Add an accommodations reservations module (#188)

Add a new module to enable accommodations reservation

![](https://gitea.communiquons.org/attachments/de1f5b12-0a93-40f8-b29d-97665daa6fd5)

Reviewed-on: #188

geneit_app/src/widgets/forms/PropEdit.tsx

@@ -14,6 +14,7 @@ export function PropEdit(p: {
   multiline?: boolean;
   minRows?: number;
   maxRows?: number;
+  helperText?: string;
 }): React.ReactElement {
   if (((!p.editable && p.value) ?? "") === "") return <></>;
 
@@ -44,6 +45,7 @@ export function PropEdit(p: {
           !p.checkValue(p.value)) ||
         false
       }
+      helperText={p.helperText}
     />
   );
 }