feat: add missing propTypes

packages/web/src/components/IntermediateStepCount/index.jsx

@@ -1,8 +1,12 @@
 import * as React from 'react';
 import Typography from '@mui/material/Typography';
+import PropTypes from 'prop-types';
+
 import { Container } from './style';
-export default function IntermediateStepCount(props) {
+
+function IntermediateStepCount(props) {
   const { count } = props;
+
   return (
     <Container>
       <Typography variant="subtitle1" sx={{}}>
@@ -11,3 +15,9 @@ export default function IntermediateStepCount(props) {
     </Container>
   );
 }
+
+IntermediateStepCount.propTypes = {
+  count: PropTypes.number.isRequired,
+};
+
+export default IntermediateStepCount;