feat: add master categories to the site menu

Assisted-by: Delta:zai-glm-5.3

site/calepin.toml

@@ -7,6 +7,26 @@ pdf = false
 [static]
 include = ["assets/**"]
 
+[[menus.main]]
+target = "home/index.typ"
+label = "Home"
+
+[[menus.main]]
+target = "it/index.typ"
+label = "IT"
+
+[[menus.main]]
+target = "ot/index.typ"
+label = "OT"
+
+[[menus.main]]
+target = "security/index.typ"
+label = "Security"
+
+[[menus.main]]
+target = "medias/index.typ"
+label = "Medias"
+
 [sidebar]
 fold = true