Implement TrackedArray

[NullVoxPopuli]

RFC: emberjs/rfcs#1068

[github-actions]

	This PR	main
Dev	587K └─┬ . 169K ├── runtime 159K ├── syntax 100K ├── compiler 58K ├── opcode-compiler 27K ├── manager 24K ├── validator 11K ├── program 8.9K ├── reference 7.2K ├── destroyable 6.3K ├── util 4.3K ├── node 3.4K ├── global-context 2.5K ├── wire-format 1.0K ├── vm 969B ├── encoder 844B ├── vm-babel-plugins 606B └── owner	582K └─┬ . 169K ├── runtime 159K ├── syntax 100K ├── compiler 58K ├── opcode-compiler 27K ├── manager 19K ├── validator 11K ├── program 8.9K ├── reference 7.2K ├── destroyable 6.3K ├── util 4.3K ├── node 3.4K ├── global-context 2.5K ├── wire-format 1.0K ├── vm 969B ├── encoder 844B ├── vm-babel-plugins 606B └── owner
Prod	231K └─┬ . 69K ├── syntax 63K ├── runtime 48K ├── compiler 18K ├── opcode-compiler 7.9K ├── manager 5.1K ├── validator 4.8K ├── program 3.6K ├── reference 2.4K ├── util 2.1K ├── node 1.6K ├── wire-format 1.5K ├── destroyable 737B ├── vm 594B ├── global-context 516B ├── encoder 469B ├── vm-babel-plugins 155B └── owner	230K └─┬ . 69K ├── syntax 63K ├── runtime 48K ├── compiler 18K ├── opcode-compiler 7.9K ├── manager 4.8K ├── program 4.0K ├── validator 3.6K ├── reference 2.4K ├── util 2.1K ├── node 1.6K ├── wire-format 1.5K ├── destroyable 737B ├── vm 594B ├── global-context 516B ├── encoder 469B ├── vm-babel-plugins 155B └── owner

[NullVoxPopuli]

locally:

duration phase no difference [-136ms to 57ms]
renderEnd phase no difference [-1ms to 1ms]
render1000Items1End phase no difference [-17ms to 5ms]
clearItems1End phase no difference [-9ms to 1ms]
render1000Items2End phase no difference [-12ms to 5ms]
clearItems2End phase no difference [-4ms to 0ms]
render5000Items1End phase no difference [-17ms to 36ms]
clearManyItems1End phase no difference [0ms to 3ms]
render5000Items2End phase no difference [-33ms to 17ms]
clearManyItems2End phase no difference [-1ms to 0ms]
render1000Items3End phase no difference [-70ms to 3ms]
append1000Items1End phase estimated improvement -19ms [-48ms to -2ms] OR -6.32% [-15.76% to -0.72%]
append1000Items2End phase no difference [-18ms to 12ms]
updateEvery10thItem1End phase estimated improvement -4ms [-14ms to 0ms] OR -5.58% [-19.02% to -0.09%]
updateEvery10thItem2End phase no difference [0ms to 0ms]
selectFirstRow1End phase no difference [0ms to 0ms]
selectSecondRow1End phase no difference [0ms to 0ms]
removeFirstRow1End phase no difference [0ms to 16ms]
removeSecondRow1End phase no difference [-1ms to 0ms]
swapRows1End phase no difference [-1ms to 0ms]
swapRows2End phase no difference [0ms to 0ms]
clearItems4End phase no difference [-3ms to 2ms]
paint phase no difference [0ms to 0ms]