1# Changelog
2 
3All notable changes to this project will be documented in this file.
4 
5The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
6and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
7 
8## [1.3.0] - 2025-11-21
9 
10### Added
11- **Modular Architecture** - Refactored codebase for better maintainability
12  - New `config.py` - Centralized configuration (paths, selectors, timeouts)
13  - New `browser_utils.py` - BrowserFactory and StealthUtils classes
14  - Cleaner separation of concerns across all scripts
15 
16### Changed
17- **Timeout increased to 120 seconds** - Long queries no longer timeout prematurely
18  - `ask_question.py`: 30s → 120s
19  - `browser_session.py`: 30s → 120s
20  - Resolves Issue #4
21 
22### Fixed
23- **Thinking Message Detection** - Fixed incomplete answers showing placeholder text
24  - Now waits for `div.thinking-message` element to disappear before reading answer
25  - Answers like "Reviewing the content..." or "Looking for answers..." no longer returned prematurely
26  - Works reliably across all languages and NotebookLM UI changes
27 
28- **Correct CSS Selectors** - Updated to match current NotebookLM UI
29  - Changed from `.response-content, .message-content` to `.to-user-container .message-text-content`
30  - Consistent selectors across all scripts
31 
32- **Stability Detection** - Improved answer completeness check
33  - Now requires 3 consecutive stable polls instead of 1 second wait
34  - Prevents truncated responses during streaming
35 
36## [1.2.0] - 2025-10-28
37 
38### Added
39- Initial public release
40- NotebookLM integration via browser automation
41- Session-based conversations with Gemini 2.5
42- Notebook library management
43- Knowledge base preparation tools
44- Google authentication with persistent sessions
45