general list default values

app.py

@@ -5,8 +5,8 @@ from utils import AI_MODELS, TRANSLATIONS
 class PDFProcessorUI:
     def __init__(self):
         self.processor = PDFProcessor()
-        self.current_language = "Español"
-        self.current_ai_model = "Huggingface / Microsoft Phi 4 mini Instruct"
+        self.current_language = list(TRANSLATIONS.keys())[0]
+        self.current_ai_model = list(AI_MODELS.keys())[0]
         self.current_type_model = "Api Key"
     
     def change_language(self, language):

pdf_processor.py

@@ -95,7 +95,7 @@ def authenticate_watsonx(api_key):
 
 class PDFProcessor:
     def __init__(self):
-        self.language = "Español"
+        self.language = list(TRANSLATIONS.keys())[0]
     
     def set_language(self, language):
         self.language = language