fix: repo link

Author: zhzLuke96

pages/prompt_builder/index.html

@@ -1773,7 +1773,7 @@ <h3 style={{ margin: 0, fontSize: '13px', fontWeight: 600, color: 'var(--vscode-
               </div>
             </div>
             <div style={{ display: 'flex', alignItems: 'center', gap: '4px' }}>
-              <a href="https://github.com" target="_blank" rel="noopener noreferrer"
+              <a href="https://github.com/lenML/page-tools" target="_blank" rel="noopener noreferrer"
                 className="vscode-btn-icon vscode-btn-icon-sm"
                 title="GitHub"
                 style={{ color: 'var(--vscode-text-secondary)' }}>