删除了主页的一些内容

src/contents/parts.tsx

@@ -14,8 +14,6 @@ const SideNavbar: React.FC<SideNavbarProps> = ({ activeLink }) => {
         <Nav.Link as={Link} to="section1" smooth={true} duration={500} className={activeLink === 'section1' ? 'active' : 'notActive'}>Basice Parts</Nav.Link>
         <Nav.Link as={Link} to="section2" smooth={true} duration={500} className={activeLink === 'section2' ? 'active' : 'notActive'}>Composite Parts</Nav.Link>
         <Nav.Link as={Link} to="section3" smooth={true} duration={500} className={activeLink === 'section3' ? 'active' : 'notActive'}>Section 3</Nav.Link>
-        <Nav.Link as={Link} to="section4" smooth={true} duration={500} className={activeLink === 'section4' ? 'active' : 'notActive'}>Section 4</Nav.Link>
-        <Nav.Link as={Link} to="section5" smooth={true} duration={500} className={activeLink === 'section5' ? 'active' : 'notActive'}>Section 5</Nav.Link>
       </Nav>
     </div>
   );