feat: add KubeStellar Console

[clubanderson]

Summary

Adds KubeStellar Console to the Open Source Tools section.

KubeStellar Console is an AI-powered multi-cluster Kubernetes dashboard providing cost and resource visibility across hybrid edge and cloud environments. It helps FinOps practitioners correlate cloud spending with workload performance across multiple clusters through 20+ CNCF integrations. It is a CNCF Sandbox project (Apache 2.0).

Tags applied: cost_visibility, multi_cloud, Kubernetes

• GitHub: https://github.com/kubestellar/console
• Live demo: https://console.kubestellar.io

Summary by CodeRabbit

• Documentation
  • Added KubeStellar Console to the Open Source Tools list, featuring AI-powered multi-cluster Kubernetes cost and resource visibility capabilities for hybrid environments.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 916dd94d-9e8c-40bf-bea0-76aa9c3364a2

📥 Commits

Reviewing files that changed from the base of the PR and between 08f26d6 and a830eca.

📒 Files selected for processing (1)

• README.md

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📝 Walkthrough

Walkthrough

A new entry for KubeStellar Console is added to the Open Source Tools list in the README. The entry includes a description of the tool's AI-powered multi-cluster Kubernetes cost and resource visibility capabilities for hybrid environments.

Changes

Cohort / File(s)	Summary
Documentation Update README.md	Added KubeStellar Console entry to the Open Source Tools list with description and tags.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Poem

🐰 A tool joins the warren,
Where Kubernetes clusters dance free,
KubeStellar shines bright,
With cost-sight so keen,
Multi-clouds harmonized with glee! ✨

🚥 Pre-merge checks | ✅ 4 | ❌ 1

❌ Failed checks (1 inconclusive)

Check name	Status	Explanation	Resolution
Description check	❓ Inconclusive	The PR description is well-structured with clear summary, relevant details about KubeStellar Console, applicable tags, and links. However, it does not explicitly check off the three required template checkboxes.	Add explicit checkbox confirmations from the contribution template: confirm reading contribution guidelines, searching previous suggestions, and that this contains only one suggestion.

✅ Passed checks (4 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title 'feat: add KubeStellar Console' directly and clearly summarizes the main change - adding a new tool to the list.
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.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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Warning

⚠️ This pull request might be slop. It has been flagged by CodeRabbit slop detection and should be reviewed carefully.