diff --git a/README.md b/README.md
index 6de0548..5234eee 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 Lemmy is similar to sites like Reddit, Lobste.rs, or Hacker News: you subscribe to forums you're interested in, post links and discussions, then vote, and comment on them. Behind the scenes, it is very different; anyone can easily run a server, and all these servers are federated (think email), and connected to the same universe, called the Fediverse.
 
 
-**Shipped version:** 0.16.7~ynh4
+**Shipped version:** 0.18.1~ynh1
 
 **Demo:** https://lemmy.ml/
 
diff --git a/README_fr.md b/README_fr.md
index 4227837..0c82ad3 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -16,10 +16,9 @@ Si vous n’avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) po
 
 ## Vue d’ensemble
 
-Lemmy is similar to sites like Reddit, Lobste.rs, or Hacker News: you subscribe to forums you're interested in, post links and discussions, then vote, and comment on them. Behind the scenes, it is very different; anyone can easily run a server, and all these servers are federated (think email), and connected to the same universe, called the Fediverse.
+Lemmy est similaire à des sites comme Reddit, Lobste.rs ou Hacker News : vous vous abonnez aux forums qui vous intéressent, publiez des liens et des discussions, puis votez et commentez-les. Dans les coulisses, c'est très différent ; n'importe qui peut facilement exécuter un serveur, et tous ces serveurs sont fédérés (pensez au courrier électronique) et connectés au même univers, appelé Fediverse.
 
-
-**Version incluse :** 0.16.7~ynh4
+**Version incluse :** 0.18.1~ynh1
 
 **Démo :** https://lemmy.ml/
 
diff --git a/conf/nginx.conf b/conf/nginx.conf
index 1ec7d21..b21f6da 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,3 +1,5 @@
+#https://github.com/LemmyNet/lemmy-ansible/blob/main/templates/nginx_internal.conf
+
 #limit_req_zone $binary_remote_addr zone=lemmy_ratelimit:10m rate=1r/s;
 
 # Only connect to this site via HTTPS for the two years
@@ -19,6 +21,7 @@ location / {
   # lemmy_port: 8536
 
   set $proxpass "http://127.0.0.1:__PORT_UI__";
+
   if ($http_accept ~ "^application/.*$") {
     set $proxpass "http://127.0.0.1:__PORT__";
   }
@@ -28,7 +31,6 @@ location / {
   proxy_pass $proxpass;
 
   rewrite ^(.+)/+$ $1 permanent;
-
   # Send actual client IP upstream
   proxy_set_header X-Real-IP $remote_addr;
   proxy_set_header Host $host;
@@ -42,10 +44,7 @@ location ~ ^/(api|pictrs|feeds|nodeinfo|.well-known) {
   proxy_set_header Upgrade $http_upgrade;
   proxy_set_header Connection "upgrade";
 
-  # Rate limit
-  # limit_req zone=lemmy_ratelimit burst=30 nodelay;
-
-  # Add IP forwarding headers
+  # Send actual client IP upstream
   proxy_set_header X-Real-IP $remote_addr;
   proxy_set_header Host $host;
   proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
diff --git a/doc/DESCRIPTION_fr.md b/doc/DESCRIPTION_fr.md
new file mode 100644
index 0000000..34188d4
--- /dev/null
+++ b/doc/DESCRIPTION_fr.md
@@ -0,0 +1 @@
+Lemmy est similaire à des sites comme Reddit, Lobste.rs ou Hacker News : vous vous abonnez aux forums qui vous intéressent, publiez des liens et des discussions, puis votez et commentez-les. Dans les coulisses, c'est très différent ; n'importe qui peut facilement exécuter un serveur, et tous ces serveurs sont fédérés (pensez au courrier électronique) et connectés au même univers, appelé Fediverse.
\ No newline at end of file
diff --git a/manifest.toml b/manifest.toml
index 6f71cf0..36e848f 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -5,7 +5,7 @@ name = "Lemmy"
 description.en = "Link aggregator/Reddit clone for the fediverse"
 description.fr = "Agrégateur de liens/clone Reddit pour le fedivers"
 
-version = "0.16.7~ynh4"
+version = "0.18.1~ynh1"
 
 maintainers = []
 
@@ -23,7 +23,7 @@ multi_instance = false
 ldap = false
 sso = false
 disk = "50M"
-ram.build = "100M"
+ram.build = "500M"
 ram.runtime = "50M"
 
     [install.domain]
@@ -51,7 +51,7 @@ ram.runtime = "50M"
 
     [resources.ports]
     main.default = 8536
-    ui.default = 8537
+    ui.default = 1235
 
     [resources.system_user]
 
@@ -77,6 +77,9 @@ ram.runtime = "50M"
 
     [resources.apt]
     packages = "postgresql espeak"
+    extras.yarn.repo = "deb https://dl.yarnpkg.com/debian/ stable main"
+    extras.yarn.key = "https://dl.yarnpkg.com/debian/pubkey.gpg"
+    extras.yarn.packages = "yarn"
 
     [resources.database]
     type = "postgresql"
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 702e69f..75bdfd1 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -4,7 +4,7 @@
 # COMMON VARIABLES
 #=================================================
 
-NODEJS_VERSION=18
+NODEJS_VERSION=20
 
 #=================================================
 # PERSONAL HELPERS
diff --git a/scripts/install b/scripts/install
index e4dab13..8e99d95 100755
--- a/scripts/install
+++ b/scripts/install
@@ -18,7 +18,6 @@ ynh_install_nodejs --nodejs_version=$NODEJS_VERSION
 ynh_use_nodejs
 ln -fs /usr/lib/x86_64-linux-musl/libc.so /lib/libc.musl-x86_64.so.1
 
-
 #=================================================
 # CREATE A POSTGRESQL DATABASE
 #=================================================
@@ -47,6 +46,15 @@ ynh_script_progression --message="Configuring NGINX web server..." --weight=1
 # Create a dedicated NGINX config
 ynh_add_nginx_config
 
+#=================================================
+# INSTALL SHARP
+#=================================================
+
+pushd $install_dir/lemmy-ui
+ 	ynh_use_nodejs
+	ynh_exec_warn_less sudo -u $app env $ynh_node_load_PATH yarn add sharp
+popd
+
 #=================================================
 # MAKE INSTALL
 #=================================================
@@ -121,8 +129,8 @@ yunohost service add $app-ui --log="/var/log/$app/$app-ui.log"
 ynh_script_progression --message="Starting a systemd service..." --weight=1
 
 # Start a systemd service
-ynh_systemd_action --service_name=$app --action="start" --line_match="Starting http server at" --log_path="/var/log/$app/$app.log"
-ynh_systemd_action --service_name=$app-ui --action="start" --line_match="http://0.0.0.0" --log_path="/var/log/$app/$app-ui.log"
+ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log" --line_match="Starting http server at"
+ynh_systemd_action --service_name=$app-ui --action="start" --log_path="/var/log/$app/$app-ui.log" --line_match="http://0.0.0.0"
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/upgrade b/scripts/upgrade
index 06a9d25..f36f87d 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -85,6 +85,15 @@ ynh_script_progression --message="Upgrading NGINX web server configuration..." -
 # Create a dedicated NGINX config
 ynh_add_nginx_config
 
+#=================================================
+# INSTALL SHARP
+#=================================================
+
+pushd $install_dir/lemmy-ui
+ 	ynh_use_nodejs
+	ynh_exec_warn_less sudo -u $app env $ynh_node_load_PATH yarn add sharp
+popd
+
 #=================================================
 # SPECIFIC UPGRADE
 #=================================================
diff --git a/tests.toml b/tests.toml
index 524d6d3..a213874 100644
--- a/tests.toml
+++ b/tests.toml
@@ -9,9 +9,9 @@ test_format = 1.0
     args.admin = "john"
     args.sitename = "lemmy website"
 
-    
     # -------------------------------
     # Commits to test upgrade from
     # -------------------------------
 
-    test_upgrade_from.206df4db0b99c52f07ea1a2d5daf799d4b8357fd.name = "Upgrade from 0.15.2~ynh3"
\ No newline at end of file
+    #test_upgrade_from.206df4db0b99c52f07ea1a2d5daf799d4b8357fd.name = "Upgrade from 0.15.2~ynh3"
+    test_upgrade_from.383e145946458933a81010282b77dd986978ad6c.name = "Upgrade from 0.16.7~ynh4"