Delete Navigation.js

src-1/components/Navigation.js

-import React from 'react';
-
-import { NavLink } from 'react-router-dom';
-
-const Navigation = () => {
-    return (
-        // This is a functional React component that returns a div element with three NavLink components inside. 
-        //Each NavLink component represents a link to a different route.
-        <div>
-            <NavLink to="/">Home</NavLink>
-            <NavLink to="/about">About</NavLink>
-            <NavLink to="/themes">Themes</NavLink>
-        </div>
-    );
-}
-
-export default Navigation;
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