Warn the user when the template name does not match the comopnent name

src/djhtmx/component.py

@@ -8,6 +8,7 @@
 from dataclasses import dataclass, field as dataclass_field
 from functools import cached_property
 from itertools import chain
+from os.path import basename
 from urllib.parse import urlparse
 from uuid import uuid4
 
@@ -22,6 +23,7 @@
 from django.utils.html import format_html
 from django.utils.safestring import SafeString, mark_safe
 from pydantic import BaseModel, ConfigDict, Field, validate_call
+from pydantic.fields import ModelPrivateAttr
 from typing_extensions import deprecated
 
 from . import json
@@ -546,6 +548,16 @@ def __init_subclass__(cls, public=None):
                     FQN[cls],
                 )
 
+        assert isinstance(cls._template_name, ModelPrivateAttr)
+        if (
+            isinstance(cls._template_name.default, str)
+            and basename(cls._template_name.default) != f"{component_name}.html"
+        ):
+            logger.warn(
+                "HTMX Component <%s> template name does not match the component name",
+                FQN[cls],
+            )
+
         # We use 'get_type_hints' to resolve the forward refs if needed, but
         # we only need to rewrite the actual annotations of the current class,
         # that's why we iter over the '__annotations__' names.