Specify ruff version constraint in lint workflow

.github/workflows/lint.yaml

@@ -12,5 +12,5 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: '3.11'
-      - run: pip install ruff
+      - run: pip install 'ruff<0.13.0'
       - run: ruff check beangulp/ examples/

.gitignore

@@ -4,3 +4,6 @@ build/
 \.aider.*
 .python-version
 uv.lock
+.idea/
+.vscode/
+

beangulp/__init__.py

@@ -187,9 +187,9 @@ def _archive(
     # root where the import script is located. Providing this default
     # seems better than using a required option.
     if destination is None:
-        import __main__
-
-        destination = os.path.dirname(os.path.abspath(__main__.__file__))
+        # sys.argv[0] will be the main file path,
+        # even it's called with `python -m package.subpackage`
+        destination = os.path.dirname(os.path.abspath(sys.argv[0]))
 
     verbosity = -quiet
     log = utils.logger(verbosity, err=True)