Post new sign up reasons to slack, not plain #2607

Job	Run time
typecheck / typecheck	5m 0s
typecheck / typecheck	5m 0s
units / 🧪 Unit Tests	13m 59s
units / 🧪 Unit Tests	6m 46s
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	2m 59s
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	2m 59s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	2m 40s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	2m 40s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	5m 25s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	5m 25s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	5m 41s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	5m 41s
	1h 4m 15s

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