Display the list of OTA updates in the frontend

central_backend/src/ota/ota_update.rs

@@ -7,6 +7,13 @@ pub enum OTAPlatform {
     Wt32Eth01,
 }
 
+impl OTAPlatform {
+    /// Get the list of supported platforms
+    pub fn supported_platforms() -> &'static [Self] {
+        &[OTAPlatform::Wt32Eth01]
+    }
+}
+
 impl Display for OTAPlatform {
     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
         let s = serde_json::to_string(&self).unwrap().replace('"', "");