1.6.0

• Added a browser test suite by nekhvoya.
• Minify the container images by williamjmorenor.
• Fix project metadata in pyproject.toml by NeilHanlon.
• A new show route in the v1 API to view a paste.
• Logging has been reworked by shtlrs.
• Deprecated log.warn has been fixed by wookie184.
• Better user-facing errors by wookie184.
• Added new buttons on the view paste page nekhvoya.
• Fix custom logo handlers to actually show the logo.
• Various configuration and log reworks and refactoring by shtlrs.