diff --git a/src/docgen/generators/html.py b/src/docgen/generators/html.py
index 7728eb5..4b0c511 100644
--- a/src/docgen/generators/html.py
+++ b/src/docgen/generators/html.py
@@ -1,10 +1,12 @@
-"""HTML documentation generator."""
+{"""HTML documentation generator."""
 
 import re
 from pathlib import Path
+
 from jinja2 import Environment, FileSystemLoader, select_autoescape
-from docgen.models import DocConfig, Endpoint
+
 from docgen.generators import BaseGenerator
+from docgen.models import DocConfig, Endpoint
 
 
 def slugify(text: str) -> str:
@@ -16,6 +18,7 @@ class HTMLGenerator(BaseGenerator):
     """Generator for Stripe-like interactive HTML documentation."""
 
     def __init__(self, config: DocConfig = None):
+        """Initialize the HTML generator."""
         super().__init__(config)
         template_dir = Path(__file__).parent.parent / "templates"
         self.env = Environment(
@@ -58,7 +61,7 @@ class HTMLGenerator(BaseGenerator):
             else:
                 parts = endpoint.path.strip("/").split("/")
                 tag = parts[0] if parts else "Other"
-            
+
             if tag not in grouped:
                 grouped[tag] = []
             grouped[tag].append(endpoint)
@@ -69,7 +72,7 @@ class HTMLGenerator(BaseGenerator):
         static_dir = Path(__file__).parent.parent / "static"
         output_static = output_dir / "static"
         output_static.mkdir(exist_ok=True)
-        
+
         for file in static_dir.iterdir():
             if file.is_file():
                 (output_static / file.name).write_text(file.read_text())