feat: link MCP Code Mode to GitHub repo in tools banner

Author: mvvmm

src/components/agent-setup/CloudflareToolsBanner.astro

@@ -16,7 +16,7 @@
 
 		<div class="cf-banner-item">
 			<p class="cf-banner-item-title">MCP</p>
-			<p class="cf-banner-item-desc">Connect agents to your Cloudflare account. Two flavors: <a href="/agents/api-reference/codemode/">Code Mode</a> for broad API coverage across all products, or <a href="https://github.com/cloudflare/mcp-server-cloudflare" target="_blank" rel="noopener noreferrer">domain-specific servers &nearr;</a> for purpose-built tools within one product area.</p>
+			<p class="cf-banner-item-desc">Connect agents to your Cloudflare account. Two flavors: <a href="https://github.com/cloudflare/mcp" target="_blank" rel="noopener noreferrer">Code Mode &nearr;</a> for broad API coverage across all products, or <a href="https://github.com/cloudflare/mcp-server-cloudflare" target="_blank" rel="noopener noreferrer">domain-specific servers &nearr;</a> for purpose-built tools within one product area.</p>
 		</div>
 
 		<div class="cf-banner-item">