improvement(landing): scope navbar/footer to (shell) route group, ali… #15082

Job	Run time
Detect Version	5s
Test and Build / Test and Build	7m 35s
Check Docs Changes	-1s
Migrate Dev DB	0s
Build ARM64 (GHCR Only)	0s
Build Dev ECR	0s
Build AMD64 (./docker/realtime.Dockerfile, ghcr.io/simstudioai/realtime, ECR_REALTIME)	10m 33s
Build AMD64 (./docker/app.Dockerfile, ghcr.io/simstudioai/simstudio, ECR_APP)	14m 57s
Build AMD64 (./docker/db.Dockerfile, ghcr.io/simstudioai/migrations, ECR_MIGRATIONS)	4m 31s
Create GHCR Manifests	-1s
Process Docs	-1s
Create GitHub Release	-1s
	37m 37s

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