Add models module

src/docgen/models/config.py

@@ -0,0 +1,42 @@
+"""Configuration models for DocGen."""
+
+from enum import Enum
+from pathlib import Path
+from typing import Optional
+from pydantic import BaseModel
+
+
+class OutputFormat(str, Enum):
+    """Supported output formats."""
+
+    HTML = "html"
+    MARKDOWN = "markdown"
+    OPENAPI = "openapi"
+
+
+class Theme(str, Enum):
+    """Available themes for HTML output."""
+
+    DEFAULT = "default"
+    DARK = "dark"
+    MINIMAL = "minimal"
+
+
+class DocConfig(BaseModel):
+    """Configuration for documentation generation."""
+
+    input_dir: Path = Path(".")
+    output_dir: Path = Path("docs")
+    format: OutputFormat = OutputFormat.HTML
+    theme: Theme = Theme.DEFAULT
+    framework: Optional[str] = None
+    title: str = "API Documentation"
+    description: str = ""
+    version: str = "1.0.0"
+    verbose: bool = False
+    include_private: bool = False
+    exclude_patterns: list[str] = []
+
+    model_config = {
+        "use_enum_values": True,
+    }