Enable release mode builds #31

Job	Run time
Unit tests / Construct unit test matrix	4s
Cxx interop / Construct Cxx interop matrix	4s
Release builds / Construct release build matrix	6s
Soundness / API breakage check	4m 40s
Soundness / Unacceptable language check	6s
Soundness / License headers check	4s
Soundness / Broken symlinks check	6s
Soundness / Format check	40s
Soundness / YAML lint check	5s
Soundness / Documentation check	3m 10s
Soundness / Shell check	34s
Soundness / Python lint check	4s
Cxx interop / Swift 6 language mode	3m 0s
Static SDK / Static SDK / Linux (main Jammy)	4m 36s
Static SDK / Static SDK / Linux (latest-release Jammy)	3m 40s
Unit tests / Unit tests / Linux (nightly-next)	3m 50s
Unit tests / Unit tests / Linux (6.0)	3m 7s
Unit tests / Unit tests / Linux (nightly-main)	3m 59s
Unit tests / Unit tests / Linux (6.1)	3m 2s
Unit tests / Unit tests / Linux (5.10)	2m 42s
Cxx interop / Cxx interop / Linux (5.10)	2m 51s
Cxx interop / Cxx interop / Linux (nightly-next)	4m 10s
Cxx interop / Cxx interop / Linux (6.0)	3m 10s
Cxx interop / Cxx interop / Linux (6.1)	3m 12s
Cxx interop / Cxx interop / Linux (nightly-main)	3m 59s
Release builds / Release builds / Linux (nightly-next)	5m 26s
Release builds / Release builds / Linux (5.10)	3m 49s
Release builds / Release builds / Linux (6.0)	4m 31s
Release builds / Release builds / Linux (nightly-main)	5m 14s
Release builds / Release builds / Linux (6.1)	3m 56s
	1h 17m 57s

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