feat: writing article config values to class

stsg/build.py

@@ -137,6 +137,9 @@ class ArticleOverview:
         self.article_translations_map: Dict[str, ArticleTranslation] = {}
 
         for c in self.directory.iterdir():
+            if c.name == "index.toml":
+                continue
+
             if c.is_file():
                 at = ArticleTranslation(c, self)
                 self.article_translations.append(at)