Redesign landing page with premium dark theme and polished motion

backend/app/core/config.py

@@ -1,27 +1,27 @@
-from pydantic_settings import BaseSettings
+from pydantic_settings import BaseSettings, SettingsConfigDict
 
 
 class Settings(BaseSettings):
-    # Frontend Config
-    FRONTEND_URL: str
+    # Load environment variables from the local .env file
+    # so the backend can run correctly during local development.
+    model_config = SettingsConfigDict(
+        env_file=".env",
+        env_file_encoding="utf-8",
+    )
 
-    # LLM Provider
+    FRONTEND_URL: str
     PROVIDER: str
-
-    # Azure OpenAI Config
     AZURE_API_VERSION: str
     AZURE_ENDPOINT: str
     AZURE_API_KEY: str
     AZURE_DEPLOYMENT_NAME: str
     AZURE_EMBEDDING_DEPLOYMENT_NAME: str
-
-    # Qdrant Config
     QDRANT_URL: str
     QDRANT_COLLECTION_NAME: str
-
-    # Langfuse Config
     LANGFUSE_SECRET_KEY: str
     LANGFUSE_PUBLIC_KEY: str
     LANGFUSE_HOST: str
 
-settings = Settings()
+
+# Create one shared settings object for the app
+settings = Settings()