Add four more privacy guides and keep CNAME in the build

Windows/Mac removal, viewing EXIF, social media behaviour and a sharing
checklist. public/CNAME stops gh-pages deploys from dropping the custom
domain.

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

guides/index.html

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           <h1>Photo privacy guides</h1>
           <p class="lead">Plain-language explanations of the hidden data inside photos, and how to remove it.</p>
         </article>
-        <div class="index-list"><a class="card" href="/guides/remove-gps-from-photo/"><strong>How to remove GPS location from a photo</strong><span>Most phones save the exact latitude and longitude of every photo they take. If the file keeps that data when you share it, anyone who receives it can read where you were.</span></a><a class="card" href="/guides/remove-exif-data-iphone/"><strong>How to remove EXIF data from photos on iPhone</strong><span>iPhone photos carry their location, the device model and the time they were taken. iOS lets you remove some of that, but not all of it. This guide covers each option and what it leaves behind.</span></a><a class="card" href="/guides/remove-exif-data-android/"><strong>How to remove EXIF and location data from photos on Android</strong><span>Android phones usually write GPS coordinates, the device model and a timestamp into every photo. The steps differ between manufacturers, so this guide covers the common ones and a method that works on any phone.</span></a><a class="card" href="/guides/what-is-exif-data/"><strong>What is EXIF data?</strong><span>EXIF (Exchangeable Image File Format) is a block of hidden information that cameras and phones write into a photo file. It travels with the picture unless something removes it.</span></a><a class="card" href="/guides/what-is-c2pa/"><strong>What is C2PA and how do Content Credentials work?</strong><span>C2PA is an open standard from the Coalition for Content Provenance and Authenticity. It lets software attach a cryptographically signed record to an image describing where it came from and how it was changed.</span></a></div>
+        <div class="index-list"><a class="card" href="/guides/remove-gps-from-photo/"><strong>How to remove GPS location from a photo</strong><span>Most phones save the exact latitude and longitude of every photo they take. If the file keeps that data when you share it, anyone who receives it can read where you were.</span></a><a class="card" href="/guides/remove-exif-data-iphone/"><strong>How to remove EXIF data from photos on iPhone</strong><span>iPhone photos carry their location, the device model and the time they were taken. iOS lets you remove some of that, but not all of it. This guide covers each option and what it leaves behind.</span></a><a class="card" href="/guides/remove-exif-data-android/"><strong>How to remove EXIF and location data from photos on Android</strong><span>Android phones usually write GPS coordinates, the device model and a timestamp into every photo. The steps differ between manufacturers, so this guide covers the common ones and a method that works on any phone.</span></a><a class="card" href="/guides/remove-exif-data-windows-mac/"><strong>How to remove EXIF data from photos on Windows and Mac</strong><span>Both Windows and macOS can remove some photo metadata without extra software. Here is what each built-in tool does, where it falls short, and a method that works the same on either system.</span></a><a class="card" href="/guides/how-to-view-exif-data/"><strong>How to view the EXIF data of a photo</strong><span>You can read a photo's hidden details in seconds, on any device. Checking first tells you whether a photo is safe to share.</span></a><a class="card" href="/guides/do-social-media-sites-remove-exif-data/"><strong>Do social media sites remove EXIF data from photos?</strong><span>Many large platforms remove location and camera details from the version of a photo they display. That does not mean every site does, and it does not cover the other ways a photo reaches people.</span></a><a class="card" href="/guides/photo-metadata-privacy-checklist/"><strong>Photo metadata privacy checklist</strong><span>Run through this list before you post, sell or send a photo. It takes under a minute and covers the details people most often leak by accident.</span></a><a class="card" href="/guides/what-is-exif-data/"><strong>What is EXIF data?</strong><span>EXIF (Exchangeable Image File Format) is a block of hidden information that cameras and phones write into a photo file. It travels with the picture unless something removes it.</span></a><a class="card" href="/guides/what-is-c2pa/"><strong>What is C2PA and how do Content Credentials work?</strong><span>C2PA is an open standard from the Coalition for Content Provenance and Authenticity. It lets software attach a cryptographically signed record to an image describing where it came from and how it was changed.</span></a></div>
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