Update the pages

lib/web/docusaurus/dsite_generate_docs.v

@@ -145,13 +145,25 @@ fn (mut generator SiteGenerator) page_generate(args_ Page) ! {
 fn (mut generator SiteGenerator) section_generate(args_ Section) ! {
 	mut args := args_
 
-	mut c := '{
+	mut c := ''
+	if args.description.len > 0 {
+		c = '{
+    "label": "${args.label}",
+    "position": ${args.position},
+    "link": {
+      "type": "generated-index",
+      "description": "${args.description}"
+    }
+  }'
+	} else {
+		c = '{
     "label": "${args.label}",
     "position": ${args.position},
     "link": {
       "type": "generated-index"
     }
   }'
+	}
 
 	mut category_path := '${generator.path.path}/${args.path}/_category_.json'
 	mut catfile := pathlib.get_file(path: category_path, create: true)!

lib/web/site/model_site_section.v

@@ -10,8 +10,9 @@ pub mut:
 
 pub struct Section {
 pub mut:
-	name    string
-	position int
-	path     string
-	label    string
+	name        string
+	position    int
+	path        string
+	label       string
+	description string
 }

lib/web/site/play_page.v

@@ -45,6 +45,7 @@ fn play_pages(mut plbook PlayBook, mut site Site) ! {
 			}
 			section.label = p.get_default('label', texttools.name_fix_snake_to_pascal(section.name))!
 			section.path = p.get_default('path', texttools.name_fix(section.label))!
+			section.description = p.get_default('description', '')!
 
 			site.sections << section
 			action.done = true // Mark the action as done