feat: make modified an actual long #766

Job	Run time
test-server	22s
test-fake-database	24s
framework (random, no-auth)	4m 35s
core (random, all-features)	36m 25s
framework (controlled, no-auth)	3m 51s
core (random, single-seller)	33m 58s
core (random, no-payment-reconciliation)	34m 22s
core (random, no-auth)	35m 35s
core (random, no-tax-calculation)	33m 34s
core (random, prepayment-always-required)	33m 56s
core (random, facilityuse-has-slots)	34m 25s
core (controlled, all-features)	37m 2s
core (controlled, single-seller)	35m 47s
core (controlled, no-payment-reconciliation)	37m 1s
core (controlled, no-auth)	40m 46s
core (controlled, no-tax-calculation)	34m 54s
core (controlled, prepayment-always-required)	34m 48s
core (controlled, facilityuse-has-slots)	36m 15s
publish-server	0s
publish-fake-database	0s
deploy-reference-implementation	0s
	8h 28m 0s

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