added cli

tests/cli/test_serve.py

@@ -0,0 +1,19 @@
+from docforge.cli.main import cli
+
+
+def test_serve_command(
+    cli_runner,
+    fake_mkdocs_yml,
+    mock_mkdocs_serve,
+):
+    result = cli_runner.invoke(
+        cli,
+        [
+            "serve",
+            "--mkdocs-yml",
+            str(fake_mkdocs_yml),
+        ],
+    )
+
+    assert result.exit_code == 0
+    assert mock_mkdocs_serve() is True