diff --git a/src/admin/domain.rs b/src/admin/domain.rs
index 826662a..f9134ca 100644
--- a/src/admin/domain.rs
+++ b/src/admin/domain.rs
@@ -143,7 +143,7 @@ pub mod repository {
     }
 
     #[derive(Debug, Serialize)]
-    struct Field {
+    pub struct Field {
         widget: String,
         label: Option<String>,
         #[serde(rename = "type")]
@@ -301,8 +301,9 @@ pub mod repository {
             self
         }
 
-        // set field for a given key.
-        pub fn set_widget(mut self, name: &str, widget: Widget) -> Self {
+        pub fn set_widget<T: Into<Field>>(mut self, name: &str, item: T) -> Self {
+            let field = item.into(); // Convert the input into a Field
+
             // Find the index of the existing entry with the same name, if it exists
             let pos = self
                 .fields
@@ -311,12 +312,10 @@ pub mod repository {
 
             match pos {
                 Some(index) => {
-                    // If found, replace the `Field` part of the tuple
-                    self.fields[index].1 = Field::from(widget);
+                    self.fields[index].1 = field;
                 }
                 None => {
-                    // If not found, add a new entry
-                    self.fields.push((name.to_owned(), Field::from(widget)));
+                    self.fields.push((name.to_owned(), field));
                 }
             }
             self