🔖(release) patch release 3.4.2

Changed:
- ⚡️(docker) Optimize Dockerfile to use apk with --no-cache

Fixed:
- 🐛(backend) improve prompt to not use code blocks delimiter

src/mail/package.json

@@ -1,6 +1,6 @@
 {
   "name": "mail_mjml",
-  "version": "3.4.1",
+  "version": "3.4.2",
   "description": "An util to generate html and text django's templates from mjml templates",
   "type": "module",
   "dependencies": {