Fix 404 error on static page

conf/nginx.conf

-location PATHTOCHANGE/ {
+location PATHTOCHANGE {
     alias ALIASTOCHANGE;
     index index.html;
 }

scripts/install

@@ -42,6 +42,8 @@ fi
 
 # Normalize the url path syntax
 path_url=$(ynh_normalize_url_path $path_url)
+# Trim trailing slashes
+path_url=$(sed 's@*/$@@' <<< $path_url)
 
 # Check web path availability
 if ! ynh_webpath_available $domain $path_url

scripts/upgrade

@@ -63,6 +63,12 @@ if [[ -z $path_url ]]; then
   fi
 fi
 
+if [[ $path_url == */ ]]; then
+  # Trim trailing slashes
+  path_url=$(sed 's@/*$@@' <<< $path_url)
+  ynh_app_setting_set $app path_url $path_url
+fi
+
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================