Split JSON into smaller parts + tools for its management

[Tearran]

This PR adds tools. this tool splits the Jobs JSON file into smaller parts. prepares for future tools, such as moving documentation generation. No new dependencies are added.

Description

• Added Tool with options to split (-s) and join (-j) config JSON files.
• Issue Reference:
  • [Task]: Split json into main sections and put it into separate folder #119
  • [Feature Request]: Section for small tweaks #147
  • Cleaning, hardening, applying common style, testing ... then adding new functions #93

Implementation Details

• Key Changes: Functions for splitting and joining JSON files.
• Justification: Improves virstioning and sets up for future enhancements.
• Dependencies: No new dependencies introduced.

Documentation Summary

• Document include a simple help message -h

Testing Procedure

• Test 1: Split a JSON file successfully.
• Test 2: Joined multiple JSON files back into one.

Checklist

• Follows style guidelines
• Self-reviewed
• No new warnings or errors
• No new dependencies

[igorpecovnik]

Order of main menu is now different:

Also location of JSON files and scripts might need to be relocated.

[Tearran]

Note: Main Goals here are to prove a place for..."

• Cleaning, hardening, applying common style, testing ... then adding new functions #93

These are part of that and seem to justify adding the dev tools for future used to repo
Related:

• [Task]: Split json into main sections and put it into separate folder #119
• [Feature Request]: Section for small tweaks #147

Order of main menu is now different:

Added a sorting array/Map
Caveat: new (json files) such as "Other" or "Tweaks" have to be added to the Map
Bonus: Now can provide a template (json file) to test new menu items that will not be include in production

Also location of JSON files and scripts might need to be relocated.

The JSON files locations are trivial. Once location is decided or the why is known.

[igorpecovnik]

The JSON files locations are trivial. Once location is decided or the why is known.

OK.

[igorpecovnik]

This joining has to be made automatic at runtime. And removing it from lib/armbian-configng/as its confusing ...