Prepare PolyTalk CE 0.3.0 release

Author: bizzappdev

CHANGELOG.md

@@ -2,12 +2,23 @@
 
 All notable changes to PolyTalk CE are documented in this file.
 
-PolyTalk CE uses app versions such as `0.1.0` and Git tags such as `v0.1.0-ce`.
+PolyTalk CE uses app versions such as `0.3.0` and Git tags such as `v0.3.0-ce`.
 
 ## Unreleased
 
 - No unreleased changes yet.
 
+## 0.3.0 - 2026-06-13
+
+- Added Supertonic TTS support for Japanese and Korean, including Docker Compose service configuration and provider-specific examples.
+- Added language-based TTS provider routing so selected languages can use Supertonic while other languages continue using the default Piper path.
+- Added context-aware translation prompts using bounded prior source/target translation history.
+- Added optional shared tab/page visual context summarization for tab-audio sessions, with screenshot summaries passed as translation hints.
+- Improved streaming STT behavior for leading startup silence and pause-flushed speech windows.
+- Added GitLab CI checks for pre-commit validation, tests, and coverage artifacts.
+- Expanded README and configuration examples for provider compatibility, visual context, STT tuning, benchmarking, and self-hosted deployment.
+- Added tests for Supertonic TTS, contextual translation, visual context routing, and STT silence handling.
+
 ## 0.1.0 - 2026-05-29
 
 - Initial public Community Edition release baseline.

app/version.py

@@ -3,4 +3,4 @@
 
 """PolyTalk application version."""
 
-__version__ = "0.1.0"
+__version__ = "0.3.0"