docs(mesheryctl): add postfor new CLI work made since v0.8.0

[lekaf974]

Description

This PR add a new post for mesheryctl since the latest release

Notes for Reviewers

Signed commits

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[gemini-code-assist]

Summary of Changes

Hello @lekaf974, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request introduces a new documentation post for mesheryctl, summarizing all significant CLI work completed since the v0.8.0 release. The post details new features, various enhancements, critical bug fixes, and improvements in testing, CI, and documentation, providing a comprehensive overview of the CLI's evolution and recent updates.

Highlights

• New Documentation Post: A new markdown post titled 'Mesheryctl News (>v0.8.0)' has been added, summarizing all significant CLI work since the last release.
• Mesheryctl Features and Enhancements: The post details new features such as 'Model' subcommands (Init, Build) and the promotion of the 'Environment' command. It also covers enhancements in UX, list output, pagination, and code refactoring.
• Stability and Quality Improvements: Fixes preventing panics, improved error handling, increased test coverage, and proper handling of status codes are highlighted. Schema-driven development is also noted for enforcing consistency.
• Testing and CI Investments: Significant investment in BATS-based end-to-end testing coverage and helper tooling is detailed, alongside CI stabilizations, Go toolchain upgrades, and streamlined CI steps.
• Documentation and Repository Updates: Improvements to CLI help, an e2e contribution guide, and registry subcommand documentation are included. Repository renames from layer5/* to meshery/* and increased meshkit migration are also mentioned.

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[Copilot]

Pull Request Overview

This PR adds a new blog post documenting CLI improvements and changes made to Mesheryctl since version 0.8.0. The post highlights new features, enhancements, fixes, testing improvements, and documentation updates contributed by the community.

Key changes:

• New blog post file documenting Mesheryctl updates
• Covers new model subcommands, environment promotion, testing improvements, and code quality enhancements
• Includes upgrade notes for repository renames and tooling updates

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[gemini-code-assist]

Code Review

This pull request adds a new blog post summarizing the recent changes to mesheryctl. The post is informative, but there are several typos and grammatical inconsistencies that should be addressed to improve clarity and professionalism. I've provided specific suggestions to correct these issues. Also, there seems to be a small typo in the pull request title (postfor should be post for).