docs: use {{}} syntax for var interpolation in MCP config examples

[johnturcoo]

What

Changes ${DBT_SERVICE_TOKEN} to {{DBT_SERVICE_TOKEN}} in both code snippets on the MCP Servers for cloud agents page.

Why

We only support {{ ... }} syntax for secret interpolation in cloud runs, not ${ ... }

Related Issue

See comment on issue for details

Resolves: https://linear.app/warpdotdev/issue/REMOTE-1148/mcp-secret-variable-interpolation#comment-3a9309c4

Co-Authored-By: Oz oz-agent@warp.dev

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Project	Deployment	Actions	Updated (UTC)
docs	Ready	Preview, Comment	May 21, 2026 2:41pm

[oz-for-oss]

@johnturcoo

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[oz-for-oss]

Overview

This PR updates both MCP Servers for cloud agents examples to use {{DBT_SERVICE_TOKEN}} interpolation for the dbt service token placeholder. The changed snippets remain valid JSON strings and align with the documented secret-reference intent.

Concerns

No blocking concerns found.

Verdict

Found: 0 critical, 0 important, 0 suggestions

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