docs: point bug template and feedback links at v0.3.0-beta.1

[mpiton]

Post-release housekeeping after v0.3.0-beta.1:

• bug report template: version dropdown lists v0.3.0-beta.1 (latest beta) first, v0.2.0-beta demoted
• README: feedback section links to the release discussion thread (v0.3.0-beta.1 — feedback #177)
• CHANGELOG: entries under [Unreleased]

---

Summary by cubic

Post-release docs cleanup for v0.3.0-beta.1. Bug report template lists v0.3.0-beta.1 as the latest beta, README feedback links to the v0.3.0-beta.1 discussion thread, and CHANGELOG records these under [Unreleased].

^{Written for commit 5c1826d. Summary will update on new commits.}

Summary by CodeRabbit

• Documentation
  • Updated the bug report form to identify v0.3.0-beta.1 as the latest beta while retaining v0.2.0-beta.
  • Updated the changelog and README to reference the v0.3.0-beta.1 release.
  • Linked the README feedback section directly to the relevant beta feedback discussion.

[qodo-code-review]

Qodo reviews are paused for this user.

Troubleshooting steps vary by plan Learn more →

On a Teams plan?
Reviews resume once this user has a paid seat and their Git account is linked in Qodo.
Link Git account →

Using GitHub Enterprise Server, GitLab Self-Managed, or Bitbucket Data Center?
These require an Enterprise plan - Contact us
Contact us →

[coderabbitai]

📝 Walkthrough

Walkthrough

The bug report template now identifies v0.3.0-beta.1 as the latest beta while retaining v0.2.0-beta. The changelog and README update corresponding version references and link feedback to discussion 177.

Changes

Beta version references

Layer / File(s)	Summary
Bug report version selection .github/ISSUE_TEMPLATE/bug_report.yml	The version dropdown marks v0.3.0-beta.1 as the latest beta and keeps v0.2.0-beta available.
Feedback documentation links CHANGELOG.md, README.md	The changelog records the updated beta references, and the README links feedback to discussion 177.

Estimated code review effort: 1 (Trivial) | ~3 minutes

Possibly related PRs

• mpiton/vortex#176: Updates overlapping v0.3.0-beta.1 version references in the changelog and README.

🚥 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.
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly matches the main documentation update and mentions the key v0.3.0-beta.1 link changes.

---

_{Comment @coderabbitai help to get the list of available commands.}

[cubic-dev-ai]

No issues found across 3 files

_{Re-trigger cubic}

[codspeed-hq]

Merging this PR will not alter performance

✅ 26 untouched benchmarks

---

_{Comparing chore/post-release-0.3.0-beta.1 (5c1826d) with main (b31b559)}