ci(board-snapshot): mirror the board archive to Cloudflare R2 #34856

Job	Run time
filter	13s
Dogfood Regression Gate	14s
Test Core	10s
Dogfood Verify CLI	0s
Console Pin Gate	0s
Build Docs	0s
Temporal Conformance (live PG + MySQL)	0s
Test Core (${{ matrix.shard }}/6)	0s
Build Core	0s
Dogfood Regression Gate (${{ matrix.shard }}/3)	0s
	37s

Navigation Menu