Add missing cover image for Thermostats API card on quickstart page

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: louis-pre

docs/guides/quickstart.md

@@ -361,4 +361,4 @@ If you are creating an app to control your users' devices, see [Connect Webviews
 
 Seam supports many device categories. Each device can be broken down into [device capabilities](capability-guides/device-and-system-capabilities.md). A capability indicates what the device can do, what properties it has, and what events it emits. To learn more about specific capabilities, such as access codes or thermostats, see the following guides:
 
-<table data-card-size="large" data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-cover data-type="files"></th><th data-hidden><select></select></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>Door Locks API</strong></td><td>Get started →</td><td><a href=".gitbook/assets/smart-locks-16-9.png">smart-locks-16-9.png</a></td><td></td><td><a href="capability-guides/smart-locks/">smart-locks</a></td></tr><tr><td><strong>Thermostats API</strong></td><td>Get started →</td><td></td><td></td><td><a href="capability-guides/thermostats/">thermostats</a></td></tr><tr><td><strong>Noise</strong> <strong>Sensors API</strong></td><td>Get started →</td><td><a href=".gitbook/assets/sensors-16-9.png">sensors-16-9.png</a></td><td></td><td><a href="capability-guides/noise-sensors/">noise-sensors</a></td></tr><tr><td><strong>Access Control Systems API</strong></td><td>Get started →</td><td><a href=".gitbook/assets/acs-cover.png">acs-cover.png</a></td><td></td><td><a href="capability-guides/access-systems/">access-systems</a></td></tr></tbody></table>
+<table data-card-size="large" data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-cover data-type="files"></th><th data-hidden><select></select></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>Door Locks API</strong></td><td>Get started →</td><td><a href=".gitbook/assets/smart-locks-16-9.png">smart-locks-16-9.png</a></td><td></td><td><a href="capability-guides/smart-locks/">smart-locks</a></td></tr><tr><td><strong>Thermostats API</strong></td><td>Get started →</td><td><a href=".gitbook/assets/thermostats-cover.png">thermostats-cover.png</a></td><td></td><td><a href="capability-guides/thermostats/">thermostats</a></td></tr><tr><td><strong>Noise</strong> <strong>Sensors API</strong></td><td>Get started →</td><td><a href=".gitbook/assets/sensors-16-9.png">sensors-16-9.png</a></td><td></td><td><a href="capability-guides/noise-sensors/">noise-sensors</a></td></tr><tr><td><strong>Access Control Systems API</strong></td><td>Get started →</td><td><a href=".gitbook/assets/acs-cover.png">acs-cover.png</a></td><td></td><td><a href="capability-guides/access-systems/">access-systems</a></td></tr></tbody></table>