v2.0: Responsive mode and light/dark mode

What's Changed

• Create LICENSE by @JBYT27 in #1
• Create CODE_OF_CONDUCT.md by @JBYT27 in #2
• [ImgBot] Optimize images by @imgbot in #5
• Enable error handler for 500 by @DillonB07 in #9
• Merge Replit modifications into responsive-css branch by @DillonB07 in #10
• Responsive CSS and enhancements by @DillonB07 in #11
• Bump git-api from 1.7.1 to 1.7.5 by @dependabot in #12
• Fix cards by @DillonB07 in #13
• [ENHANCEMENT] Adding Responsive CSS & General Improvements by @JBYT27 in #7
• Update images by @DillonB07 in #15
• Light/dark mode by @DillonB07 in #16

New Contributors

• @JBYT27 made their first contribution in #1
• @imgbot made their first contribution in #5
• @DillonB07 made their first contribution in #9
• @dependabot made their first contribution in #12

Full Changelog: https://github.com/JBYT27/GitHub-User-Search/commits/v2.0