chore(mas): initialize split project metadata

Ariver

2026-07-12 33f00a1136c9f7e501b989d432b709d632905304

 .gitignore

@@ -1,5 +1,6 @@
# OS/editor noise
.DS_Store
._*
*.swp
*.swo

@@ -57,6 +58,10 @@
/.codex/
/.worktrees/

# Recovery input snapshots are not active source roots.
/C1.source/privatevoice-2.2.1-recovered.src/
/C1.source/privatevoice-2.2.1-recovered.src.RECOVERY.md

# Release packages, certificates, logs, and upload artifacts are local outputs.
/Release/