Update app.py

app.py

@@ -106,7 +106,16 @@ def interact_with_cloud_services(service_name, action, params):
 
 def run_tests():
     """Run automated tests using unittest."""
-    test_suite = unittest.TestLoader().discover('tests')
+    # Ensure the tests directory is importable
+    tests_dir = os.path.join(os.getcwd(), 'tests')
+    if not os.path.exists(tests_dir):
+        os.makedirs(tests_dir)
+    init_file = os.path.join(tests_dir, '__init__.py')
+    if not os.path.exists(init_file):
+        with open(init_file, 'w') as f:
+            f.write('')
+    
+    test_suite = unittest.TestLoader().discover(tests_dir)
     test_runner = unittest.TextTestRunner()
     test_result = test_runner.run(test_suite)
     return test_result