Upgrade pdfrx to 2.6.1

[Brady3035]

Pull Request

Summary

Upgrades the pdfrx dependency from 2.4.3 to 2.6.1. This update adjusts the SDK environment bounds (Dart >= 3.13.0, Flutter >= 3.47.0), bumps its underlying PDF rendering engine (pdfrx_engine, pdfium_dart, pdfium_flutter), and includes minor patch/transitive library adjustments.

Related Issues

Link related issues or tickets separated by commas.

• Closes #
• Fixes #
• Related to #

Type of Change

• Bug fix
• New feature
• Refactor
• Performance improvement
• UI/UX update
• Documentation update
• Build/CI change
• Other (describe): Dependency & SDK constraint update

Changes Made

• Bumping SDK constraints in pubspec.yaml:
  • dart: >=3.12.0 <4.0.0 → >=3.13.0 <4.0.0
  • flutter: >=3.44.0 → >=3.47.0
• Bumping core PDF library: pdfrx (2.4.3 → 2.6.1)
• Updating engine bindings: pdfrx_engine (0.4.2 → 0.6.0), pdfium_dart (0.2.4 → 0.3.0), pdfium_flutter (0.2.1 → 0.3.0)
• Addition of transitive UI dependencies: cupertino_ui (1.0.2), material_ui (1.1.1)
• Transitive library patch bumps: intl (0.20.2 → 0.20.3), matcher (0.12.19 → 0.12.20), meta (1.18.0 → 1.19.0), vector_math (2.2.0 → 2.4.2), test_api (0.7.11 → 0.7.12)

Platform

• Android
• iOS
• tvOS
• Web
• macOS
• Windows
• Linux
• All / Shared code

Testing

Describe how this change was tested.

• Tested on emulator / simulator
• Tested on physical device
• Manual testing completed
• Not tested (explain why):

Test Steps

1. Verify target environment is on Flutter >=3.47.0 / Dart >=3.13.0.
2. Run flutter pub get and verify dependency graph resolves cleanly.
3. Build and launch the app; open PDF viewer views to verify document rendering and native binary bindings function without error.

Test Steps

1. Viewed PDF E-book

Screenshots (if applicable)

Checklist

• Code builds successfully
• Code follows project style and conventions
• No unnecessary commented-out code
• No new warnings introduced

[Brady3035]

Am I missing something here? Or does flutter need to be updated somewhere else in the pubspec?

[github-actions]

✅ Build Successful

All platform builds passed. You can download the test artifacts below.

Platform	Status	Artifact
Android	✅ Passed	Moonfin_Android_v* + Moonfin_AndroidTV_v*
iOS	✅ Passed	Moonfin_iOS_v*_unsigned.ipa
macOS	✅ Passed	Moonfin_macOS_v*.dmg
Windows x64	✅ Passed	Moonfin_Windows_v*.exe
Windows ARM64	✅ Passed	Moonfin_WindowsARM64_v*.exe
Linux x64	✅ Passed	Moonfin_Linux_v* (deb/rpm/AppImage/snap/flatpak/tar.gz)
Linux ARM64	✅ Passed	Moonfin_LinuxARM64_v* (deb/rpm/AppImage/snap/flatpak/tar.gz)

Property	Value
Commit	e941173
Workflow run	Build #1298