feat: add OctoApp support (#454)

* Add OctoApp support

* Update scripts/octoapp.sh

Co-authored-by: dw-0 <domwil1091+github@gmail.com>

* Remove duplicate clone function

* Update Readme link

* Use "OctoApp for Klipper" in install menu

---------

Co-authored-by: dw-0 <domwil1091+github@gmail.com>

README.md

@@ -154,18 +154,20 @@ prompt and confirm by hitting ENTER.
 <tr>
 <th><h3><a href="https://github.com/Clon1998/mobileraker_companion">Mobileraker's Companion</a></h3></th>
 <th><h3><a href="https://octoeverywhere.com/?source=kiauh_readme">OctoEverywhere For Klipper</a></h3></th>
+<th><h3><a href="https://github.com/crysxd/OctoPrint-OctoApp">OctoApp For Klipper</a></h3></th>
 <th><h3></h3></th>
 </tr>
 
 <tr>
 <th><a href="https://github.com/Clon1998/mobileraker_companion"><img src="https://raw.githubusercontent.com/Clon1998/mobileraker/master/assets/icon/mr_appicon.png" alt="OctoEverywhere Logo" height="64"></th>
 <th><a href="https://octoeverywhere.com/?source=kiauh_readme"><img src="https://octoeverywhere.com/img/logo.svg" alt="OctoEverywhere Logo" height="64"></a></th>
-<th></th>
+<th><a href="https://octoapp.eu/?source=kiauh_readme"><img src="https://octoapp.eu/octoapp.webp" alt="OctoApp Logo" height="64"></a></th>
 </tr>
 
 <tr>
 <th>by <a href="https://github.com/Clon1998">Patrick Schmidt</a></th>
 <th>by <a href="https://github.com/QuinnDamerell">Quinn Damerell</a></th>
+<th>by <a href="https://github.com/crysxd">Christian Würthner</a></th>
 <th></th>
 </tr>