feat: add live draw feature and clean up docs

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/mobile/ios/Sauci/Sauci.entitlements

@@ -8,5 +8,9 @@
     <array>
       <string>Default</string>
     </array>
+    <key>com.apple.security.application-groups</key>
+    <array>
+      <string>group.com.sauci.app</string>
+    </array>
   </dict>
 </plist>