fix: SEO meta tags and H1 headings optimization

- Shortened meta titles for better SERP display (businessListings, commercialPropertyListings)
- Optimized meta descriptions to fit within 160 characters (3 pages)
- Enhanced H1 headings with descriptive, keyword-rich text (3 pages)
- Addresses Seobility recommendations for improved search visibility

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

bizmatch/src/app/pages/listings/business-listings/business-listings.component.html

@@ -14,7 +14,7 @@
 
       <!-- SEO-optimized heading -->
       <div class="mb-6">
-        <h1 class="text-3xl md:text-4xl font-bold text-neutral-900 mb-2">Businesses for Sale</h1>
+        <h1 class="text-3xl md:text-4xl font-bold text-neutral-900 mb-2">Businesses for Sale - Find Your Next Business Opportunity</h1>
         <p class="text-lg text-neutral-600">Discover profitable business opportunities across the United States. Browse
           verified listings from business owners and brokers.</p>
         <div class="mt-4 text-base text-neutral-700 max-w-4xl">