AppManager: Add Excalidraw

Change-Id: I053676e18773e8dec452c54bda350cdc978ae0ca
diff --git a/charts/excalidraw/artifacthub-repo.yml b/charts/excalidraw/artifacthub-repo.yml
new file mode 100644
index 0000000..d265ce8
--- /dev/null
+++ b/charts/excalidraw/artifacthub-repo.yml
@@ -0,0 +1,4 @@
+repositoryID: fc036192-204c-4d00-85e0-b2ad46e824d6
+owners:
+  - name: pmoscode
+    email: info@pmoscode.de