chore: add deps test for md2doc (python-docx, lxml)

tests/test_deps.py

@@ -0,0 +1,22 @@
+"""Verify all required dependencies for md2doc are importable."""
+import pytest
+
+
+def test_python_docx_import():
+    import docx
+    from docx import Document
+    from docx.shared import Pt, RGBColor, Cm
+    from docx.oxml.ns import qn
+    from docx.oxml import OxmlElement
+
+
+def test_markdown_import():
+    import markdown
+
+
+def test_bs4_import():
+    from bs4 import BeautifulSoup
+
+
+def test_lxml_import():
+    from lxml import etree