agent-client-protocol-conductor-v2.1.0

Added

• (unstable-v2) Add runnable v2 quickstart examples (#330)
• (unstable-v2) add v2 resume session builder (#329)
• (acp) add proxy protocol router for v2 (#324)
• (acp) Add v2 proxy MCP attachment (#314)
• (polyfill) Support v2 MCP-over-ACP bridge (#305)
• (conductor) add v2 proxy initialization (#302)

Added

• Add opt-in protocol-v2 initialization for agent and nested proxy chains
  through unstable_protocol_v2, including version-aware custom instantiator
  methods, raw v2 session creation routing, and the conductor binary.