Add Round 4 Parakeet planning docs

Ariver

2026-06-03 35f7ccfbc29b322306983bf800c120ba816e3e8e

 privatevoice.src/internal/model/profile.go

@@ -2,6 +2,7 @@

const (
   DefaultModelID    = "sensevoice-zh"
   MoonshineModelID  = "moonshine-en"
   DefaultLanguageID = "zh-CN"
   EnglishLanguageID = "en"
)