v1.22.3

Feature

• Add dump feature to export all stored messages to a local directory (#443)

Chore

• Specify Docker health check start period and interval (#439)
• Update Go & node dependencies

Fix

• Replace TrimLeft with TrimPrefix for webroot path handling (#441)
• Update Swagger JSON to prevent overflow (#442)
• Correctly detect maximum SMTP recipient limits, add test
• Include font/woff content type to embedded controller