<!-- disableFinding(all) -- <!-- mdlint off -- Secure n-tier serverless web application with strict private application tiers This skill guides agents through the workflow of designing and implementing a secure serverless web application with as many architectural design layers as specified by the user. It uses Cloud Run for the serverless layers and Cloud SQL for PostgreSQL as the data layer. A three-tier web application might be represented in three architectural layers: a Cloud Run presentation layer, a Cloud Run application layer, and a Cloud SQL for PostgreSQL database layer. The archite…