Fix custom server emojis displaying as raw shortcodes in headers - #2496

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v3. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

'No images provided to post.' is missing or not translated in tr in file: /Users/runner/work/IceCubesApp/IceCubesApp/IceCubesApp/Resources/Localization/Localizable.xcstrings

'No images provided to post.' is missing or not translated in nb in file: /Users/runner/work/IceCubesApp/IceCubesApp/IceCubesApp/Resources/Localization/Localizable.xcstrings

'No images provided to post.' is missing or not translated in ja in file: /Users/runner/work/IceCubesApp/IceCubesApp/IceCubesApp/Resources/Localization/Localizable.xcstrings

'No images provided to post.' is missing or not translated in en-GB in file: /Users/runner/work/IceCubesApp/IceCubesApp/IceCubesApp/Resources/Localization/Localizable.xcstrings

'No images provided to post.' is missing or not translated in nl in file: /Users/runner/work/IceCubesApp/IceCubesApp/IceCubesApp/Resources/Localization/Localizable.xcstrings

'No images provided to post.' is missing or not translated in zh-Hans in file: /Users/runner/work/IceCubesApp/IceCubesApp/IceCubesApp/Resources/Localization/Localizable.xcstrings

'No images provided to post.' is missing or not translated in ca in file: /Users/runner/work/IceCubesApp/IceCubesApp/IceCubesApp/Resources/Localization/Localizable.xcstrings

'No images provided to post.' is missing or not translated in be in file: /Users/runner/work/IceCubesApp/IceCubesApp/IceCubesApp/Resources/Localization/Localizable.xcstrings

'No images provided to post.' is missing or not translated in eu in file: /Users/runner/work/IceCubesApp/IceCubesApp/IceCubesApp/Resources/Localization/Localizable.xcstrings