Add ECR support for remote builds #3058

Job	Run time
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	4m 57s
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	2m 36s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	6m 19s
typecheck / typecheck	5m 6s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	2m 11s
units / packages / 🧪 Unit Tests: Packages (1, 1)	3m 30s
units / webapp / 🧪 Unit Tests: Webapp (4, 10)	2m 20s
units / webapp / 🧪 Unit Tests: Webapp (7, 10)	11m 36s
units / webapp / 🧪 Unit Tests: Webapp (5, 10)	5m 14s
units / webapp / 🧪 Unit Tests: Webapp (6, 10)	2m 37s
units / webapp / 🧪 Unit Tests: Webapp (1, 10)	2m 16s
units / internal / 🧪 Unit Tests: Internal (1, 8)	5m 43s
units / webapp / 🧪 Unit Tests: Webapp (10, 10)	2m 9s
units / webapp / 🧪 Unit Tests: Webapp (8, 10)	3m 16s
units / internal / 🧪 Unit Tests: Internal (6, 8)	3m 48s
units / internal / 🧪 Unit Tests: Internal (7, 8)	4m 54s
units / internal / 🧪 Unit Tests: Internal (8, 8)	2m 17s
units / internal / 🧪 Unit Tests: Internal (3, 8)	4m 2s
units / webapp / 🧪 Unit Tests: Webapp (2, 10)	2m 35s
units / webapp / 🧪 Unit Tests: Webapp (3, 10)	2m 33s
units / internal / 🧪 Unit Tests: Internal (5, 8)	3m 18s
units / internal / 🧪 Unit Tests: Internal (2, 8)	4m 22s
units / internal / 🧪 Unit Tests: Internal (4, 8)	4m 49s
units / webapp / 🧪 Unit Tests: Webapp (9, 10)	2m 11s
units / packages / 📊 Merge Reports	21s
units / internal / 📊 Merge Reports	20s
units / webapp / 📊 Merge Reports	23s
	1h 35m 43s

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