feat: Moves vendor branch views to their own files, starts to implement snapshot testing for html

Sources/App/Views/Utils/Buttons.swift

@@ -1,4 +1,6 @@
 import Elementary
+import SharedModels
+import URLRouting
 
 struct ToggleFormButton: HTML {
   var content: some HTML<HTMLTag.a> {
@@ -24,6 +26,13 @@ enum Button {
     }
   }
 
+  static func close(id: IDKey, resetURL route: ViewRoute? = nil) -> some HTML<HTMLTag.button> {
+    close(
+      id: id.description,
+      resetURL: route != nil ? ViewRoute.router.path(for: route!) : nil
+    )
+  }
+
   static func update() -> some HTML<HTMLTag.button> {
     button(.class("btn-update")) { "Update" }
   }