Add config parsing support in backend

Signed-off-by: Felipe Cardoso <felipe.cardoso@hotmail.it>

backend/app/api/routes/config.py

@@ -0,0 +1,12 @@
+from fastapi import APIRouter, Request
+
+from app.models.config import TrainingConfig
+
+router = APIRouter()
+
+
+@router.get("/config", response_model=TrainingConfig)
+async def get_training_config(request: Request):
+    """Retrieves the current training configuration"""
+    config_manager = request.app.state.config_manager
+    return await config_manager.get_config()