v0.0.15

This is a bugfix update, no new content added.

Hello everyone, this patch address issues found from the previous version.

Here's the changelog:

• Add tutorial that's shown once at the start of the game (can be seen again in setting menu)
• Add exit game button, and social media buttons in setting menu
• Fix Pawloo custom name not updated after prologue
• Fix wrong scene naming on customers
• Fix expired discord link
• Add compability script for device that doesn't support vulkan
• Optimize texture loading to reduce vram usage (attempt to support low vram device)
• Reduce assets resolution (it was wayyy too high) to reduce game size and vram usage