Add color and description metadata settings to labels

[athackst]

Description:
Adds label metadata support (color and description) parsed from config, applies label colors, and updates/creates labels with metadata via the API. Label application preserves existing behavior while ensuring new labels get configured metadata.

Related issue:
#76 #913
An update of #685

Check list:

• Mark if documentation changes are required.
• Mark if tests were added or updated to cover the changes.

[athackst]

Maybe @aparnajyothi-y @gowridurgad or @HarithaVattikuti to review

Would love to get color support - I don't care if this or #685 gets merged in.

LMK if there's anything I can do to make getting this in easier for you all and thanks for all of your work on this action!

[saeidkhasteh]

نمیدونم در مورد چی حرف میزنید در تاریخ پنجشنبه ۱۲ فوریهٔ ۲۰۲۶،‏ ۲۰:۳۵ Allison Thackston < ***@***.***> نوشت:

…

*athackst* left a comment (actions/labeler#924) <#924 (comment)> Maybe @aparnajyothi-y <https://github.com/aparnajyothi-y> @gowridurgad <https://github.com/gowridurgad> or @HarithaVattikuti <https://github.com/HarithaVattikuti> to review Would love to get color support - I don't care if this or #685 <#685> gets merged in. LMK if there's anything I can do to make getting this in easier for you all and thanks for all of your work on this action! — Reply to this email directly, view it on GitHub <#924 (comment)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/A2UH5BOJMPV4VWOG36KRWOT4LSXGZAVCNFSM6AAAAACU2EXQP6VHI2DSMVQWIX3LMV43OSLTON2WKQ3PNVWWK3TUHMZTQOJSGE3TMOBWGQ> . You are receiving this because you are subscribed to this thread.Message ID: ***@***.***>