Fix build

Author: nikolap994

src/data/challenges.ts

@@ -143,7 +143,6 @@ Analyze the attached SMTP log. Identify the spoofing technique, locate the hidde
     author: 'nikolap994',
     writeupAvailable: true,
   },
-]
 
   {
     id: 'phish-kit',

src/pages/blog/phishing-infrastructure-analysis.astro

@@ -53,15 +53,15 @@ const description = 'Phishing campaigns rarely use a single domain. This post ex
 
         <h2>What the data looks like</h2>
         <p>A passive DNS registration feed for a 72-hour window might look like this in JSON:</p>
-        <pre class="code-block"><code>{
+        <pre class="code-block"><code>{`{
   "domain": "paypal-secure-login.net",
   "registered": "2026-06-14T07:22:00Z",
   "registrar": "QuickReg LLC",
   "nameservers": ["ns1.phastdns.cc", "ns2.phastdns.cc"],
   "privacy": false,
   "registrant_email": "phish.operator99@proton.me",
   "ip": "185.220.101.47"
-}</code></pre>
+}`}</code></pre>
         <p>A single record like this — with <code>"privacy": false</code> — is the thread that unravels the campaign. Every other record with the same registrar, nameserver pair, and IP range belongs to the same operator.</p>
 
         <h2>Automating the analysis</h2>