Revert-use-of-3.14

[spoorcc]

This reverts the use of python 3.14 since it leads to issues if nuitka builds

Summary by CodeRabbit

• Chores
  • Updated Python version from 3.14 to 3.13 across development environment, CI/CD workflows, and documentation to align with current project requirements.
  • Removed unreleased changelog entry for version 0.13.0.

[coderabbitai]

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ℹ️ Recent review info

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Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 57da6d6 and 9375dd7.

📒 Files selected for processing (12)

• .devcontainer/Dockerfile
• .github/workflows/build.yml
• .github/workflows/docs.yml
• .github/workflows/release.yml
• .github/workflows/test.yml
• .readthedocs.yml
• CHANGELOG.rst
• action.yml
• dfetch/reporting/check/code_climate_reporter.py
• dfetch/reporting/sbom_reporter.py
• dfetch/util/util.py
• doc/contributing.rst

💤 Files with no reviewable changes (1)

• CHANGELOG.rst

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Walkthrough

This pull request downgrades the Python version from 3.14 to 3.13 across development, build, and documentation infrastructure. Additionally, it refactors an import statement in a utility module from module-qualified to direct import of the contextmanager decorator. It also removes an unreleased changelog entry.

Changes

Cohort / File(s)	Summary
CI/CD Workflows .github/workflows/build.yml, .github/workflows/docs.yml, .github/workflows/release.yml, .github/workflows/test.yml	Updated Python version specification from 3.14 to 3.13 in setup-python steps across multiple workflows.
Development & Build Configuration .devcontainer/Dockerfile, .readthedocs.yml, action.yml	Downgraded Python version from 3.14 to 3.13 in Docker base image, Read the Docs build tools, and GitHub Actions setup respectively.
Documentation & Documentation Code Examples doc/contributing.rst, dfetch/reporting/check/code_climate_reporter.py, dfetch/reporting/sbom_reporter.py	Updated Python version references from 3.14 to 3.13 in documentation and embedded code examples.
Import Refactoring dfetch/util/util.py	Changed decorator usage from @contextlib.contextmanager to @contextmanager by adding direct import and removing module-level import, with no functional behavior changes.
Changelog CHANGELOG.rst	Removed unreleased changelog block for Release 0.13.0.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Possibly related PRs

• PR #890 — Directly related with inverse Python version bump (3.13↔3.14) and opposite edits to the contextmanager import/decorator pattern in dfetch/util/util.py.
• PR #904 — Related changes to CI/workflow files adjusting Python version configuration across the project.

Suggested labels

github_actions, docker, development

Suggested reviewers

• ben-edna

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The pull request title 'Revert-use-of-3.14' directly and specifically describes the main change: reverting Python 3.14 usage throughout the codebase.
Docstring Coverage	✅ Passed	Docstring coverage is 100.00% which is sufficient. The required threshold is 80.00%.

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✨ Finishing Touches

• 📝 Generate docstrings (stacked PR)
• 📝 Generate docstrings (commit on current branch)

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch revert-use-of-3.14

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