Audit SEO metadata: shorten X Activity API intro description

[mintlify]

Summary

The description on x-api/activity/introduction.mdx was 191 characters — over the 160-char limit and prone to being truncated or replaced in search snippets.

Changes

• Rewrote the description to 148 characters, summarizing streamed event types (posts, likes, follows, DMs, mentions, profile updates) with search-friendly terms.

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Project	Status	Preview	Updated (UTC)
x-corp	🟢 Ready	View Preview	Jul 6, 2026, 10:18 PM

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