Improve character name fuzzy matching with detailed documentation (#18)

東北キャラクター追加とデフォルト変更 (#13)

Fix English 'A' contextual conversion to katakana (#11)

refactor: remove redundant browser_state update methods (#9)

refactor: remove unused methods identified by vulture (#6)

fix: Handle None values in _create_progress_html to prevent TypeError (#3)

bugfix: Remove invalid resume_from_part parameter from _create_progress_html tests (#1)

fix: Remove extracted_text from browser state updates

fix: Update model names to remove preview versions

feat: Add comprehensive unit tests and refactor complex app methods

fix: Resolve E2E test failures by updating textarea selectors

Revert "feat: Add browser state persistence for podcast script and terms agreement"

feat: Add browser state persistence for podcast script and terms agreement

fix: Fix E2E test failures and improve session initialization

fix: Fix lint issues in test files

refactor: Remove VOICEVOX_CORE_AVAILABLE flag and assume successful import

refactor: Remove unused audio generation restoration methods from PaperPodcastApp

fix: Resolve BrowserState initialization and E2E test failures

style: Apply comprehensive ruff formatting across entire codebase

fix: Address critical ruff linting issues

feat: Migrate from isort, black, flake8 to ruff for unified linting and formatting

fix: Update prompt manager state to use SECTION_BY_SECTION mode in session persistence tests

fix: Update default podcast mode to STANDARD in PromptManager and related tests

fix: Correct spelling of "spatial" in audio generation mappings

refactor: Remove unused methods and consolidate button state logic for improved code organization

feat: Enhance audio generation progress display with comprehensive tracking

feat: Implement comprehensive session persistence system

refactor: Update UserSession import path and clean up related code

feat: Enhance word splitting to handle plural uppercase words and update katakana conversion

refactor: Remove deprecated audio generation progress monitoring and update related methods

feat: Add test for converting long uppercase words to katakana

feat: Add tests for UI initialization protection functionality

refactor: Integrate audio restoration into connection recovery process

feat: Implement connection recovery and enhance audio state management

fix: Update audio generation progress methods to include terms agreement and podcast text

Add audio recovery feature and enhance audio state management

refactor: Clean up code formatting and improve readability across multiple files

feat: Enhance URL extraction and text management features

Add URL extraction feature and related tests

Refactor session management by removing SessionManager and integrating functionality into UserSession

Add Japanese translation for "spacial" in AudioGenerator

Refactor PromptManager to use class constants for default values and remove unused static methods

Refactor GeminiModel and OpenAIModel to use AVAILABLE_MODELS constant; remove unused methods and attributes

Refactor ContentExtractor to use class methods and constants for supported extensions

Implement global VOICEVOX Core manager for shared audio generation across users

Fix mypy typing errors

Refactor TextProcessor API type handling in tests and main application

Refactor API handling in TextProcessor and PaperPodcastApp to use APIType enumeration

Add explicit call to cleanup_old_sessions method in test_cleanup_old_sessions

Add session cleanup functionality and corresponding unit tests