[Docs > Guide > Best Practices] pages translation

[szymonlicau]

URL previews: https://vuejs.org/guide/best-practices/production-deployment.html https://vuejs.org/guide/best-practices/performance.html https://vuejs.org/guide/best-practices/accessibility.html https://vuejs.org/guide/best-practices/security.html

Files to be translated:

• [ ] https://github.com/monterail/vue3-docs-pl/blob/main/src/guide/best-practices/production-deployment.md
• [ ] https://github.com/monterail/vue3-docs-pl/blob/main/src/guide/best-practices/performance.md
• [ ] https://github.com/monterail/vue3-docs-pl/blob/main/src/guide/best-practices/accessibility.md
• [ ] https://github.com/monterail/vue3-docs-pl/blob/main/src/guide/best-practices/security.md