test: gh app credential check
diff --git a/.gh-app-test/20260422-195435.txt b/.gh-app-test/20260422-195435.txt
new file mode 100644
index 0000000..2145643
--- /dev/null
+++ b/.gh-app-test/20260422-195435.txt
@@ -0,0 +1 @@
+gh app credential check at 2026-04-22T18:54:44Z