Use this skill when grounding Agentforce agents with retrieved knowledge using Data Cloud vector search, configuring vector search indexes, selecting chunking and embedding strategies, or controlling how retrieved context flows through the Einstein Trust Layer into prompts. NOT for Data Cloud data model setup (use a Data Cloud skill), NOT for Agentforce agent creation or topic design (use agentforce-agent-creation or agent-topic-design), and NOT for BYO LLM configuration (use model-builder-and-byollm).