Build and publish preview version #104

Job	Run time
Prepare preview build	9s
Build Setup (clean, tools, schemas, lint, fmt)	5m 9s
Build cloud-helpers binary	4m 0s
Run tests	1m 31s
Build github-actions binary	5m 16s
Build sc for darwin/arm64	5m 55s
Build sc for darwin/amd64	6m 2s
Build sc for linux/amd64	4m 22s
Docker build and push preview github-actions image	6m 51s
Docker build and push preview cloud-helpers image	3m 15s
Publish preview SC binaries to dist	4m 9s
Create release commit and push git tag	12s
Finalize preview build	6s
	46m 57s

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