feat(slack): added ephemeral message send tool, updated ci, updated d… #10351

Job	Run time
Detect Version	4s
Test and Build / Test and Build	2m 51s
Check Docs Changes	0s
Build AMD64 (./docker/app.Dockerfile, ghcr.io/simstudioai/simstudio, ECR_APP)	6m 12s
Build AMD64 (./docker/realtime.Dockerfile, ghcr.io/simstudioai/realtime, ECR_REALTIME)	3m 30s
Build AMD64 (./docker/db.Dockerfile, ghcr.io/simstudioai/migrations, ECR_MIGRATIONS)	1m 13s
Build ARM64 (GHCR Only)	0s
Process Docs	0s
Create GitHub Release	0s
Create GHCR Manifests	0s
	13m 50s

Provide feedback