Fix/avoid using a hard-code timezone#36

xiaohajiayou merged 4 commits intoxiaohajiayou:devxiaohajiayou/Leetcode-Mastery-Scheduler:devfrom

ishiko732:Fix/avoid-using-hard-code-tzishiko732/Leetcode-Mastery-Scheduler:Fix/avoid-using-hard-code-tzCopy head branch name to clipboard