 you can see in codes this // its comments no code.

1• import - have this (identifier, icon, name, description, version, minimum_version for import, format_version (like manifest))
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 2• learn json - first it's syntax, all jsons codes start with two {} you can this in manifest.json (syntax1).json file. To write something in these brackets, make a space and continue writing the text. next syntax it's (,). 1• you need put (,) if you want to continue object, string check manifest.json (syntax2).json. and if it's last object or string you don't need to put (,). 2• (,) in {}, if you have an end in the middle of curly braces and after them you have to write another code, you need to put (,) you can see in manifest.json (syntax3).json. 3• arrays + objects, if you have objects in many objects you need write this manifest.json (syntax4).json
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 3• icon in import - it's have only 1 named in codes it's (pack_icon.png) only png. you can see how in pack_icon.png
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 4• identifiers in import - it's uuid you can get it's in web site. Search in google or what search information this (uuid generation) you need to click in first web site and click copy button, for mod you need 4 uuid.
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 5• - how to make this import (manifest.json and pack_icon.png). Check manifest.json file
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 6• - how to make mods with import you need create folder after create 2 folders in folder like BP (behavior), RP (resources) see folder Addon