Add macOS build instructions and troubleshooting to README.md

[mrljdx]

Description

This PR enhances the README.md by adding comprehensive instructions for building Gapless (G4Music) on macOS, as well as a troubleshooting section to address common issues encountered during the build and runtime processes.

Changes Made

1. Added macOS Dependencies Section:

   • Detailed steps to install Homebrew.
   • Instructions to install necessary dependencies using Homebrew.

2. Updated Build Instructions:

   • Clarified the build steps specific to macOS environments.

3. Introduced Troubleshooting Section:

   • Provided solutions for common problems, such as the application not responding on macOS by setting the GSK_RENDERER environment variable.

Motivation and Context

Including macOS build instructions broadens the accessibility of Gapless to developers and users on macOS platforms. The troubleshooting section aims to reduce setup issues and improve the overall user experience by addressing potential problems upfront.

How to Test

1. Review the README.md:

   • Ensure that the added sections are clear, accurate, and free of typos.
   • Verify that all commands and links are correct and functional.

2. Build on macOS:

   • Follow the new instructions on a macOS machine to confirm that they work as intended.

3. Troubleshooting Steps:

   • Simulate common issues to verify that the troubleshooting steps effectively resolve them.

Screenshots (if applicable)

If you have made changes that affect the appearance of the README, such as adding images or badges, include screenshots here.

Additional Notes

• Ensure that all new dependencies are up-to-date and compatible with the latest macOS versions.
• Consider linking to relevant documentation or resources for further assistance.

[malfisya]

I am not affiliated with the project. I think this github repo is only a mirror, you should make a pull request on the gitlab repo. Cheers!