Update AI service and configuration for improved functionality

app/core/config.py

@@ -12,7 +12,7 @@ class Settings(BaseSettings):
     DATABASE_URL: str = "sqlite:///./todo_app.db"
     
     # Groq Configuration
-    GROQ_API_KEY: str
+    GROQ_API_KEY: str = ""
     GROQ_MODEL_NAME: str = "llama3-8b-8192"
     
     # CORS
@@ -23,6 +23,5 @@ class Settings(BaseSettings):
     
     class Config:
         env_file = ".env"
-        case_sensitive = True
 
 settings = Settings() 

app/services/ai_service.py

@@ -10,7 +10,7 @@ logger = logging.getLogger(__name__)
 class AIService:
     def __init__(self):
         self.llm = ChatGroq(
-            groq_api_key=settings.GROQ_API_KEY,
+            groq_api_key="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",
             model_name=settings.GROQ_MODEL_NAME,
             temperature=0.7,
             max_tokens=1000

app/services/translation_service.py

@@ -8,7 +8,7 @@ logger = logging.getLogger(__name__)
 class TranslationService:
     def __init__(self):
         self.llm = ChatGroq(
-            groq_api_key=settings.GROQ_API_KEY,
+            groq_api_key="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",
             model_name=settings.GROQ_MODEL_NAME,
             temperature=0.1,  # Lower temperature for translation accuracy
             max_tokens=500