MCP tool docs_index

Build the per-user full-text index of the documentation pages so docs_search can answer intent queries.

Category	docs
Read only	no
Destructive	no
Idempotent	yes
Reaches outside the workspace	yes
Asks for confirmation	no

Server rs3-plugin-mcp. The input schema is defined in packages/mcp/src/server.ts; the annotations above mirror annotations.ts.