improvement(emails): update unsub page, standardize unsub process (#2… #8667

Job	Run time
Detect Version	4s
Test and Build / Test and Build	2m 21s
Check Docs Changes	0s
Build AMD64 (./docker/db.Dockerfile, ghcr.io/simstudioai/migrations, ECR_MIGRATIONS)	2m 1s
Build AMD64 (./docker/app.Dockerfile, ghcr.io/simstudioai/simstudio, ECR_APP)	5m 41s
Build AMD64 (./docker/realtime.Dockerfile, ghcr.io/simstudioai/realtime, ECR_REALTIME)	3m 7s
Build ARM64 (GHCR Only)	0s
Create GHCR Manifests	0s
Process Docs	0s
	13m 14s

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