Add topic: Tridecco

[TKanX]

Please confirm this pull request meets the following requirements:

• I followed the contributing guidelines: https://github.com/github/explore/blob/main/CONTRIBUTING.md.
• I am not the sole author or employee of a company who created either the topic I am modifying/adding or the collection entry I am modifying/adding.

Which change are you proposing?

• Suggesting edits to an existing topic or collection
• Curating a new topic or collection
• Something that does not neatly fit into the binary options above

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Curating a new topic or collection

• I've formatted my changes as a new folder directory, named for the topic or collection as it appears in the URL on GitHub (e.g. https://github.com/topics/[NAME] or https://github.com/collections/[NAME])
• My folder contains a *.png image (if applicable) and index.md
• All required fields in my index.md conform to the Style Guide and API docs: https://github.com/github/explore/tree/main/docs

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Please note: we will close your PR without comment if you do not check the boxes above and provide ALL requested information.

[Copilot]

Pull Request Overview

This pull request introduces a new topic called "Tridecco" to the GitHub Explore topics.

• A new folder is created with the topic metadata and supporting files.
• The new topic includes an image (tridecco.png) and an index.md with descriptive content.

Comments suppressed due to low confidence (1)

topics/tridecco/index.md:5

• The short description refers to Tridecco as a puzzle game, while the main body describes it as a board game. Please unify the genre description to avoid confusing users.

short_description: Tridecco is a captivating puzzle game inspired by the 13-sided Einstein shape.

[chiderajude329]

#4718