Codemirror initial value support

src-web/components/Editor/Editor.tsx

@@ -3,15 +3,12 @@ import './Editor.css';
 
 interface Props {
   contentType: string;
-  value: string;
+  initialValue?: string;
+  value?: string;
   onChange?: (value: string) => void;
 }
 
 export default function Editor(props: Props) {
-  const { ref } = useCodeMirror({
-    value: props.value,
-    contentType: props.contentType,
-    onChange: props.onChange,
-  });
+  const { ref } = useCodeMirror(props);
   return <div ref={ref} className="cm-wrapper" />;
 }