feat: support ai gateway for local edge functions

[kathmbeck]

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Summary

Passes ai gateway context for local edge functions.
Dependent on netlify/build#6682 to update the bundler dependency.

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[github-actions]

📊 Benchmark results

Comparing with e2fd25a

• Dependency count: 1,037 ⬇️ 3.95% decrease vs. e2fd25a
• Package size: 298 MB ⬇️ 0.12% decrease vs. e2fd25a
• Number of ts-expect-error directives: 380 (no change)

[eduardoboucas]

I just want you to know that the universe sees you sorting object properties alphabetically and it will get back to you with good karma. ❤️

[kathmbeck]

I just want you to know that the universe sees you sorting object properties alphabetically and it will get back to you with good karma. ❤️

Who knew that was the secret!