Prompt cache debugging #5858

Job	Run time
build-and-check	3m 4s
test-integration-packages/billing	1m 3s
test-integration-common	41s
test-integration-packages/internal	1m 7s
test-integration-web	44s
test-integration-cli	42s
test-integration-sdk	1m 14s
test-common	49s
test-integration-packages/agent-runtime	46s
test-.agents	1m 7s
test-packages/agent-runtime	44s
test-packages/billing	46s
test-cli	55s
test-packages/internal	46s
test-web	53s
test-sdk	48s
	16m 9s

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