fix(demo): fixes tsc and lint errors

Signed-off-by: Pamfilos Fokianos <pamfilosf@gmail.com>

Author: pamfilos

src/admin/components/SchemaCodeEditor.jsx

@@ -5,7 +5,13 @@ import {
 import { useDispatch } from "react-redux";
 import CodeEditor from "../../utils/CodeEditor";
 
-const SchemaCodeEditor = ({ valueType, value, height, lang, isReadOnly }) => {
+const SchemaCodeEditor = ({
+  valueType = "json",
+  value = "",
+  height = "320px",
+  lang = "json",
+  isReadOnly = true,
+}) => {
   const dispatch = useDispatch();
 
   const _onSchemaChange = (data) => {

src/admin/components/SchemaTree.jsx

@@ -48,13 +48,13 @@ const SchemaTree = () => {
   // Memoize transformed schema - only recompute when schema changes
   const transformedSchema = useMemo(
     () => customizationContext.transformSchema(schema),
-    [customizationContext, schema],
+    [customizationContext, schema]
   );
 
   // Memoize cleaned uiSchema - only recompute when uiSchema changes
   const cleanedUiSchema = useMemo(
     () => removeUiWidget(uiSchema),
-    [removeUiWidget, uiSchema],
+    [removeUiWidget, uiSchema]
   );
 
   return (