=$app
+chmod 750 "$final_path"
+chmod -R o-rwx "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # PHP-FPM CONFIGURATION
@@ -94,9 +96,17 @@ ynh_system_user_create --username=$app
 ynh_script_progression --message="Configuring PHP-FPM..." --weight=1
 
 # Create a dedicated PHP-FPM config
-ynh_add_fpm_config --package="$extra_php_dependencies"
+ynh_add_fpm_config
 phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 
+#=================================================
+# NGINX CONFIGURATION
+#=================================================
+ynh_script_progression --message="Configuring NGINX web server..." --weight=4
+
+# Create a dedicated NGINX config
+ynh_add_nginx_config
+
 #=================================================
 # SPECIFIC SETUP
 #=================================================
@@ -182,23 +192,14 @@ popd
 # Remove the public access
 ynh_permission_update --permission="main" --remove="visitors"
 
-#=================================================
-# MODIFY A CONFIG FILE
-#=================================================
-
-#=================================================
-# STORE THE CONFIG FILE CHECKSUM
-#=================================================
-
-### `ynh_store_file_checksum` is used to store the checksum of a file.
-### That way, during the upgrade script, by using `ynh_backup_if_checksum_is_different`,
-### you can make a backup of this file before modifying it again if the admin had modified it.
-
-# Calculate and store the config file checksum into the app settings
 ynh_store_file_checksum --file="$final_path/protected/config/common.php"
 
 #=================================================
-# GENERIC FINALIZATION
+# SETUP CRON CONFIGURATION
+#=================================================
+
+ynh_add_config --template="../conf/cron" --destination="/etc/cron.d/${app}"
+
 #=================================================
 # SECURE FILES AND DIRECTORIES
 #=================================================
@@ -217,11 +218,7 @@ chown -R $app $final_path/protected/runtime
 chown -R $app $final_path/uploads
 
 #=================================================
-# SETUP CRON CONFIGURATION
-#=================================================
-
-ynh_add_config --template="../conf/cron" --destination="/etc/cron.d/${app}"
-
+# GENERIC FINALIZATION
 #=================================================
 # SETUP SSOWAT
 #=================================================
@@ -230,6 +227,8 @@ ynh_script_progression --message="Configuring permissions..." --weight=35
 # 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
 
diff --git a/scripts/remove b/scripts/remove
index 124d7ca..60e363d 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -32,14 +32,6 @@ ynh_script_progression --message="Removing the MySQL database..." --weight=1
 # Remove a database if it exists, along with the associated user
 ynh_mysql_remove_db --db_user=$db_user --db_name=$db_name
 
-#=================================================
-# REMOVE DEPENDENCIES
-#=================================================
-ynh_script_progression --message="Removing dependencies..." --weight=1
-
-# Remove metapackage and its dependencies
-ynh_remove_app_dependencies
-
 #=================================================
 # REMOVE APP MAIN DIR
 #=================================================
@@ -64,12 +56,20 @@ ynh_script_progression --message="Removing PHP-FPM configuration..." --weight=1
 # Remove the dedicated PHP-FPM config
 ynh_remove_fpm_config
 
+#=================================================
+# REMOVE DEPENDENCIES
+#=================================================
+ynh_script_progression --message="Removing dependencies..." --weight=1
+
+# Remove metapackage and its dependencies
+ynh_remove_app_dependencies
+
 #=================================================
 # SPECIFIC REMOVE
 #=================================================
 # REMOVE VARIOUS FILES
 #=================================================
-ynh_script_progression --message="Removing CRON configuration..." --weight=2
+ynh_script_progression --message="Removing various files..." --weight=2
 
 # Remove a cron file
 ynh_secure_remove --file="/etc/cron.d/$app"
diff --git a/scripts/restore b/scripts/restore
index 9403391..60f6fd4 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -15,7 +15,6 @@ source /usr/share/yunohost/helpers
 #=================================================
 
 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
@@ -40,18 +39,18 @@ phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 #=================================================
 ynh_script_progression --message="Validating restoration parameters..." --weight=1
 
-ynh_webpath_available --domain=$domain --path_url=$path_url \
-	|| ynh_die --message="Path not available: ${domain}${path_url}"
 test ! -d $final_path \
 	|| ynh_die --message="There is already a directory: $final_path "
 
 #=================================================
 # STANDARD RESTORATION STEPS
 #=================================================
-# RESTORE THE NGINX CONFIGURATION
+# RECREATE THE DEDICATED USER
 #=================================================
+ynh_script_progression --message="Recreating the dedicated system user..." --weight=3
 
-ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
+# Create the dedicated user (if not existing)
+ynh_system_user_create --username=$app --home_dir="$final_path"
 
 #=================================================
 # RESTORE THE APP MAIN DIR
@@ -60,39 +59,33 @@ ynh_script_progression --message="Restoring the app main directory..." --weight=
 
 ynh_restore_file --origin_path="$final_path"
 
-#=================================================
-# RECREATE THE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Recreating the dedicated system user..." --weight=3
-
-# Create the dedicated user (if not existing)
-ynh_system_user_create --username=$app
+chmod 750 "$final_path"
+chmod -R o-rwx "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
-# RESTORE USER RIGHTS
+# SPECIFIC RESTORATION
 #=================================================
+# REINSTALL DEPENDENCIES
+#=================================================
+ynh_script_progression --message="Reinstalling dependencies..."
 
-# Set permissions on app files
-chown -R root: $final_path
-
-# Remove permission to others than $app and www-data (nginx user)
-chmod o-rwx $final_path
-chown $app:www-data $final_path
-
-chown -R $app $final_path/assets
-chown -R $app $final_path/protected/config
-chown -R $app $final_path/protected/modules
-chown -R $app $final_path/protected/runtime
-chown -R $app $final_path/uploads
+# Define and install dependencies
+ynh_install_app_dependencies $pkg_dependencies
 
 #=================================================
 # RESTORE THE PHP-FPM CONFIGURATION
 #=================================================
-ynh_script_progression --message="Reconfiguring PHP-FPM..." --weight=5
+ynh_script_progression --message="Restoring the PHP-FPM configuration..." --weight=5
 
 ynh_restore_file --origin_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 
-ynh_add_fpm_config --package="$extra_php_dependencies"
+#=================================================
+# RESTORE THE NGINX CONFIGURATION
+#=================================================
+ynh_script_progression --message="Restoring the NGINX web server configuration..."
+
+ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
 #=================================================
 # RESTORE THE MYSQL DATABASE
@@ -106,6 +99,7 @@ ynh_mysql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < ./
 #=================================================
 # RESTORE VARIOUS FILES
 #=================================================
+ynh_script_progression --message="Restoring various files..."
 
 ynh_restore_file --origin_path="/etc/cron.d/$app"
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 767532f..1bf189b 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -18,30 +18,20 @@ app=$YNH_APP_INSTANCE_NAME
 
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
+language=$(ynh_app_setting_get --app=$app --key=language)
 admin=$(ynh_app_setting_get --app=$app --key=admin)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-language=$(ynh_app_setting_get --app=$app --key=language)
 db_name=$(ynh_app_setting_get --app=$app --key=db_name)
+db_user=$db_name
 db_pwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
 
 #=================================================
 # CHECK VERSION
 #=================================================
+ynh_script_progression --message="Checking version..."
 
 upgrade_type=$(ynh_check_app_version_changed)
 
-#=================================================
-# 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
-
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
@@ -58,6 +48,26 @@ ynh_abort_if_errors
 
 #=================================================
 # STANDARD UPGRADE STEPS
+#=================================================
+# 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=$app --key=is_public
+fi
+
+#=================================================
+# CREATE DEDICATED USER
+#=================================================
+ynh_script_progression --message="Making sure dedicated system user exists..." --weight=1
+
+# Create a dedicated user (if not existing)
+ynh_system_user_create --username=$app --home_dir="$final_path"
+
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
@@ -101,20 +111,11 @@ then
 fi
 
 #=================================================
-# NGINX CONFIGURATION
+# UPGRADE DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Upgrading NGINX web server configuration..." --weight=1
+ynh_script_progression --message="Upgrading dependencies..."
 
-# Create a dedicated NGINX config
-ynh_add_nginx_config
-
-#=================================================
-# 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
+ynh_install_app_dependencies $pkg_dependencies
 
 #=================================================
 # PHP-FPM CONFIGURATION
@@ -124,6 +125,14 @@ ynh_script_progression --message="Upgrading PHP-FPM configuration..." --weight=1
 # Create a dedicated PHP-FPM config
 ynh_add_fpm_config
 
+#=================================================
+# NGINX CONFIGURATION
+#=================================================
+ynh_script_progression --message="Upgrading NGINX web server configuration..." --weight=1
+
+# Create a dedicated NGINX config
+ynh_add_nginx_config
+
 #=================================================
 # SPECIFIC UPGRADE
 #=================================================
@@ -160,8 +169,6 @@ ynh_script_progression --message="Upgrading crontab..." --weight=1
 
 ynh_add_config --template="../conf/cron" --destination="/etc/cron.d/${app}"
 
-#=================================================
-# GENERIC FINALIZATION
 #=================================================
 # SECURE FILES AND DIRECTORIES
 #=================================================
@@ -179,6 +186,8 @@ chown -R $app $final_path/protected/modules
 chown -R $app $final_path/protected/runtime
 chown -R $app $final_path/uploads
 
+#=================================================
+# GENERIC FINALIZATION
 #=================================================
 # RELOAD NGINX
 #=================================================