Release v1

Time Management System integrated Google Calendar

What's Changed

• Create README file by @greyhub in #1
• Optimize calendar by @greyhub in #2
• Class calendar by @greyhub in #3
• Class calendar by @greyhub in #4
• Create LICENSE by @greyhub in #5
• Dev dat new by @greyhub in #6

New Contributors

• @greyhub made their first contribution in #1

Full Changelog: https://github.com/greyhub/calendar_manager/commits/v1.0.0