Add Freebuff /model alias #6632

Job	Run time
build-and-check	3m 5s
test-integration-packages/billing	59s
test-integration-packages/internal	1m 4s
test-integration-sdk	1m 23s
test-integration-common	41s
test-integration-cli	43s
test-integration-packages/agent-runtime	47s
test-common	44s
test-cli	53s
test-packages/billing	43s
test-integration-web	40s
test-packages/internal	50s
test-web	49s
test-.agents	41s
test-sdk	49s
test-packages/agent-runtime	58s
	15m 49s

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