Add Concurrency Limits page under Partner Nodes

[mintlify]

Adds a new Concurrency Limits page under Partner Nodes covering:

• How concurrency limits work (429 errors, platform-wide)
• Default limit (5 concurrent requests for new accounts)
• Self-serve scaling up to 40 based on paid invoices from the last four weeks
• How to request higher limits via support

Also adds the page to the Partner Nodes navigation in docs.json.

[mintlify]

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Project	Status	Preview	Updated (UTC)
comfy	🟢 Ready	View Preview	May 30, 2026, 12:20 AM

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[robinjhuang]

@claude Can you make the support link here a hyperlink?

[claude]

Claude finished @robinjhuang's task —— View job

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✅ Support link converted to hyperlink

Todo:

• Read the concurrency limits file to find the support link
• Convert the support link to a proper hyperlink
• Commit and push the changes

Changes made:

• Converted [https://support.comfy.org/](https://support.comfy.org/) to [support](https://support.comfy.org/) in tutorials/partner-nodes/concurrency-limits.mdx:19
• This creates a cleaner hyperlink that displays as "support" instead of showing the full URL

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