Inplement runtime portion of RFC #931 #9779

Job	Run time
Type Checking (current version)	48s
Linting	1m 3s
Basic Test	1m 30s
Type Checking (other supported versions) (4.9)	1m 6s
Type Checking (other supported versions) (5.0)	1m 5s
Type Checking (other supported versions) (5.1)	57s
Type Checking (other supported versions) (5.2)	1m 2s
Type Checking (other supported versions) (5.3)	56s
Blueprint Tests	8m 6s
All deprecations enabled	1m 32s
Smoke tests (Full Ember Apps) (classic-basics)	1m 10s
All deprecations enabled, with optional features	1m 27s
Browser Tests (Firefox)	1m 44s
Smoke tests (Full Ember Apps) (embroider-basics)	1m 13s
Deprecations as errors	1m 32s
Browserstack Tests (Safari, Edge)	3m 25s
Deprecations as errors, with optional features	1m 34s
Production build	1m 31s
Node.js Tests	52s
Production build, with optional features	1m 31s
Publish alpha from default branch	0s
Deploy tags to npm	0s
Notify Discord	0s
Publish channel to s3	0s
	34m 4s

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