Marcel Taeumel uploaded a new version of Chronology-Core to project The Trunk:
http://source.squeak.org/trunk/Chronology-Core-mt.78.mcz

==================== Summary ====================

Name: Chronology-Core-mt.78
Author: mt
Time: 22 April 2022, 9:35:26.762005 am
UUID: 3ec1d482-74c8-b948-a63f-cef16bbbb768
Ancestors: Chronology-Core-mt.77

Separate #timeZones from timeZonesDST. Add CET and CEST.

=============== Diff against Chronology-Core-mt.77 ===============

Item was changed:
  ----- Method: TimeZone class>>timeZones (in category 'accessing') -----
  timeZones
  	^{
  		self offset:  0 hours name: 'Universal Time' abbreviation: 'UTC'.
  		self offset:  0 hours name: 'Greenwich Mean Time' abbreviation: 'GMT'.
+ 		self offset:  1 hours name: 'Central European Time' abbreviation: 'CET'.
- 		self offset:  1 hours name: 'British Summer Time' abbreviation: 'BST'.
  		self offset:  2 hours name: 'South African Standard Time' abbreviation: 'SAST'.
  		self offset: -8 hours name: 'Pacific Standard Time' abbreviation: 'PST'.
- 		self offset: -7 hours name: 'Pacific Daylight Time' abbreviation: 'PDT'.
  		self offset: -7 hours name: 'Mountain Standard Time' abbreviation: 'MST'.
- 		self offset: -6 hours name: 'Mountain Daylight Time' abbreviation: 'MDT'.
  		self offset: -6 hours name: 'Central Standard Time' abbreviation: 'CST'.
- 		self offset: -5 hours name: 'Central Daylight Time' abbreviation: 'CDT'.
  		self offset: -5 hours name: 'Eastern Standard Time' abbreviation: 'EST'.
- 		self offset: -4 hours name: 'Eastern Daylight Time' abbreviation: 'EDT'.
  	}!

Item was added:
+ ----- Method: TimeZone class>>timeZonesDST (in category 'accessing') -----
+ timeZonesDST
+ 	^{
+ 		self offset:  1 hours name: 'British Summer Time' abbreviation: 'BST'.
+ 		self offset:  2 hours name: 'Central European Summer Time' abbreviation: 'CEST'.
+ 		self offset: -7 hours name: 'Pacific Daylight Time' abbreviation: 'PDT'.
+ 		self offset: -6 hours name: 'Mountain Daylight Time' abbreviation: 'MDT'.
+ 		self offset: -5 hours name: 'Central Daylight Time' abbreviation: 'CDT'.
+ 		self offset: -4 hours name: 'Eastern Daylight Time' abbreviation: 'EDT'.
+ 	}!