feat: add type safe Config model

scripts/generate_schemas.py

@@ -0,0 +1,39 @@
+# SPDX-FileCopyrightText: © Sebastian Thomschke and contributors
+# SPDX-License-Identifier: AGPL-3.0-or-later
+# SPDX-ArtifactOfProjectHomePage: https://github.com/Second-Hand-Friends/kleinanzeigen-bot/
+import json
+from pathlib import Path
+from typing import Type
+
+from pydantic import BaseModel
+
+from kleinanzeigen_bot.model.config_model import Config
+
+
+def generate_schema(model:Type[BaseModel], out_dir:Path) -> None:
+    """
+    Generate and write JSON schema for the given model.
+    """
+    name = model.__name__
+    print(f"[+] Generating schema for model [{name}]...")
+
+    # Create JSON Schema dict
+    schema = model.model_json_schema(mode = "validation")
+    schema.setdefault("title", f"{name} Schema")
+    schema.setdefault("description", f"Auto-generated JSON Schema for {name}")
+
+    # Write JSON
+    json_path = out_dir / f"{name.lower()}.schema.json"
+    with json_path.open("w", encoding = "utf-8") as f_json:
+        json.dump(schema, f_json, indent = 2)
+        f_json.write("\n")
+        print(f"[✓] {json_path}")
+
+
+project_root = Path(__file__).parent.parent
+out_dir = project_root / "schemas"
+out_dir.mkdir(parents = True, exist_ok = True)
+
+print(f"Generating schemas in: {out_dir.resolve()}")
+generate_schema(Config, out_dir)
+print("All schemas generated successfully.")