diff --git a/.gitignore b/.gitignore
index 62416fa..6205f3d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 .idea/
 .venv/
-.secrets/
\ No newline at end of file
+.secrets/
+__pycache__/
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 9c9919f..ca7bcad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 certbot==5.4.0
 certbot-dns-cloudflare==5.4.0
-pydantic==2.12.5
\ No newline at end of file
+pydantic==2.12.5
+email-validator==2.3.0
\ No newline at end of file
diff --git a/test_schemas.py b/test_schemas.py
new file mode 100644
index 0000000..2ad0ce9
--- /dev/null
+++ b/test_schemas.py
@@ -0,0 +1,18 @@
+test_domain_request = {
+    'domain': 'example.com',
+    'credentials_file': '.secrets.example/certbot/cloudflare.ini',
+    'email': 'admin@example.com'
+}
+
+if __name__ == '__main__':
+    from schemas import DomainRequest
+    from pydantic import ValidationError
+
+    try:
+        domain_request = DomainRequest(**test_domain_request)
+        print("DomainRequest validation successful:", domain_request)
+    except ValidationError as e:
+        print("DomainRequest validation failed:", e)
+    except Exception as e:
+        print("An unexpected error occurred:", e)
+        raise e
\ No newline at end of file