feat: Begins vendor views

Sources/App/Views/Vendors/VendorDetail.swift

@@ -0,0 +1,15 @@
+import Elementary
+import ElementaryHTMX
+import SharedModels
+
+struct VendorDetail: HTML {
+  let vendor: Vendor?
+
+  var content: some HTML {
+    div(.class("container")) {
+      VendorForm(vendor: vendor)
+      // TODO: Branch table + form.
+    }
+  }
+
+}