Open Media Library: Add Media Library Command to Editor Command Palette

[karthick-murugan]

What?

Part of #65542

Adds "Open Media Library" command to the command palette.

Why?

There is no commands for adding media to the block editor.

How?

This PR adds the command "Open Media Library" in the command palette and opens it to add the media items.

Testing Instructions

• Log in to the Dashboard.
• Edit a post or page.
• Select a block from the list view.
• Open the command panel by pressing Command+K or clicking on the search icon.
• Type "Open Media Library" and select the option.
• The Media Library panel will appear.
• Select an image; it will be inserted after the selected block.
• If no block is selected, the image will be added at the end of the content.

Screenshots or screencast

REC-20241105201215.mp4

[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: karthick-murugan <[email protected]>

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

[github-actions]

👋 Thanks for your first Pull Request and for helping build the future of Gutenberg and WordPress, @karthick-murugan! In case you missed it, we'd love to have you join us in our Slack community.

If you want to learn more about WordPress development in general, check out the Core Handbook full of helpful information.