🌟 [Major]: Module folder restructure to support variables

[MariusStorhaug]

Description

• Update flow diagram.
• Restructure expected module folder structure.
  • variables established under variables with a separate private and public folders.
  • To comply to the same structure, adjusted classes and functions to the same structure.
  • items under the public folders will be exported, the others are kept in the module scope.
• Swap to use GitHub-Script@v1, instead of pure inline scripts.

Type of change

• 📖 [Docs]
• 🪲 [Fix]
• 🩹 [Patch]
• ⚠️ [Security fix]
• 🚀 [Feature]
• 🌟 [Breaking change]

Checklist

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas