- add shared LXMF wire codecs for app-data payloads, link requests/responses, resource advertisements, and propagation batches
- implement ESP LXMF app-data send/receive, active link sessions, resource chunking, propagation announces, and verified envelope delivery
- propagate want_response through team and hostlink flows, track team members for unicast fan-out when broadcast app-data is unavailable, and publish node position updates from team position events
- advertise broadcast app-data support on MeshCore/Meshtastic adapters and replace fixed-size Reticulum token buffers with dynamic storage