AI generated first iteration

app/config.py

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+"""Configuration management using pydantic-settings."""
+
+from pydantic_settings import BaseSettings
+from typing import Optional
+
+
+class Settings(BaseSettings):
+    """Application configuration loaded from environment variables."""
+
+    # App
+    APP_NAME: str = "Sanctum Chronicler"
+    APP_ENV: str = "development"
+    DEBUG: bool = False
+
+    # Database
+    DATABASE_URL: str = "postgresql+asyncpg://sanctum:password@localhost:5432/sanctum"
+
+    # Twitch
+    TWITCH_CLIENT_ID: Optional[str] = None
+    TWITCH_CLIENT_SECRET: Optional[str] = None
+    TWITCH_BOT_USERNAME: Optional[str] = None
+    TWITCH_CHANNEL_NAME: Optional[str] = None
+
+    # LLM
+    LLM_PROVIDER: Optional[str] = None  # "openai", "ollama", "lm_studio", or None
+    LLM_BASE_URL: Optional[str] = None
+    LLM_API_KEY: Optional[str] = None
+    LLM_MODEL: str = "gpt-3.5-turbo"
+
+    # Export
+    EXPORT_PATH: str = "exports"
+
+    class Config:
+        env_file = ".env"
+        env_file_encoding = "utf-8"
+        case_sensitive = True
+
+
+settings = Settings()