refactor: add extensibility API helper

[BioPhoton]

This PR includes:

• types for performance.mark/measure options
• helper for performance.mark/measure option creation

[nx-cloud]

View your CI Pipeline Execution ↗ for commit 26358b6

Command	Status	Duration	Result
nx affected -t int-test --parallel=3	✅ Succeeded	1m 3s	View ↗

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☁️ Nx Cloud last updated this comment at 2026-01-09 21:13:59 UTC

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commit: 26358b6

[github-actions]

Code PushUp

🤨 Code PushUp report has both improvements and regressions – compared current commit 36b57cf with previous commit 4d69dc3.

🕵️ See full comparison in Code PushUp portal 🔍

🏷️ Categories

🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Performance	🔴 36	🔴 33
Documentation	🔴 36	🔴 36
Code coverage	🟢 91	🟢 91
Bug prevention	🟡 75	🟡 75
Axe Accessibility	🟡 88	🟡 88
Code style	🟢 99	🟢 99	–
Security	🟡 51	🟡 51	–
Updates	🟡 78	🟡 78	–
Type Safety	🟡 67	🟡 67	–
Miscellaneous	🟡 67	🟡 67	–
Accessibility	🟢 92	🟢 92	–
Best Practices	🟢 100	🟢 100	–
SEO	🟢 92	🟢 92	–

👍 1 group improved, 👎 2 groups regressed, 👍 4 audits improved, 👎 7 audits regressed, 12 audits changed without impacting score

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Lighthouse	Performance	🔴 36	🔴 33
JSDocs coverage	Documentation coverage	🔴 36	🔴 36
Code coverage	Code coverage metrics	🟢 91	🟢 91

31 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Lighthouse	Initial server response time was short	🟥 Root document took 630 ms	🟩 Root document took 580 ms
Lighthouse	Total Blocking Time	🟥 1,780 ms	🟥 3,200 ms
Lighthouse	First Contentful Paint	🟥 3.1 s	🟥 3.3 s
Lighthouse	Speed Index	🟥 6.7 s	🟥 7.2 s
JSDocs coverage	Types coverage	🟥 248 undocumented types	🟥 248 undocumented types
Lighthouse	Time to Interactive	🟥 13.4 s	🟥 14.8 s
Code coverage	Line coverage	🟨 87 %	🟨 86.6 %
JSDocs coverage	Functions coverage	🟥 587 undocumented functions	🟥 597 undocumented functions
Code coverage	Function coverage	🟩 94 %	🟩 94.1 %
JSDocs coverage	Variables coverage	🟥 268 undocumented variables	🟥 270 undocumented variables
Code coverage	Branch coverage	🟨 87.3 %	🟨 87.3 %
Lighthouse	Avoids enormous network payloads	🟩 Total size was 2,106 KiB	🟩 Total size was 2,117 KiB
Lighthouse	Minimizes main-thread work	🟥 9.3 s	🟥 13.4 s
Lighthouse	JavaScript execution time	🟥 4.4 s	🟥 6.8 s
Lighthouse	Metrics	🟩 100%	🟩 100%
Lighthouse	Largest Contentful Paint	🟥 11.5 s	🟥 12.5 s
Lighthouse	Max Potential First Input Delay	🟥 1,090 ms	🟥 1,930 ms
Lighthouse	Server Backend Latencies	🟩 260 ms	🟩 890 ms
Lighthouse	Reduce unused JavaScript	🟥 Potential savings of 221 KiB	🟥 Potential savings of 222 KiB
Lighthouse	Remove duplicate modules in JavaScript bundles	🟥 Potential savings of 107 KiB	🟥 Potential savings of 106 KiB
Lighthouse	Uses efficient cache policy on static assets	🟨 31 resources found	🟨 31 resources found
Lighthouse	Reduce unused CSS	🟥 Potential savings of 95 KiB	🟥 Potential savings of 95 KiB
Lighthouse	Network Round Trip Times	🟩 20 ms	🟩 50 ms

656 other audits are unchanged.

[github-actions]

Code PushUp

🤨 Code PushUp report has both improvements and regressions – compared current commit 36b57cf with previous commit 4d69dc3.

💼 Project utils

🤨 Code PushUp report has both improvements and regressions.

🕵️ See full comparison in Code PushUp portal 🔍

🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Documentation	🔴 38	🔴 40
Code coverage	🟢 95	🟢 94

4 other categories are unchanged.

👍 1 group improved, 👎 1 group regressed, 👍 2 audits improved, 👎 3 audits regressed, 1 audit changed without impacting score

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
JSDocs coverage	Documentation coverage	🔴 38	🔴 40
Code coverage	Code coverage metrics	🟢 95	🟢 94

13 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
JSDocs coverage	Types coverage	🟥 47 undocumented types	🟥 47 undocumented types
Code coverage	Line coverage	🟩 97 %	🟩 94.5 %
JSDocs coverage	Functions coverage	🟥 236 undocumented functions	🟥 246 undocumented functions
Code coverage	Function coverage	🟩 95.6 %	🟩 95.7 %
JSDocs coverage	Variables coverage	🟥 40 undocumented variables	🟥 42 undocumented variables
Code coverage	Branch coverage	🟩 91.9 %	🟩 91.9 %

438 other audits are unchanged.

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13 other projects are unchanged.

[hanna-skryl]

LGTM!