fix radio group when value is a number; fixes #924 (#960)

docs/docs/resources/changelog.md

@@ -15,6 +15,7 @@ During the alpha period, things might break! We take breaking changes very serio
 ## Next
 
 - 🚨 BREAKING: Renamed the `classic` theme to `shoelace`
+- Fixed a bug in `<wa-radio-group>` that caused radios to uncheck when assigning a numeric value [issue:924]
 
 ## 3.0.0-alpha.13
 

src/components/radio-group/radio-group.ts

@@ -92,11 +92,8 @@ export default class WaRadioGroup extends WebAwesomeFormAssociatedElement {
 
   /** The current value of the radio group, submitted as a name/value pair with form data. */
   @state()
-  set value(val: string | null) {
-    if (this._value === val) {
-      return;
-    }
-
+  set value(val: string | number | null) {
+    if (typeof val === 'number') val = String(val);
     this.valueHasChanged = true;
     this._value = val;
   }