chore(main): release 0.4.0

[openfeaturebot]

🤖 I have created a release beep boop

0.4.0 (2026-08-17)

🐛 Bug Fixes

• resolve open Dependabot security alerts (#38) (42f2785)

✨ New Features

• add selenium IDE project file for user simulation & add docs (#30) (1df3646)
• adds flag validation workflow (#33) (147e84b)

🧹 Chore

• add generated React hooks and Node client (#22) (6a8a0e2)
• resolve open dependabot security alerts (#40) (6322f81)
• resolve open dependabot security alerts (#41) (5b576c8)

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This PR was generated with Release Please. See documentation.

[coderabbitai]

📝 Walkthrough

Walkthrough

The release version is updated from 0.3.2 to 0.4.0 across package metadata, release configuration, and the Kubernetes deployment image. A dated 0.4.0 changelog section records bug fixes, features, and chores.

Changes

Release version alignment

Layer / File(s)	Summary
Version propagation and release notes .release-please-manifest.json, package.json, kubernetes/toggle-shop.yaml, CHANGELOG.md	Package and release metadata, the deployed container image, and the changelog are updated for version 0.4.0.

Estimated code review effort: 1 (Trivial) | ~5 minutes

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Title check	✅ Passed	The title clearly identifies the main change as the 0.4.0 release.
Description check	✅ Passed	The description accurately summarizes the 0.4.0 release contents and identifies the Release Please workflow.

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