What problem does it solve? Developers building business applications on SAP Business Technology Platform face a fragmented landscape of runtimes, programming models, services, and deployment options, and this Skill consolidates official SAP guidance into actionable instructions for the full application lifecycle. ## Core Features & Use Cases - Runtime and Model Selection: Decision matrices for choosing between CAP (Node.js/Java) on Cloud Foundry or Kyma versus ABAP Cloud with RAP. - End-to-End Workflow Guidance: Covers explore, design, develop, deploy, and run phases including CDS modeling, XSUAA security, HANA Cloud persistence, MTA packaging, and CI/CD pipelines. - Progressive Reference Library: 22 reference files covering connectivity, observability, multitenancy, partner/ISV development, testing, and operations. - Use Case: When asked to create a multitenant CAP application with HANA Cloud and deploy it to Cloud Foundry, the Skill provides the cds init/add commands, mta.yaml structure, and cf deploy steps. ## Quick Start Ask the assistant to create a CAP application with SAP HANA Cloud and XSUAA authentication and deploy it to Cloud Foundry.