Lydia/wri 13 image upload

[LydiaKoil]

	🚀 This PR description was created by Ellipsis for commit 01a1a96.

Summary:

This PR introduces image upload functionality, modifies application styles, and changes the active storage service to Amazon S3.

Key points:

• Modified PostsController to handle image uploads
• Updated Post and User models to handle image attachments
• Updated application.js and editor_controller.js to handle image uploads on the client side
• Modified application.tailwind.css to update application styles
• Changed active storage service to Amazon S3 in development.rb and storage.yml
• Added new migration file to create active storage tables

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