[ACTION] Front - Articles

[jcortes]

WHY

Resolves #19180

Summary by CodeRabbit

• New Features

  • Added FrontApp knowledge base APIs: list/get knowledge bases, list categories, list/retrieve articles, and download article attachments.
  • Added message template actions: get templates, get template folders, and list template folders.
  • Added dynamic selectors for Knowledge Base and Article fields.

• Chores

  • Bumped package/action/source versions across the FrontApp component (package now 0.9.0).

_{✏️ Tip: You can customize this high-level summary in your review settings.}