feat(ci): auto-create github releases and add workflow permissions (#… #9132

Job	Run time
Detect Version	4s
Test and Build / Test and Build	6m 55s
Check Docs Changes	0s
Build AMD64 (./docker/realtime.Dockerfile, ghcr.io/simstudioai/realtime, ECR_REALTIME)	3m 25s
Build AMD64 (./docker/app.Dockerfile, ghcr.io/simstudioai/simstudio, ECR_APP)	9m 1s
Build AMD64 (./docker/db.Dockerfile, ghcr.io/simstudioai/migrations, ECR_MIGRATIONS)	3m 1s
Build ARM64 (GHCR Only)	0s
Create GHCR Manifests	0s
Process Docs	0s
Create GitHub Release	0s
	22m 26s

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