Fix: use wetext on all platforms (avoid pynini dependency on Linux)

indextts/utils/front.py

@@ -88,18 +88,17 @@ class TextNormalizer:
     def load(self):
         # print(os.path.join(os.path.dirname(os.path.abspath(__file__)), ".."))
         # sys.path.append(model_dir)
-        import platform
         if self.zh_normalizer is not None and self.en_normalizer is not None:
             return
-        if platform.system() != "Linux":  # Mac and Windows
+        # Try wetext first (pure Python, works everywhere including Docker/ZeroGPU)
+        try:
             from wetext import Normalizer
-
             self.zh_normalizer = Normalizer(remove_erhua=False, lang="zh", operator="tn")
             self.en_normalizer = Normalizer(lang="en", operator="tn")
-        else:
+        except ImportError:
+            # Fallback to WeTextProcessing (requires pynini)
             from tn.chinese.normalizer import Normalizer as NormalizerZh
             from tn.english.normalizer import Normalizer as NormalizerEn
-            # use new cache dir for build tagger rules with disable remove_interjections and remove_erhua
             cache_dir = os.path.join(os.path.dirname(os.path.abspath(__file__)), "tagger_cache")
             if not os.path.exists(cache_dir):
                 os.makedirs(cache_dir)