diff --git a/CHANGELOG.md b/CHANGELOG.md
index 19a0f75..5048d7b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,18 @@
All notable changes to Mellow Visual Timer are documented in this file.
+## [0.4.1] - 2026-08-20
+
+### Fixed
+
+- Made alarm previews consistently stoppable from the settings control, including synthesized alarm sounds.
+- Decoupled timer-editor surfaces from the browser color scheme so they follow the selected app theme.
+- Widened desktop timer cards and aligned the Routine Timer interactive dial with the Basic Timer editor.
+
+### Changed
+
+- Added staged-file formatting through `lint-staged` and Prettier.
+
## [0.4.0] - 2026-08-19
### Added
diff --git a/README.md b/README.md
index 33ee468..41b693d 100644
--- a/README.md
+++ b/README.md
@@ -33,77 +33,76 @@
### 1. **Base Timer (Default Timer)**
-- Quickly set a timer by **dragging and clicking** on the clock interface.
-- Ideal for simple, immediate use without additional setup.
+- Quickly set a timer by **dragging and clicking** on the clock interface.
+- Ideal for simple, immediate use without additional setup.
### 2. **Customizable User Timers**
-- **Basic Timer**
- - Create single timers with predefined durations and custom colors.
-- **Routine Timer**
- - Group multiple Basic Timers to run sequentially.
- - Add, edit, reorder, or remove individual timer steps, including each step's duration, color, and alarm interval.
- - Start a routine once or enable repeat mode while it runs.
- - **Use cases**:
- - Pomodoro sessions (e.g., 50-minute focus + 10-minute break).
- - Workout routines with different exercises and rest periods.
- - Extending beyond the default 60-minute limit by chaining timers together.
+- **Basic Timer**
+ - Create single timers with predefined durations and custom colors.
+- **Routine Timer**
+ - Group multiple Basic Timers to run sequentially.
+ - Add, edit, reorder, or remove individual timer steps, including each step's duration, color, and alarm interval.
+ - Start a routine once or enable repeat mode while it runs.
+ - **Use cases**:
+ - Pomodoro sessions (e.g., 50-minute focus + 10-minute break).
+ - Workout routines with different exercises and rest periods.
+ - Extending beyond the default 60-minute limit by chaining timers together.
### 3. **Focus Stats & Share Cards**
-- Automatically records completed focus sessions.
-- View today's focused time, a seven-day total, session history, and day streaks.
-- Generate a shareable daily achievement card for social media.
+- Automatically records completed focus sessions.
+- View today's focused time, a seven-day total, session history, and day streaks.
+- Generate a shareable daily achievement card for social media.
### 4. **Customizable Themes**
-- Choose from five built-in themes:
- - **Beige Green**
- - **Gray Purple**
- - **Black Green**
- - **Sky Blue**
- - **Lovely Pink**
-- Adjust the color of the timer disk independently for a personalized look.
-- It is also possible to create your own custom themes.
+- Choose from five built-in themes:
+ - **Beige Green**
+ - **Gray Purple**
+ - **Black Green**
+ - **Sky Blue**
+ - **Lovely Pink**
+- Adjust the color of the timer disk independently for a personalized look.
+- It is also possible to create your own custom themes.
### 5. **Customizable Timer & Sound Settings**
-- Set the timer direction to clockwise or counter-clockwise from one settings tab.
-- Choose a preset alarm tone, control its volume, or upload a custom audio file.
+- Set the timer direction to clockwise or counter-clockwise from one settings tab.
+- Choose a preset alarm tone, control its volume, or upload a custom audio file.
### 6. **Screen Wake Lock**
-- Prevents the screen from turning off while the timer is running, ensuring uninterrupted visibility during tasks like workouts or study sessions.
+- Prevents the screen from turning off while the timer is running, ensuring uninterrupted visibility during tasks like workouts or study sessions.
### 7. **Background Functionality with Notifications**
-- Even when the app is in the background, the timer continues to function.
-- Notifications provide real-time updates on the remaining time or when the timer finishes.
+- Even when the app is in the background, the timer continues to function.
+- Notifications provide real-time updates on the remaining time or when the timer finishes.
### 8. **Intuitive and Familiar Controls**
-- Close the timer using the **ESC key** or cancel actions with the **back button**—supporting both web and app-like usage.
+- Close the timer using the **ESC key** or cancel actions with the **back button**—supporting both web and app-like usage.
### 9. **Optimized for Both Portrait and Landscape Modes**
-- Automatically adjusts the layout based on device orientation for a more user-friendly experience.
+- Automatically adjusts the layout based on device orientation for a more user-friendly experience.
### 10. **PWA Support for Web and Mobile**
-- Fully functional on both web and mobile platforms.
+- Fully functional on both web and mobile platforms.
- Install as a web app for an app-like experience on desktop and mobile devices.
-
- - On **desktop**, click the monitor icon in the address bar on Chrome to install.
+ Install as a web app for an app-like experience on desktop and mobile devices.
+ - On **desktop**, click the monitor icon in the address bar on Chrome to install.

- - On **mobile**, a prompt will appear automatically to install the app:
+ - On **mobile**, a prompt will appear automatically to install the app:

- - If not, use the menu (three dots) to find the mobile icon with "Install App" or "Add to Home Screen" option:
+ - If not, use the menu (three dots) to find the mobile icon with "Install App" or "Add to Home Screen" option:

-