chore: a class is written to get and work with localization

i18n/localization.py

@@ -0,0 +1,24 @@
+import yaml
+from pathlib import Path
+
+
+class I18n:
+    """Load every YAML file in i18n/locales and let you pull out a single-language dict."""
+
+    def __init__(self, locales_dir: str = "i18n/locales", default_lang: str = "en"):
+        base_path = Path(__file__).parent.parent
+        self.locales_dir = base_path / locales_dir
+        self.default_lang = default_lang
+        self.translations: dict[str, dict] = {}
+        self._load_translations()
+
+    def _load_translations(self) -> None:
+        for file in self.locales_dir.glob("*.yaml"):
+            lang = file.stem.lower()
+            with file.open(encoding="utf-8") as f:
+                self.translations[lang] = yaml.safe_load(f)
+
+    def get_locale(self, lang: str | None = None) -> dict:
+        """Return the whole dictionary for one language (fallback → default_lang)."""
+        lang = (lang or self.default_lang).lower()[:2]
+        return self.translations.get(lang, self.translations[self.default_lang])