diff --git a/.gitignore b/.gitignore
index 92cf479..ca7463a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,7 @@ fm.jpg
 jk.jpeg
 profilbild.jpg
 .DS_Store
-Thumbs.db
\ No newline at end of file
+Thumbs.db
+qr-code-attack.png
+screenshot_phishing.png
+Folien.pdf
\ No newline at end of file
diff --git a/community_gesundheitsämter_17_06_2026/gotcha-app b/community_gesundheitsämter_17_06_2026/gotcha-app
new file mode 160000
index 0000000..d9a8bbc
--- /dev/null
+++ b/community_gesundheitsämter_17_06_2026/gotcha-app
@@ -0,0 +1 @@
+Subproject commit d9a8bbc501c0ad4ea416a83303da676557e460b8