v5.15.4

What's Changed

• Allow to disable calls to AI prompts API using DISABLE_AI=true
• Implement AI cache to save calls to AI prompts API (can be disabled using IGNORE_AI_CACHE)

Pull Requests

• Handle AI cache to save calls + variable DISABLE_AI by @nvuillam in #1005

Full Changelog: v5.15.3...v5.15.4