Remove corner brackets from OG preview image

Cleaner look without the corner bracket decorations.

Generated with [Claude Code](https://claude.ai/code)
via [Happy](https://happy.engineering)

Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

Author: 3 people

.portfolio/preview.png

@@ -54,18 +54,6 @@
     .bg-words:nth-child(9) { top: 210px; }
     .bg-words:nth-child(10) { top: 270px; }
 
-    /* Corner brackets */
-    .corner {
-      position: absolute;
-      width: 60px;
-      height: 60px;
-      border: 3px solid rgba(59, 130, 246, 0.3);
-    }
-    .corner-tl { top: 25px; left: 25px; border-right: none; border-bottom: none; }
-    .corner-tr { top: 25px; right: 25px; border-left: none; border-bottom: none; }
-    .corner-bl { bottom: 25px; left: 25px; border-right: none; border-top: none; }
-    .corner-br { bottom: 25px; right: 25px; border-left: none; border-top: none; }
-
     /* Main content container */
     .logo-container {
       display: flex;
@@ -161,12 +149,6 @@
   <div class="bg-words bg-right">PRE-COMMIT</div>
   <div class="bg-words bg-right">GITHUB</div>
 
-  <!-- Corner brackets -->
-  <div class="corner corner-tl"></div>
-  <div class="corner corner-tr"></div>
-  <div class="corner corner-bl"></div>
-  <div class="corner corner-br"></div>
-
   <!-- Main content -->
   <div class="logo-container">
     <div class="icon-box">