added test for quickstart creating the templates

tests/test_quickstart.py

@@ -1,5 +1,6 @@
 # remove when we don't support py38 anymore
 from __future__ import annotations
+import os
 
 from pytest import MonkeyPatch
 
@@ -27,3 +28,13 @@ def test_quickstart(cleandir: str, monkeypatch: MonkeyPatch) -> None:
     assert 'title = foo' in data
     assert 'description = foo' in data
     assert 'author = foo' in data
+
+    for template in (
+        "archive.html",
+        "article.html",
+        "base.html",
+        "page.html",
+        "tag.html",
+        "tags.html",
+    ):
+        assert os.path.exists(f'templates/{template}')