fix: notify activity called for any proxied request

[VitaliyR]

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Summary

If preview server does the proxy e.g. to internal routes or the user site proxy-all * - we not notifying activity.

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[github-actions]

📊 Benchmark results

Comparing with f449ad8

• Dependency count: 1,102 (no change)
• Package size: 276 MB ⬇️ 0.00% decrease vs. f449ad8
• Number of ts-expect-error directives: 399 (no change)

[eduardoboucas]

Is /.ntlfy-dev/ at the beginning of the URL path? If so, so we check for that specifically as opposed to allowing it anywhere on the URL?