Add Propshaft rerver rendering support #3

Job	Run time
check_react_and_ujs (2.7)	34s
test (npm, npm, 2.7, base)	55s
test (npm, npm, 2.7, shakapacker)	51s
test (npm, npm, 2.7, propshaft)	54s
test (npm, npm, 2.7, sprockets_3)	53s
test (npm, npm, 2.7, sprockets_4)	1m 24s
test (yarn_classic, yarn, 2.7, base)	54s
test (yarn_classic, yarn, 2.7, shakapacker)	59s
test (yarn_classic, yarn, 2.7, propshaft)	1m 2s
test (yarn_classic, yarn, 2.7, sprockets_3)	57s
test (yarn_classic, yarn, 2.7, sprockets_4)	1m 3s
test (pnpm, pnpm, 2.7, base)	53s
test (pnpm, pnpm, 2.7, shakapacker)	7m 37s
test (pnpm, pnpm, 2.7, propshaft)	55s
test (pnpm, pnpm, 2.7, sprockets_3)	1m 26s
test (pnpm, pnpm, 2.7, sprockets_4)	1m 29s
test (bun, bun, 2.7, base)	1m 0s
test (bun, bun, 2.7, shakapacker)	7m 18s
test (bun, bun, 2.7, propshaft)	51s
test (bun, bun, 2.7, sprockets_3)	1m 40s
test (bun, bun, 2.7, sprockets_4)	1m 50s
	35m 25s

Provide feedback