docs(01-08): mirror the credits, the flow-down notice and the honest scope in README

feat(01-08): wire the turn loop - text and voice turns, thinking, replay, slower, latency

feat(01-08): add the server turn - synthesis, timeline, per-request timings, directive

fix(01-05): say plainly what this build does and does not do

feat(01-05): write the Space manifest and the deployable Phase 1 shell

feat(01-06): add the viseme mapping table and banker's frame quantisation

test(01-03): enforce the transport seam statically and in a real browser

feat(01-03): add both transports, the standalone stage page and the Gradio component

feat(01-04): implement synthesize() and the shared voice dataclasses

chore(01-02): bootstrap Python 3.12 toolchain, Git LFS and package skeleton