fix(build): repair skill packaging checks

Author: teng-lin

pyproject.toml

@@ -80,6 +80,10 @@ replacement = '](https://github.com/teng-lin/notebooklm-py/blob/v$HFPR_VERSION/S
 pattern = '\]\(LICENSE\)'
 replacement = '](https://github.com/teng-lin/notebooklm-py/blob/v$HFPR_VERSION/LICENSE)'
 
+[[tool.hatch.metadata.hooks.fancy-pypi-readme.substitutions]]
+pattern = '\]\(SKILL\.md\)'
+replacement = '](https://github.com/teng-lin/notebooklm-py/blob/v$HFPR_VERSION/SKILL.md)'
+
 [tool.hatch.build.targets.wheel]
 packages = ["src/notebooklm"]
 force-include = {"SKILL.md" = "src/notebooklm/data/SKILL.md"}

tests/integration/test_skill_packaging.py

@@ -5,6 +5,9 @@
 import zipfile
 from pathlib import Path
 
+import pytest
+
+
 def test_wheel_includes_root_skill_content(tmp_path):
     """The built wheel should carry the canonical repo SKILL.md into package data."""
     if shutil.which("uv") is None: