diff --git a/.github/workflows/updater.sh b/.github/workflows/updater.sh
new file mode 100644
index 0000000..5ae9941
--- /dev/null
+++ b/.github/workflows/updater.sh
@@ -0,0 +1,130 @@
+#!/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 "'"))
+
+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
+# 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
+  *".tar.gz"*)
+    src="app"
+    ;;
+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_EXTRACT=true
+EOT
+echo "... conf/$src.src updated"
+
+else
+echo "... asset ignored"
+fi
+
+done
+
+#=================================================
+# SPECIFIC UPDATE STEPS
+#=================================================
+
+# Any action on the app's source code can be done.
+# The GitHub Action workflow takes care of committing all changes after this script ends.
+
+#=================================================
+# GENERIC FINALIZATION
+#=================================================
+
+# Install moreutils, needed for sponge
+sudo apt-get install moreutils
+
+# Replace new version in manifest
+echo "$(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 b055179..c7441c9 100755
--- a/README.md
+++ b/README.md
@@ -17,7 +17,8 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Focalboard is a project management tool that helps define, organize, track and manage work across teams, using a familiar kanban board view.
 
-**Shipped version:** 0.8.0~ynh2
+
+**Shipped version:** 0.9.0~ynh1
 
 
 
diff --git a/README_fr.md b/README_fr.md
index 9c08ca0..56dec2f 100755
--- a/README_fr.md
+++ b/README_fr.md
@@ -14,7 +14,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 Focalboard est un outil de gestion de projet qui aide à définir, organiser, suivre et gérer le travail entre les équipes, à l'aide d'une vue de tableau kanban familière.
 
 
-**Version incluse :** 0.8.0~ynh2
+**Version incluse :** 0.9.0~ynh1
 
 
 
diff --git a/conf/app.src b/conf/app.src
index 0a1ed21..bfc63d9 100755
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,7 +1,6 @@
-SOURCE_URL=https://github.com/mattermost/focalboard/releases/download/v0.8.0/focalboard-server-linux-amd64.tar.gz
-SOURCE_SUM=69022aac1b9029e47986acd94466a964ef987a73c556aa23b5eee5c981152d76
+SOURCE_URL=https://github.com/mattermost/focalboard/releases/download/v0.9.0-rc7/focalboard-server-linux-amd64.tar.gz
+SOURCE_SUM=2aca013398814c70f8f50669c22d053a16867f63ae56c81c4a2295f43bbac3a4
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
-SOURCE_FILENAME=
 SOURCE_EXTRACT=true
diff --git a/conf/systemd.service b/conf/systemd.service
index e5e4ff5..c1c8648 100755
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -10,5 +10,35 @@ RestartSec=5s
 ExecStart=__FINALPATH__/bin/focalboard-server
 WorkingDirectory=__FINALPATH__
 
+# Sandboxing options to harden security
+# Depending on specificities of your service/app, you may need to tweak these 
+# .. but this should be a good baseline
+# Details for these options: https://www.freedesktop.org/software/systemd/man/systemd.exec.html
+NoNewPrivileges=yes
+PrivateTmp=yes
+PrivateDevices=yes
+RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
+RestrictNamespaces=yes
+RestrictRealtime=yes
+DevicePolicy=closed
+ProtectSystem=full
+ProtectControlGroups=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+LockPersonality=yes
+SystemCallFilter=~@clock @debug @module @mount @obsolete @reboot @setuid @swap
+
+# Denying access to capabilities that should not be relevant for webapps
+# Doc: https://man7.org/linux/man-pages/man7/capabilities.7.html
+CapabilityBoundingSet=~CAP_RAWIO CAP_MKNOD
+CapabilityBoundingSet=~CAP_AUDIT_CONTROL CAP_AUDIT_READ CAP_AUDIT_WRITE
+CapabilityBoundingSet=~CAP_SYS_BOOT CAP_SYS_TIME CAP_SYS_MODULE CAP_SYS_PACCT
+CapabilityBoundingSet=~CAP_LEASE CAP_LINUX_IMMUTABLE CAP_IPC_LOCK
+CapabilityBoundingSet=~CAP_BLOCK_SUSPEND CAP_WAKE_ALARM
+CapabilityBoundingSet=~CAP_SYS_TTY_CONFIG
+CapabilityBoundingSet=~CAP_MAC_ADMIN CAP_MAC_OVERRIDE
+CapabilityBoundingSet=~CAP_NET_ADMIN CAP_NET_BROADCAST CAP_NET_RAW
+CapabilityBoundingSet=~CAP_SYS_ADMIN CAP_SYS_PTRACE CAP_SYSLOG 
+
 [Install]
 WantedBy=multi-user.target
diff --git a/doc/DESCRIPTION.md b/doc/DESCRIPTION.md
index a7350c3..5e36a7e 100644
--- a/doc/DESCRIPTION.md
+++ b/doc/DESCRIPTION.md
@@ -1 +1 @@
-Focalboard is a project management tool that helps define, organize, track and manage work across teams, using a familiar kanban board view.
\ No newline at end of file
+Focalboard is a project management tool that helps define, organize, track and manage work across teams, using a familiar kanban board view.
diff --git a/doc/DISCLAIMER.md b/doc/DISCLAIMER.md
new file mode 100644
index 0000000..e69de29
diff --git a/manifest.json b/manifest.json
index 188ad10..6d95367 100755
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Self-hosted alternative to Trello, Notion, and Asana",
         "fr": "Alternative auto-hébergée à Trello, Notion et Asana"
     },
-    "version": "0.8.0~ynh2",
+    "version": "0.9.0~ynh1",
     "url": "https://www.focalboard.com/",
     "upstream": {
         "license": "MIT",
diff --git a/scripts/restore b/scripts/restore
index 911fcf5..0bb26e1 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -41,8 +41,6 @@ db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
 #=================================================
 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 "