Setup TypeScript Infra #356

Job	Run time
Lint	30s
[email protected]	56s
[email protected]	56s
[email protected]	59s
[email protected]	54s
typescript@next	59s
Floating Dependencies (ubuntu-latest, chrome)	37s
Tests (ubuntu-latest, chrome, 16)	42s
Floating Dependencies (ubuntu-latest, firefox)	55s
Tests (ubuntu-latest, chrome, 18)	42s
Tests (ubuntu-latest, firefox, 16)	54s
Tests (ubuntu-latest, firefox, 18)	51s
Docs app	41s
Tests - ember-lts-3.28	56s
Tests - ember-lts-4.4	52s
Tests - ember-lts-4.12	58s
Tests - ember-release	56s
Tests - ember-beta	57s
Tests - ember-classic	59s
Tests - embroider-safe	45s
Tests - embroider-optimized	46s
Tests - ember-canary	53s
	18m 38s

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