Weekly github digest (Web Performance WG specs)

Issues
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* w3c/performance-timeline (+1/-0/💬0)
  1 issues created:
  - Update to constructor operations (by Ms2ger)
    https://github.com/w3c/performance-timeline/issues/150 

* w3c/resource-hints (+0/-0/💬4)
  1 issues received 4 new comments:
  - #82 Prefetch and double-key caching (4 by annevk, domfarolino, youennf)
    https://github.com/w3c/resource-hints/issues/82 [Prefetch] 

* w3c/device-memory (+1/-0/💬0)
  1 issues created:
  - Apple'WebKit' (by rniwa)
    https://github.com/w3c/device-memory/issues/24 




Repositories tracked by this digest:
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* https://github.com/w3c/hr-time
* https://github.com/w3c/performance-timeline
* https://github.com/w3c/resource-timing
* https://github.com/w3c/navigation-timing
* https://github.com/w3c/user-timing
* https://github.com/w3c/beacon
* https://github.com/w3c/page-visibility
* https://github.com/w3c/preload
* https://github.com/w3c/resource-hints
* https://github.com/w3c/requestidlecallback
* https://github.com/w3c/device-memory
* https://github.com/w3c/paint-timing
* https://github.com/w3c/longtasks
* https://github.com/w3c/server-timing