dev
Refactor LLM route-first provider API (#28523)
feat(llm): cache hint TTL, breakpoint cap, and tool placement (#26779)
fix(core): make V2 reads media-aware and binary-safe (#31038)
feat(llm): add tool schema projections (#34454)
feat(core): add embedded v2 session runtime and tool foundation (#30632)
fix(core): preserve model request semantics (#30990)
Emit LLM stream lifecycle events (#26971)