diff --git a/Dockerfile b/Dockerfile
index b06c458..dea5121 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,6 +10,9 @@ RUN pip install --no-cache-dir -r requirements.txt
 # Applikation kopieren
 COPY app/ ./app
 
+# Setze PYTHONPATH damit Imports funktionieren
+ENV PYTHONPATH=/app
+
 # Exponierter Port
 EXPOSE 8000
 
diff --git a/debug_structure.py b/debug_structure.py
new file mode 100644
index 0000000..8700903
--- /dev/null
+++ b/debug_structure.py
@@ -0,0 +1,9 @@
+import os
+from pathlib import Path
+
+# Pruefe im Dockerfile:
+print("=== DEBUG ===")  
+print(f"CWD: {os.getcwd()}")  
+for root, dirs, files in os.walk("/app"):
+    for file in files:
+        print(os.path.join(root, file))
\ No newline at end of file