doc: add missing docstring + add missing feature to README (#57)

src/fastapi_toolsets/cli/config.py

@@ -18,10 +18,16 @@ def _ensure_project_in_path():
 
 
 def import_from_string(import_path: str):
-    """Import an object from a string path like 'module.submodule:attribute'.
+    """Import an object from a dotted string path.
+
+    Args:
+        import_path: Import path in ``"module.submodule:attribute"`` format
+
+    Returns:
+        The imported attribute
 
     Raises:
-        typer.BadParameter: If the import path is invalid or import fails.
+        typer.BadParameter: If the import path is invalid or import fails
     """
     if ":" not in import_path:
         raise typer.BadParameter(

src/fastapi_toolsets/cli/pyproject.py

@@ -10,6 +10,12 @@ def find_pyproject(start_path: Path | None = None) -> Path | None:
     """Find pyproject.toml by walking up the directory tree.
 
     Similar to how pytest, black, and ruff discover their config files.
+
+    Args:
+        start_path: Directory to start searching from. Defaults to cwd.
+
+    Returns:
+        Path to pyproject.toml, or None if not found.
     """
     path = (start_path or Path.cwd()).resolve()