fix(library): generate every post cover from one template (#5980) #23762

Job	Run time
Detect Version	5s
Build AMD64 (./docker/db.Dockerfile, ghcr.io/simstudioai/migrations, ECR_MIGRATIONS, ubuntu-lates...	1m 42s
Build AMD64 (./docker/pii.Dockerfile, ghcr.io/simstudioai/pii, ECR_PII, ubuntu-latest, blacksmith...	29s
Build AMD64 (./docker/app.Dockerfile, ghcr.io/simstudioai/simstudio, ECR_APP, linux-x64-8-core, b...	9m 8s
Build AMD64 (./docker/realtime.Dockerfile, ghcr.io/simstudioai/realtime, ECR_REALTIME, ubuntu-lat...	1m 28s
Test and Build / Lint and Test	7m 29s
Test and Build / Build App	9m 38s
Check Docs Changes	0s
Build ARM64 (GHCR Only)	0s
Migrate Dev DB	0s
Deploy Trigger.dev (Dev)	-1s
Build Dev ECR	0s
Migrate DB / Apply Database Migrations	1m 0s
Promote Images	16s
Process Docs	-1s
Create GHCR Manifests	-1s
Create GitHub Release	-1s
	31m 11s

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