chore(01-08): surface the synthesiser warm-up time in the app log and record the SC-4 guard

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

fix(01-05): declare the @spaces.GPU function ZeroGPU refuses to start without

fix(01-05): expose a module-level `demo` for the Space runner

fix(01-05): put src/ on sys.path so the Space can import the package

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

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