* removed timing from IMetricsAggregator
* duration of timing metric of MetricsApi now equals span duration
* local metrics aggregator is fetch directly from the span in the timing api

* Add start_type to app context

* Create app contexst in case it doesn't exist

* Add changelog

* Fix test fixtures

* Fix tests

* performance collectors are called independently from profiling (now transactions get frames measurements)
* TimeSpan.getStartTimestamp is now a SentryNanotimeDate, to fix FrameMetricsCollector on app start transactions

* Add ttid/ttfd contribution flags

* Update Changelog

* Add ui namespace

* Update according to develop docs

* consider main thread info for contribution flags

* Remove `timestampMs` from `LocalMetricsAggregator`
* put `toStatsdType` in enum directly
* beforeMetric wrapped in try catch
* flush check if there are metrics before scheduling again

* reverted TimeSpan.getStartTimestamp to SentryLongDate, to not break hybrid sdks
* fixed SpanFrameMetricsCollector.realNanos (it now checks the date type and reacts accordingly)

* Supply a token for CODECOV and bump to action v4

* Update codecov commit

---------

Co-authored-by: Giancarlo Buenaflor <giancarlo_buenaflor@yahoo.com>

)

* Fix large frame delay values

* Update changelog

…ns for Hybrid SDKs (#3454)

* Do not crash when installing shutdown hook

* Changelog