docs: update CHANGELOG.md and README.md for v0.31.3 [skip ci] (#637)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

CHANGELOG.md

@@ -1,6 +1,62 @@
 # Changelog
 
 
+## v0.31.3 (2026-10-03)
+
+### Features
+
+- flatpak and snap support
+- german translation
+- privacy settings
+
+### Bug Fixes
+
+- flake next build
+- settings bar fade
+- unused static on linux and macos
+- flake build
+- donut-sync test storage
+- windows e2e harness
+- windows path handling
+- first browser download stuck at 0%
+- windows default browser detection
+
+### Refactoring
+
+- cleanup
+- cleanup
+- use std LazyLock
+
+### Maintenance
+
+- chore: linting
+- chore: linting
+- chore: linting
+- ci(deps): bump the github-actions group with 3 updates
+- chore: linting
+- chore: pnpm self-update
+- ci(deps): bump the github-actions group across 1 directory with 2 updates
+- ci: test flatpak in release runs
+- chore: keep shadowsocks below 1.25
+- ci: attach flatpak and snap to releases
+- ci: hold back breaking majors
+- ci: fix snap smoke test
+- test: fix schedule e2e race
+- ci: fix linux packages cache
+- chore: sync e2e lockfile
+- chore: fix node deprecation warning
+- chore: cleanup
+- ci: cleanup
+- chore: update dependencies
+- test: cleanup
+- chore: update flake.nix for v0.31.2 [skip ci] (#623)
+
+### Other
+
+- deps(deps): bump the frontend-dependencies group with 67 updates (#635)
+- deps(rust)(deps): bump the rust-dependencies group (#630)
+
+
 ## v0.31.2 (2026-09-23)
 
 ### Bug Fixes

README.md

@@ -46,7 +46,7 @@
 
 | | Apple Silicon | Intel |
 |---|---|---|
-| **DMG** | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut_0.31.2_aarch64.dmg) | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut_0.31.2_x64.dmg) |
+| **DMG** | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut_0.31.3_aarch64.dmg) | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut_0.31.3_x64.dmg) |
 
 Or install via Homebrew:
 
@@ -56,15 +56,15 @@ brew install --cask donut
 
 ### Windows
 
-[Download Windows Installer (x64)](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut_0.31.2_x64-setup.exe) · [Portable (x64)](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut_0.31.2_x64-portable.zip)
+[Download Windows Installer (x64)](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut_0.31.3_x64-setup.exe) · [Portable (x64)](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut_0.31.3_x64-portable.zip)
 
 ### Linux
 
 | Format | x86_64 | ARM64 |
 |---|---|---|
-| **deb** | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut_0.31.2_amd64.deb) | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut_0.31.2_arm64.deb) |
-| **rpm** | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut-0.31.2-1.x86_64.rpm) | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut-0.31.2-1.aarch64.rpm) |
-| **AppImage** | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut_0.31.2_amd64.AppImage) | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.2/Donut_0.31.2_aarch64.AppImage) |
+| **deb** | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut_0.31.3_amd64.deb) | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut_0.31.3_arm64.deb) |
+| **rpm** | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut-0.31.3-1.x86_64.rpm) | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut-0.31.3-1.aarch64.rpm) |
+| **AppImage** | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut_0.31.3_amd64.AppImage) | [Download](https://github.com/zhom/donutbrowser/releases/download/v0.31.3/Donut_0.31.3_aarch64.AppImage) |
 <!-- install-links-end -->
 
 Or install via package manager: