feat: display the version and backend service status on the page (#848)

### What problem does this PR solve?

#643 feat: display the version and backend service status on the page

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/utils/commonUtil.ts

@@ -65,3 +65,10 @@ export const filterOptionsByInput = (
   input: string,
   option: { label: string; value: string } | undefined,
 ) => (option?.label ?? '').toLowerCase().includes(input.toLowerCase());
+
+export const toFixed = (value: unknown, fixed = 2) => {
+  if (typeof value === 'number') {
+    return value.toFixed(fixed);
+  }
+  return value;
+};