chore(ui): open UI on --port=0 by default for coding agents#38981
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Skn0tt wants to merge 7 commits intomicrosoft:mainfrom
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chore(ui): open UI on --port=0 by default for coding agents#38981Skn0tt wants to merge 7 commits intomicrosoft:mainfrom
Skn0tt wants to merge 7 commits intomicrosoft:mainfrom
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| export function isCodingAgent(): boolean { | ||
| return !!process.env.CLAUDECODE; |
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dgozman
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Jan 30, 2026
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| // https://github.com/firebase/firebase-tools/blob/fbaa1af6fd7a6b1bdb8c21ace7d3ec4f0959c989/src/env.ts#L16C1-L25C2 | ||
| export function isCodingAgent() { |
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Neither Copilot CLI nor Copilot in VS Code expose any identifying markers currently, sadly :/
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Test results for "tests 1"4 flaky34231 passed, 756 skipped Merge workflow run. |
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Test results for "MCP"3 failed 4685 passed, 135 skipped Merge workflow run. |
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Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Coding agents like opening ports with
playwright-cli, so let's give them--port=0by default. Also fixes a bug whereshow-trace --port=0printedListening on https://undefined:1234, and removes an unused fixture from our test suite. See #38936.