chore: add and update Discord link

[phorcys420]

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Project	Status	Preview	Updated (UTC)
Mux	🟢 Ready	View Preview	Jun 1, 2026, 3:13 PM

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[phorcys420]

I feel like the failing job has nothing to do with my changes ("✗ src/node/services/agentSkills/builtInSkillContent.generated.ts is out of sync") but please lmk if i can do anything

[phorcys420]

ah actually i can just make fmt it seems mb

[DevelopmentCats]

@phorcys420 I would just run make fmt on this and it should be good to go like you said

[phorcys420]

yea i couldn't get it to work earlier today on my workspace so i'll just retry in a bit

[ThomasK33]

I feel like the failing job has nothing to do with my changes ("✗ src/node/services/agentSkills/builtInSkillContent.generated.ts is out of sync") but please lmk if i can do anything

We're taking the Mux markdown docs and generating corresponding inline embeddings (since there's no //go:embed in JavaScript land) for the built-in mux-docs skill.
Thus, the doc change required the skill data to be refreshed.

I've rebased your branch on the latest main and ran make fmt.