refactoring: add initial pipeline configuration and model classes

core/config/data_config.py

@@ -0,0 +1,22 @@
+from dataclasses import field
+from typing import Dict
+
+from pydantic import BaseModel
+
+
+class DataConfig(BaseModel):
+    """Data handling configuration"""
+
+    input_file: str = "names.csv"
+    output_files: Dict[str, str] = field(
+        default_factory=lambda: {
+            "featured": "names_featured.csv",
+            "evaluation": "names_evaluation.csv",
+            "males": "names_males.csv",
+            "females": "names_females.csv",
+        }
+    )
+    split_evaluation: bool = True
+    split_by_gender: bool = True
+    evaluation_fraction: float = 0.2
+    random_seed: int = 42