ci: Split ci into ci and release workflows #683

Job	Run time
Build / Nix - MacOS	4m 39s
Build / Stack - FreeBSD from CirrusCI	5m 40s
Build / Stack - Linux aarch64	2m 24s
Build / Stack - MacOS	2m 13s
Build / Cabal - Linux x86-64 - GHC 9.6.6	2m 29s
Build / Stack - Windows	16m 29s
Build / Nix - Linux x86-64 static	1m 48s
Build / Cabal - Linux x86-64 - GHC 9.8.2	2m 36s
Docs / Build	44s
Docs / Spellcheck	36s
Check / Lint & Style	1m 22s
Test / Coverage	6m 37s
Test / Memory	3m 5s
Test / PG 12	5m 40s
Test / Loadtest	6m 58s
Test / PG 13	5m 37s
Test / PG 14	5m 40s
Test / PG 15	5m 41s
Test / PG 16	5m 40s
Test / PG 17	5m 31s
Tag	6s
	1h 31m 35s

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