update changelog, minor linting fixes

Author: mathiasertl

docs/changelog.rst

@@ -2,15 +2,19 @@
 ChangeLog
 #########
 
-***********
-0.4.0 (TBR)
-***********
+******************
+0.4.0 (2026-04-04)
+******************
 
+* Added support for running tutorials in Vagrant.
+* Initial context variables are now rendered.
 * Alternatives now allow specific context and environment variables.
 * The JSON schema is now available `here <_static/schema.json>`_ and can be used in IDEs such as PyCharm.
 * Add ability to specify required executables that are checked before running a tutorial.
 * Rename ``tutorial_root`` to ``root``.
 * Alternatives can now be skipped in documentation.
+* Changing the working directory moved out of doc/run blocks as it is common functionality.
+* ``chdir`` can now be ``False`` to switch back to where the tutorial started.
 
 ******************
 0.3.0 (2025-12-26)

docs/howto/test-commands.rst

@@ -23,7 +23,7 @@ Test output of the command
 **************************
 
 You can test either the standard output or standard error stream of a command with a regular expression. You
-can also test line and character cound. Regular expressions with named patterns can be used to update the
+can also test line and character count. Regular expressions with named patterns can be used to update the
 context for later commands:
 
 .. tab:: Configuration

structured_tutorials/runners/base.py

@@ -107,10 +107,10 @@ def __init__(
             k: self.render(v, ignore_errors=True) for k, v in environment.items() if v is not None
         }
 
-    def render(self, value: str, ignore_errors=False, **context: Any) -> str:
+    def render(self, value: str, ignore_errors: bool = False, **context: Any) -> str:
         try:
             return self.env.from_string(value).render({**self.context, **context})
-        except TemplateSyntaxError:
+        except TemplateSyntaxError:  # pragma: no cover
             if ignore_errors:
                 return value
             raise

tests/runners/test_base.py

@@ -6,11 +6,9 @@
 from pathlib import Path
 
 import pytest
-from pytest_subprocess import FakeProcess
 
 from structured_tutorials.errors import InvalidAlternativesSelectedError, RequiredExecutableNotFoundError
 from structured_tutorials.models import TutorialModel
-from structured_tutorials.runners.local import LocalTutorialRunner
 from tests.conftest import Runner