correct timezone for schedules

[worldofjoni]

Timezone of parse schedules is now queried from OS on startup.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.06%. Comparing base (e49af4c) to head (e516b78).
Report is 4 commits behind head on main.

❗ Current head e516b78 differs from pull request most recent head 81713c5. Consider uploading reports for the commit 81713c5 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #148      +/-   ##
==========================================
+ Coverage   93.00%   93.06%   +0.05%     
==========================================
  Files          38       38              
  Lines        1645     1658      +13     
==========================================
+ Hits         1530     1543      +13     
  Misses        115      115              

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[worldofjoni]

Note to myself @worldofjoni:
do not forget to change the parse time in the production install