Release/1.0.0

[jeffpaul]

What?

Prepares 1.0.0 release.

Closes #567.

Copilot summary

This pull request prepares the project for the 1.0.0 release, introducing several new features, improvements, and fixes. It updates documentation, version numbers, and in-code references to reflect the new release, and highlights major new experiments and enhancements in both the codebase and documentation.

Key changes include:

Release and Versioning

• Bumps the plugin version from 0.9.0 to 1.0.0 in ai.php and updates the WPAI_VERSION constant accordingly. [1] [2]
• Updates all relevant @since tags in docblocks from x.x.x to 1.0.0 for new features and methods. [1] [2] [3] [4]

Documentation and Changelog

• Adds a comprehensive 1.0.0 release section to CHANGELOG.md, detailing new experiments (Request Logging, Connector Approvals), feature integrations, UI/UX improvements, bug fixes, and developer updates.
• Updates the changelog links to include a comparison for version 1.0.0.
• Updates the README.md to reflect new features such as AI Request Logging and Connector Approvals, and reorders/clarifies the list of available experiments.
• Removes the "AI Request Logging & Observability Dashboard" from the roadmap, as it is now a current feature.

Credits

• Updates the CREDITS.md file to acknowledge new contributors.

Why?

How?

Use of AI Tools

Testing Instructions

Screenshots or screencast

Before	After

Changelog Entry

n/a

[github-actions]

The following accounts have interacted with this PR and/or linked issues. I will continue to update these lists as activity occurs. You can also manually ask me to refresh this list by adding the props-bot label.

If you're merging code through a pull request on GitHub, copy and paste the following into the bottom of the merge commit message.

Co-authored-by: jeffpaul <jeffpaul@git.wordpress.org>
Co-authored-by: dkotter <dkotter@git.wordpress.org>
Co-authored-by: t-hamano <wildworks@git.wordpress.org>

To understand the WordPress project's expectations around crediting contributors, please review the Contributor Attribution page in the Core Handbook.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 73.06%. Comparing base (8e1eea5) to head (83613f6).

Additional details and impacted files

@@            Coverage Diff             @@
##             develop     #587   +/-   ##
==========================================
  Coverage      73.06%   73.06%           
  Complexity      1731     1731           
==========================================
  Files             85       85           
  Lines           7466     7466           
==========================================
  Hits            5455     5455           
  Misses          2011     2011           

Flag	Coverage Δ
unit	73.06% <ø> (ø)

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