[OpenSTEF 4.0] Merge BacktestConfig and BacktestForecasterConfig into one config

[MvLieshout]

As STEF user
I want to merge the BacktestConfig and the BacktestForecasterConfig
So that I can more easily configure how the backtest is run.

🌍 Background

Important

Changes should be done by forking OpenSTEF 4.0.0 tracking branch (release/v4.0.0) and then make a PR back onto release/v4.0.0 branch.
Please read the contributing guide before you start.

BacktestForecasterConfig:

openstef/packages/openstef-beam/src/openstef_beam/backtesting/backtest_forecaster/mixins.py

Line 24 in b6c13fa

class BacktestForecasterConfig(BaseConfig):

(Used in

openstef/examples/benchmarks/liander_2024_benchmark_xgboost_gblinear.py

Line 104 in b6c13fa

backtest_config = BacktestForecasterConfig(

)

BacktestConfig:
https://github.com/OpenSTEF/openstef/blob/release/v4.0.0/packages/openstef-beam/src/openstef_beam/backtesting/backtest_pipeline.py#L31

❗Priority (What if we don't do this?/Are there any deadlines? etc.)

Definition of Done:

✅ Acceptance criteria

• The two configs are merged
• Benchmark example is adjusted to use this new config

📄 Documentation criteria:

Interfaces with other products and services

Update relevant confluence pages

🧪 Test criteria:

Unit tests written and passed

⌛ Dependencies:

N/A

🚀 Releasing:

N/A

Other information: