Add view transitions theme support in abstracted way with sensible defaults #1046

Job	Run time
Test twentytwentyone build script	57s
twentytwentyfive empty file check	7s
twentytwentyfour empty file check	5s
twentytwentythree empty file check	5s
Test twentytwenty build script	26s
twentytwentytwo empty file check	4s
Test twentynineteen build script	13s
twentytwentyone empty file check	5s
twentytwenty empty file check	4s
twentynineteen empty file check	5s
twentyseventeen empty file check	7s
twentysixteen empty file check	6s
twentyfifteen empty file check	6s
twentyfourteen empty file check	6s
twentythirteen empty file check	7s
twentytwelve empty file check	6s
twentyeleven empty file check	6s
twentyten empty file check	6s
Create twentytwentyfive ZIP file	4s
Create twentytwentyfour ZIP file	4s
Create twentytwentythree ZIP file	5s
Create twentytwentytwo ZIP file	5s
Create twentytwentyone ZIP file	5s
Create twentytwenty ZIP file	4s
Create twentynineteen ZIP file	4s
Create twentyseventeen ZIP file	5s
Create twentysixteen ZIP file	8s
Create twentyfifteen ZIP file	8s
Create twentyfourteen ZIP file	4s
Create twentythirteen ZIP file	7s
Create twentytwelve ZIP file	4s
Create twentyeleven ZIP file	5s
Create twentyten ZIP file	5s
Slack Notifications	0s
Failed workflow tasks	0s
	4m 18s

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