EdisonJwa 9790005c3e feat(beta): wire voice in/out end-to-end with push-to-talk (v0.2.0-beta.1)
Reaches the Internal Beta milestone of DEC-001's release sequence the
same day as Alpha. Adds voice capture and playback through the full
Flutter UI → FRB → Rust core → tsclientlib → server path.

Promotions from PoC:
  poc/audio-capture-playback-spike  →  crates/chanora_audio/

New product code:
  crates/chanora_audio/src/engine.rs — cpal capture and playback,
    audiopus Opus VoIP encoder (48 kHz mono 20 ms frames), tsclientlib
    AudioHandler for decode + jitter buffer + mix on playback,
    push-to-talk gate, graceful playback-only fallback when capture
    is unavailable.
  crates/chanora_protocol/src/adapter.rs — extended with
    voice_out_tx (clonable mpsc::Sender<OutPacket>) and
    take_voice_in() (one-shot mpsc::Receiver<InboundVoice>); main
    loop now interleaves outbound voice drain, event pumping, and
    control-request handling.
  crates/chanora_protocol/src/lib.rs — re-exports the few
    tsproto_packets types (OutAudio, OutPacket, InAudioBuf,
    AudioData, CodecType, Direction) that chanora_audio
    legitimately needs. Documented as the single deliberate
    cross-crate type re-export per SAD-067, justified by the
    performance cost of a parallel type hierarchy on the 20 ms
    voice frame.
  core/chanora_core/src/lib.rs — ChanoraSession::start_audio,
    set_ptt, audio_stats; disconnect now stops the engine first.
  crates/chanora_bridge/src/api.rs — startAudio, setPtt,
    audioStats commands and BridgeAudioStats DTO.
  apps/chanora_flutter/lib/main.dart — "Start audio" button +
    hold-to-talk PTT button with pressed/released visual state +
    live stats line (TX/RX/PTT). Stats polled every 500 ms.

ARB:
  Both en and zh-Hans gain startAudioAction, pttHoldToTalk,
  pttTransmitting, audioStatsLine. Banner updated to
  "Beta build — voice in/out wired; not production ready."

FRB config:
  flutter_rust_bridge.yaml gains local: true so codegen resolves
  the workspace member's library stem to "chanora_bridge" instead
  of falling back to "UNKNOWN".

Empirical verification (2026-05-14, against cn.teamspeak.app):
  cargo check + cargo test --workspace: all green.
  flutter analyze: 0 issues.
  flutter test: 4/4 passing including:
    - test/alpha_e2e_test.dart (regression: Alpha still works)
    - test/beta_e2e_test.dart (Beta: connect → startAudio →
      PTT cycle → disconnect against cn.teamspeak.app).
  Live smoke (cargo test alpha_smoke -- --ignored): 49 channels,
  37 clients retrieved.
  Capture stream open against the host PipeWire auto_null source
  refused (snd_pcm_hw_params); engine correctly logged the warning
  and continued in playback-only mode. TX=0 frames, RX=0 frames
  reflects the headless null-source environment; on a real mic
  host the encoder produces ~50 frames/second while PTT is held.

Honest Beta scope (NOT in this release):
  - AEC / AGC / NS / HPF DSP (DEC-007..010): AudioEffects exists
    as a struct but the filters are no-ops. Beta+ work.
  - Production-quality resampler: current code is linear
    interpolation. Beta+ work.
  - Identity persistence via chanora_storage: still ephemeral.
  - Push-to-Dart event stream: UI polls instead.
  - chanora_diagnostics tracing-layer wiring: still scaffold.
  - Mobile (Android) cdylib + UI: PoC-proven, not yet in product.
  - Reconnect / network-loss recovery for the voice path.

Docs updates:
  - docs/governance/product-decision-register.md bumped to v0.9.7
    (Beta-milestone change-history entry; no row changes).
  - docs/governance/poc-results-summary.md bumped to v0.6.0
    (RISK-PoC-005 updated with Beta progress).
2026-05-14 22:43:57 +08:00

Chanora

Chanora is a cross-platform voice communication client for TeamSpeak-compatible servers.

It is built with a shared Flutter UI and a Rust core, with TeamSpeak-compatible protocol integration isolated behind tsclientlib.

Flutter UI + Rust Core + tsclientlib

Chanora is an independent project and is not affiliated with, endorsed by, sponsored by, or officially associated with TeamSpeak.


Status

Chanora is currently in early planning and baseline-candidate design.

Current documentation baseline: v0.9.2
Current status: Baseline Candidate
Implementation status: Not production-ready

The current engineering focus is:

  • defining the system and software architecture;
  • preparing the Flutter + Rust application structure;
  • validating TeamSpeak-compatible protocol integration through tsclientlib;
  • defining cross-platform audio behavior;
  • preparing release, verification, security, privacy, and legal gates.

Target Platforms

Chanora is intended to support:

  • Windows
  • macOS
  • Linux
  • Android
  • iOS / iPadOS

Current platform policy:

Platform Baseline
iOS / iPadOS runtime target iOS 13+ unless Flutter, plugin, audio, or product constraints require raising it
App Store Connect upload gate Xcode 26+ with iOS 26 / iPadOS 26 SDK+ for upload on or after 2026-04-28
Android runtime target Android API 24+ unless Flutter, plugin, audio, or product constraints require raising it
Google Play target API Target the Google Play-required API level on upload date

The App Store / Play Store upload gates are release requirements. They are separate from local development and internal testing requirements.


Architecture Overview

Chanora separates UI, protocol logic, state synchronization, audio processing, diagnostics, and platform services.

Flutter Application
  ├─ App Shell
  ├─ Material 3 / Chanora Design System
  ├─ Feature Modules
  ├─ View Models / State
  └─ Typed Flutter/Rust Bridge

Rust Core
  ├─ Connection Manager
  ├─ State Synchronization
  ├─ Protocol Adapter
  ├─ Audio Subsystem
  ├─ Storage Services
  └─ Diagnostics

Protocol Layer
  └─ tsclientlib
      └─ TeamSpeak-compatible server

Key architecture rules:

  • Flutter does not call tsclientlib directly.
  • Protocol-specific types do not leak into the Flutter UI layer.
  • Rust Core owns protocol coordination, state synchronization, audio logic, storage services, diagnostics, and bridge-facing DTOs.
  • Flutter owns presentation, navigation, Material 3 theming, accessibility, localization presentation, and platform UI behavior.
  • Product localization and server-provided content are separated.
  • UTF-8 is the internal cross-layer text representation.
  • Non-UTF-8 conversion, if needed, occurs only at explicit protocol or platform boundaries.

MVP Direction

The current recommended MVP scope is:

Area MVP decision
Active server connections One active server connection per client instance
UI baseline Material 3 + Chanora Design System
Product language English UI first, i18n-ready architecture
Server content Preserve Unicode and do not translate server-provided content
Audio processing defaults Echo Canceller, Automatic Gain Control, Noise Suppression, and High-Pass Filter enabled where supported and stable
Audio implementation path Platform-native first; fallback isolated behind the audio subsystem
Local non-secret storage SQLite or equivalent embedded database
Secret storage Platform secure storage
Flutter/Rust bridge Stable typed bridge with generated or schema-controlled DTOs
Diagnostics Local, user-initiated export only
Telemetry None in MVP
Crash reporting Disabled unless explicitly approved later

Repository Layout

The repository documentation is expected to live under docs/.

docs/
  requirements/
    sysrs.md
    srs.md

  architecture/
    sysdes.md
    sad.md
    sdd.md

  verification/
    verification-master-plan.md
    swe4-unit-verification-plan.md
    swe5-software-integration-verification-plan.md
    swe6-software-verification-plan.md
    sys4-system-integration-verification-plan.md

  release/
    release-readiness-go-nogo-record.md
    platform-release-policy.md

  security/
    security-privacy-legal-guideline.md
    threat-model.md
    secure-storage-audit-report.md
    diagnostic-redaction-audit-report.md
    dependency-and-supply-chain-report.md

  privacy/
    privacy-policy.md

  legal/
    trademark-and-attribution-review.md

  ui-ux/
    material3-guideline.md
    material3-design-tokens.md
    material3-component-catalog.md
    adaptive-layout-platform-guide.md

  i18n/
    localization-architecture.md

  governance/
    document-index.md
    document-naming-convention.md
    traceability-matrix.md
    baseline-approval-record.md
    baseline-candidate-validation-report.md
    document-review-report.md
    product-decision-register.md
    decision-impact-assessment.md
    git-commit-message-convention.md
    repo-format-validation-report.md
    path-migration-map.md

  references/
    external-references.md
    aspice-swe2-swe3-integration-note.md

Implementation source folders may be added later. A likely structure is:

apps/
  chanora_flutter/

core/
  chanora_core/

crates/
  chanora_protocol/
  chanora_audio/
  chanora_state/
  chanora_storage/
  chanora_diagnostics/
  chanora_bridge/

The exact implementation layout should be finalized when the repository scaffold is created.


Documentation Entry Points

Start here:

Topic Document
System requirements docs/requirements/sysrs.md
Software requirements docs/requirements/srs.md
System architecture docs/architecture/sysdes.md
Software architecture docs/architecture/sad.md
Software detailed design docs/architecture/sdd.md
Verification strategy docs/verification/verification-master-plan.md
Release readiness docs/release/release-readiness-go-nogo-record.md
Platform release policy docs/release/platform-release-policy.md
Product decisions docs/governance/product-decision-register.md
Traceability docs/governance/traceability-matrix.md
Security/privacy/legal gates docs/security/security-privacy-legal-guideline.md

Engineering Process

Chanora follows this documentation hierarchy:

SysRS -> SysDes -> SRS -> SAD -> SDD

Direct traceability rules:

Document Direct upstream source
SysDes SysRS
SRS SysDes only
SAD SRS only
SDD SAD only

Verification mapping:

SDD -> SWE.4 Unit Verification
SAD + SDD -> SWE.5 Software Integration Verification
SRS -> SWE.6 Software Verification
SysDes -> SYS.4 System Integration Verification

Release readiness is tracked separately through the Go/No-Go record.


Release Readiness

A release is not approved by design documents alone.

Before an external or public release, the project must complete:

docs/release/release-readiness-go-nogo-record.md

The release decision must explicitly state:

Go
Conditional Go
No-Go

Release readiness must include:

  • release scope;
  • build number;
  • commit SHA;
  • Git tag;
  • artifact hashes;
  • satisfied P0/MVP requirements;
  • deferred requirements;
  • verification results;
  • waivers;
  • security review status;
  • platform readiness;
  • legal and OSS review status;
  • privacy policy status;
  • approval decision and approvers.

Security, privacy, and legal evidence are required before public or store release.

Required documents include:

docs/security/threat-model.md
docs/security/secure-storage-audit-report.md
docs/security/diagnostic-redaction-audit-report.md
docs/security/dependency-and-supply-chain-report.md
docs/privacy/privacy-policy.md
docs/legal/trademark-and-attribution-review.md

Important gates:

  • identity secrets and server passwords must use platform secure storage;
  • logs and diagnostic exports must redact secrets;
  • diagnostic export must be user-initiated unless a later approved policy changes this;
  • dependency licenses and vulnerabilities must be reviewed;
  • OSS notices must be prepared where required;
  • public wording must not imply official TeamSpeak affiliation;
  • privacy policy must describe local storage, diagnostics, permissions, and data handling.

Git Commit Convention

Chanora uses a Conventional Commits style format:

<type>(<scope>): <summary>

Examples:

feat(voice): add push-to-talk state handling
fix(protocol): recover channel tree after reconnect snapshot
docs(sad): add interface catalog and performance view
i18n(ui): add fallback behavior for missing localization keys
sec(diagnostics): redact server password from export bundle
release(android): prepare internal alpha build metadata

See:

docs/governance/git-commit-message-convention.md

Development

Implementation commands will be added after the repository scaffold is finalized.

Expected future commands may include:

flutter pub get
flutter test
cargo test
cargo clippy
cargo fmt

Do not treat these as authoritative until the actual Flutter/Rust workspace has been created.


Contributing

Before making a change:

  1. Check the affected requirement/design document.
  2. Confirm the correct traceability layer.
  3. Use the Git commit convention.
  4. Update docs and verification plans when the change affects requirements, architecture, detailed design, release behavior, security, privacy, or legal gates.

License

Chanora is dual-licensed under either of:

at your option. This dual-license model was Accepted on 2026-05-14 as decision DEC-020 in docs/governance/product-decision-register.md.

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in Chanora by you, as defined in the Apache-2.0 license, shall be dual-licensed as above, without any additional terms or conditions.

Third-party software bundled or linked by Chanora is listed in NOTICE with its own licenses. The complete legal review of the dependency tree (DEC-012) must complete before any public/store release. See:

docs/governance/product-decision-register.md
docs/security/dependency-and-supply-chain-report.md
docs/legal/trademark-and-attribution-review.md
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