fix(mcp): bound and retry OAuth start so a transient stall recovers i… #23192

Job	Run time
Build AMD64 (./docker/realtime.Dockerfile, ghcr.io/simstudioai/realtime, ECR_REALTIME, ubuntu-lat...	50s
Build AMD64 (./docker/db.Dockerfile, ghcr.io/simstudioai/migrations, ECR_MIGRATIONS, ubuntu-latest)	44s
Build AMD64 (./docker/app.Dockerfile, ghcr.io/simstudioai/simstudio, ECR_APP, linux-x64-8-core)	5m 56s
Build AMD64 (./docker/pii.Dockerfile, ghcr.io/simstudioai/pii, ECR_PII, ubuntu-latest)	23s
Detect Version	5s
Test and Build / Build App	2m 49s
Test and Build / Lint and Test	2m 53s
Migrate Dev DB	0s
Deploy Trigger.dev (Dev)	0s
Build ARM64 (GHCR Only)	0s
Check Docs Changes	0s
Dedup Promotion PR	0s
Build Dev ECR	0s
Migrate DB	0s
Promote Images	-1s
Create GHCR Manifests	-1s
Process Docs	-1s
Create GitHub Release	-1s
	13m 36s

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