wip: perf guide (#1077) #1934

Job	Run time
windows_test	2m 53s
compile_and_lint	1m 20s
test (postgres, postgres, postgres://root:[email protected]/sqlpage)	3m 45s
test (mssql, mssql, mssql://root:[email protected]/sqlpage)	2m 2s
test (mysql, mysql, mysql://root:[email protected]/sqlpage)	3m 18s
docker_build (linux/arm/v7)	5m 26s
test (odbc, postgres, Driver=PostgreSQL Unicode;Server=127.0.0.1;Port=5432;Database=sqlpage;UID=r...	3m 50s
docker_build (linux/amd64)	5m 21s
docker_build (linux/arm64)	5m 38s
docker_push	16s
	33m 49s

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