feat: implementation

components/Content.tsx

@@ -0,0 +1,13 @@
+interface ContentProps {
+  loading: boolean;
+  error?: string;
+  text: string;
+}
+
+export function Content({ loading, error, text }: ContentProps) {
+  return (
+    <div className='content'>
+      {loading ? 'Parsing file...' : <>{error ? <p>{error}</p> : text}</>}
+    </div>
+  );
+}