Initial commit: ReTeamSpeak cross-platform TeamSpeak client

- tscore: Protocol implementation (packets, crypto, connection handshake)
- tsaudio: Audio engine (capture, playback, codec, VAD, jitter buffer)
- tsdb: SQLite database (identities, bookmarks, messages, settings)
- shared: Core types and events
- tauri-app: Tauri v2 desktop application with React frontend
- docs: SRS, SAD, SDD documentation
- CI/CD: GitHub Actions workflow
- 32 unit tests passing

.gitignore

@@ -0,0 +1,51 @@
+# Reference repos (embedded git repos)
+refercence/Qint/
+refercence/SimpleBot/
+refercence/ts3stats/
+refercence/tsclientlib/
+refercence/tsdeclarations/
+
+# Rust
+src/target/
+**/*.rs.bk
+
+# Node
+src/tauri-app/frontend/node_modules/
+src/tauri-app/frontend/dist/
+
+# Build artifacts
+build/
+*.exe
+*.dll
+*.so
+*.dylib
+*.dmg
+*.msi
+*.app
+*.deb
+*.rpm
+*.AppImage
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
+desktop.ini
+
+# Database
+*.db
+*.db-shm
+*.db-wal
+
+# Logs
+*.log
+
+# Temp
+temp/
+tmp/