diff --git a/conf/package.json b/conf/package.json
deleted file mode 100644
index 26deb96..0000000
--- a/conf/package.json
+++ /dev/null
@@ -1,68 +0,0 @@
-{
-  "name": "distbin",
-  "version": "1.0.0",
-  "description": "Post bin with distributed social features.",
-  "main": "src",
-  "directories": {
-    "test": "test"
-  },
-  "dependencies": {
-    "@types/accepts": "^1.3.5",
-    "@types/dompurify": "0.0.31",
-    "@types/jsdom": "^11.0.5",
-    "@types/lodash": "^4.14.85",
-    "@types/marked": "^0.3.0",
-    "@types/morgan": "^1.7.35",
-    "@types/node-uuid": "0.0.28",
-    "@types/parse-link-header": "^1.0.0",
-    "@types/winston": "^2.3.7",
-    "accepts": "^1.3.3",
-    "dompurify": "^0.8.4",
-    "hoek": "^4.2.1",
-    "jsdom": "^9.9.1",
-    "jsonld": "^0.4.11",
-    "jsonld-rdfa-parser": "^1.5.1",
-    "lodash": "^4.17.4",
-    "marked": "^0.3.19",
-    "morgan": "^1.9.1",
-    "node-fetch": "^1.6.3",
-    "node-uuid": "^1.4.7",
-    "parse-link-header": "^0.4.1",
-    "portfinder": "^1.0.13",
-    "uuid": "^3.1.0",
-    "winston": "^2.4.0"
-  },
-  "devDependencies": {
-    "@types/node": "^8.10.19",
-    "@types/node-fetch": "^2.1.1",
-    "copyfiles": "^1.2.0",
-    "eslint": "^3.7.1",
-    "eslint-config-standard": "^6.2.0",
-    "eslint-plugin-no-only-tests": "^2.0.0",
-    "eslint-plugin-promise": "^3.0.0",
-    "eslint-plugin-standard": "^2.0.1",
-    "ts-node": "^6.2.0",
-    "tsc-watch": "^1.0.22",
-    "tslint": "^5.10.0",
-    "typescript": "^2.9.2",
-    "typescript-eslint-parser": "^8.0.1"
-  },
-  "peerDependencies": {
-    "hoek": "^4.2.1"
-  },
-  "config": {
-    "port": __PORT__
-  },
-  "scripts": {
-    "lint": "tslint -c tslint.json 'src/**/*.ts' 'test/**/*.ts' 'bin/**/*.ts'",
-    "lint-fix": "tslint --fix -c tslint.json 'src/**/*.ts' 'test/**/*.ts' 'bin/**/*.ts'",
-    "test": "ts-node test",
-    "start": "node ./dist/bin/server",
-    "start-dev": "tsc-watch --onSuccess 'npm start'",
-    "tsc": "tsc",
-    "build": "tsc && npm run build.copyfiles",
-    "build.copyfiles": "copyfiles './src/**/*.json' dist/"
-  },
-  "author": "",
-  "license": "ISC"
-}
diff --git a/conf/systemd.service b/conf/systemd.service
index 301d80e..8de39bf 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -8,6 +8,8 @@ User=__APP__
 Group=__APP__
 Environment="PATH=__NODEJS_PATH__"
 Environment="PORT=__PORT__"
+Environment="DB_DIR=__FINALPATH__/db"
+Environment="NODE_ENV=production"
 WorkingDirectory=__FINALPATH__/
 ExecStart=/bin/sh -c '__FINALPATH__/node_modules/.bin/ts-node --project __FINALPATH__/tsconfig.json __FINALPATH__/bin/server.ts >> /var/log/__APP__/__APP__.log 2>&1'
 
diff --git a/manifest.json b/manifest.json
index 2dad1c0..fa6752d 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Distributed pastebin with ActivityPub.",
         "fr": "Pastebin distribué utilisant le protocole ActivityPub."
     },
-    "version": "1.0~ynh1",
+    "version": "1.0~ynh2",
     "url": "https://example.com",
     "license": "Apache-2.0",
     "maintainer": {
diff --git a/scripts/install b/scripts/install
index 3bcce28..dfdc304 100644
--- a/scripts/install
+++ b/scripts/install
@@ -16,6 +16,7 @@ source /usr/share/yunohost/helpers
 
 ynh_clean_setup () {
 	### Remove this function if there's nothing to clean before calling the remove script.
+	read -p "Press any key..."
 	ynh_clean_check_starting
 }
 # Exit if an error occurs during the execution of the script
@@ -97,10 +98,10 @@ ynh_app_setting_set $app port $port
 ###		- As well as the section "REINSTALL DEPENDENCIES" in the restore script
 ###		- And the section "UPGRADE DEPENDENCIES" in the upgrade script
 
-#ynh_install_app_dependencies deb1 deb2
-
 ynh_install_nodejs 8
 
+#ynh_install_app_dependencies
+
 #=================================================
 # CREATE A MYSQL DATABASE
 #=================================================
@@ -174,18 +175,23 @@ ynh_system_user_create "$app" "$final_path"
 mkdir -p "/var/log/$app"
 chown -R "$app":"$app" "/var/log/$app"
 
+#=================================================
+# CREATE DB FOLDER
+#=================================================
+
+mkdir -p "$final_path/db"
+
 #=================================================
 # MAKE SETUP
 #=================================================
 
 chown -R "$app":"$app" "$final_path"
 pushd $final_path
-ynh_use_nodejs
-sudo -u $app env PATH=$PATH:$nodejs_path npm install hoek@^4.2.1 --save
-sudo -u $app env PATH=$PATH:$nodejs_path npm install typescript@>=2.0 --save
-sudo -u $app env PATH=$PATH:$nodejs_path npm install ts-node
-sudo -u $app env PATH=$PATH:$nodejs_path npm install
-sudo -u $app env PATH=$PATH:$nodejs_path npm audit fix
+    ynh_use_nodejs
+    sudo -u $app env PATH=$PATH:$nodejs_path npm add hoek@^4.2.1 --save --production
+    sudo -u $app env PATH=$PATH:$nodejs_path npm install ts-node
+    sudo -u $app env PATH=$PATH:$nodejs_path npm install --production
+	sudo -u $app env PATH=$PATH:$nodejs_path npm audit fix
 popd
 
 #=================================================
diff --git a/scripts/remove b/scripts/remove
index a25f56f..baad67d 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -46,9 +46,9 @@ ynh_remove_systemd_config
 #=================================================
 
 # Remove metapackage and its dependencies
-#ynh_remove_app_dependencies
 ynh_use_nodejs
 ynh_remove_nodejs
+ynh_remove_app_dependencies
 
 #=================================================
 # REMOVE THE MYSQL DATABASE
@@ -61,10 +61,6 @@ ynh_remove_nodejs
 # REMOVE APP MAIN DIR
 #=================================================
 
-# remove tmp files
-sudo -u $app rm -rf /tmp/*
-ynh_secure_remove "/var/tmp/*"
-
 # Remove the app directory securely
 ynh_secure_remove "$final_path"
 
@@ -105,9 +101,6 @@ fi
 # REMOVE THE CRON FILE
 #=================================================
 
-#npm uninstall -g ts-node
-#npm uninstall -g typescript
-
 # Remove a cron file
 #ynh_secure_remove "/etc/cron.d/$app"
 
diff --git a/scripts/restore b/scripts/restore
index 9b16496..9f613e6 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -92,11 +92,10 @@ chown -R $app:$app /var/log/$app
 # REINSTALL DEPENDENCIES
 #=================================================
 
-# Define and install dependencies
-#ynh_install_app_dependencies deb1 deb2
-
 ynh_install_nodejs 8
 
+#ynh_install_app_dependencies
+
 #=================================================
 # RESTORE SYSTEMD
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 0ac8fc0..2682a28 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -85,7 +85,10 @@ path_url=$(ynh_normalize_url_path $path_url)
 
 # Download, check integrity, uncompress and patch the source from app.src#
 #ynh_setup_source "$final_path"
-(cd $final_path && git pull)
+
+pushd $final_path
+    git pull
+popd 
 
 #=================================================
 # NGINX CONFIGURATION
@@ -98,10 +101,10 @@ ynh_add_nginx_config
 # UPGRADE DEPENDENCIES
 #=================================================
 
-#ynh_install_app_dependencies deb1 deb2
-
 ynh_install_nodejs 8
 
+#ynh_install_app_dependencies
+
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
@@ -119,18 +122,23 @@ ynh_system_user_create "$app" "$final_path"
 #=================================================
 # SPECIFIC UPGRADE
 #=================================================
-# ...
+
+#=================================================
+# CREATE DB FOLDER
+#=================================================
+
+mkdir -p "$final_path/db"
+
+#=================================================
+# MAKE INSTALL
 #=================================================
 
 chown -R "$app":"$app" "$final_path"
-
 pushd $final_path
-ynh_use_nodejs
-sudo -u $app env PATH=$PATH:$nodejs_path npm install hoek@^4.2.1 --save
-sudo -u $app env PATH=$PATH:$nodejs_path npm install typescript@>=2.0 --save
-sudo -u $app env PATH=$PATH:$nodejs_path npm install ts-node
-sudo -u $app env PATH=$PATH:$nodejs_path npm install
-sudo -u $app env PATH=$PATH:$nodejs_path npm audit fix
+    ynh_use_nodejs
+    sudo -u $app env PATH=$PATH:$nodejs_path npm update --production
+    sudo -u $app env PATH=$PATH:$nodejs_path npm install --production
+	sudo -u $app env PATH=$PATH:$nodejs_path npm audit fix
 popd
 
 ### Verify the checksum of a file, stored by `ynh_store_file_checksum` in the install script.