feat: restore heat pump pages, navigation links and blog posts

components/layout/Footer.tsx

@@ -65,11 +65,11 @@ export function Footer() {
                   Klimatyzacja i Montaż
                 </Link>
               </li>
-              {/* <li>
+              <li>
                 <Link href="/pompy-ciepla" className="hover:text-accent transition-colors">
                   Pompy Ciepła
                 </Link>
-              </li> */}
+              </li>
 
               <li>
                 <Link href="/sklep" className="hover:text-accent transition-colors">

components/layout/Header.tsx

@@ -202,12 +202,12 @@ export function Header() {
               sections={acSections}
               align="left"
             />
-            {/* <Link
+            <Link
               href="/pompy-ciepla"
               className="text-sm font-medium text-primary hover:text-accent transition-colors"
             >
               Pompy ciepła
-            </Link> */}
+            </Link>
             <NavDropdown
               label="Miasta"
               sections={miastaSections}

components/layout/MobileMenu.tsx

@@ -133,7 +133,7 @@ export function MobileMenu({ isOpen, onClose }: MobileMenuProps) {
             </details>
 
             {/* 2. Pompy Ciepła */}
-            {/* <div className="border-b border-border py-3">
+            <div className="border-b border-border py-3">
               <Link
                 href="/pompy-ciepla"
                 onClick={onClose}
@@ -141,7 +141,7 @@ export function MobileMenu({ isOpen, onClose }: MobileMenuProps) {
               >
                 Pompy ciepła
               </Link>
-            </div> */}
+            </div>
 
             {/* Nowa sekcja: Miasta */}
             <div className="border-b border-border py-3">