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feat(studio): fall back to a WebMCP polyfill where the browser has none #18438

feat(studio): fall back to a WebMCP polyfill where the browser has none

feat(studio): fall back to a WebMCP polyfill where the browser has none #18438

Triggered via pull request August 27, 2026 02:41
Status Success
Total duration 3m 53s
Artifacts 5

player-perf.yml

on: pull_request
Detect changes
15s
Detect changes
Preflight (lint + format)
49s
Preflight (lint + format)
Matrix: perf-shards
player-perf
4s
player-perf
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Annotations

9 warnings and 1 notice
Detect changes
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
Preflight (lint + format)
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57, actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5, actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
Preflight (lint + format)
Failed to save: Failed to CreateCacheEntry: Received non-retryable error: Failed request: (409) Conflict: cache entry with the same key, version, and scope already exists
Preflight (lint + format)
Cache not found for keys: bun-Linux-7b38c8ed9fbe0ead8f48a5b62e76a942fd25fcd96e06cf7fe83a525ac07dd5e7, bun-Linux-
Perf: scrub
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5, actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020, actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02, browser-actions/setup-chrome@c785b87e244131f27c9f19c1a33e2ead956ab7ce. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
Perf: load
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5, actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020, actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02, browser-actions/setup-chrome@c785b87e244131f27c9f19c1a33e2ead956ab7ce. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
Perf: fps
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5, actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020, actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02, browser-actions/setup-chrome@c785b87e244131f27c9f19c1a33e2ead956ab7ce. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
Perf: parity
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5, actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020, actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02, browser-actions/setup-chrome@c785b87e244131f27c9f19c1a33e2ead956ab7ce. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
Perf: drift
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5, actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020, actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02, browser-actions/setup-chrome@c785b87e244131f27c9f19c1a33e2ead956ab7ce. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
Player perf
PASSED — all perf shards completed successfully.

Artifacts

Produced during runtime
Name Size Digest
player-perf-drift
22.7 KB
sha256:8213ad703154e2f8ced7e58151aa4b7a391966d5b4e62132c03825e0151f2fbe
player-perf-fps
542 Bytes
sha256:2513e03bb9d22a72f00baaadc58f9ad07c776991311abe500a2714944eec2c6e
player-perf-load
686 Bytes
sha256:d4c6f76c23e049ae468777624e064091062f6bedde24623be974b72a0c9c2696
player-perf-parity
3.45 KB
sha256:e5748df7e5ed976d2461c39fa81fb498b844baf7d58d5ab4d091fdc470687e39
player-perf-scrub
942 Bytes
sha256:63c4a53891f9bef5ddb126c49ce6d5fc1044bc2b6fc672c0fea77a45e0ba218c