Detect multiple subgraphs in single node #2619

Job	Run time
lint-js (libs/sdk-js)	31s
cd libs/langgraph / test #3.9 (langchain-core: >=0.2.39,<0.3.0)	3m 26s
cd libs/scheduler-kafka / test #3.11	1m 41s
cd libs/langgraph / test #3.9 (langchain-core: latest)	3m 16s
cd libs/scheduler-kafka / test #3.12	1m 49s
cd libs/langgraph / test #3.10 (langchain-core: >=0.2.39,<0.3.0)	4m 5s
cd libs/langgraph / test #3.10 (langchain-core: latest)	4m 5s
cd libs/langgraph / test #3.11 (langchain-core: >=0.2.39,<0.3.0)	4m 13s
cd libs/langgraph / test #3.11 (langchain-core: latest)	4m 1s
cd libs/langgraph / test #3.12 (langchain-core: >=0.2.39,<0.3.0)	4m 5s
CLI integration test / CLI integration test (3.10)	6s
cd libs/langgraph / test #3.12 (langchain-core: latest)	4m 29s
CLI integration test / CLI integration test (3.11)	7s
cd libs/checkpoint / lint #3.12	6s
cd libs/checkpoint-postgres / lint #3.12	7s
cd libs/checkpoint-sqlite / lint #3.12	6s
cd libs/cli / lint #3.12	3s
cd libs/langgraph / lint #3.12	1m 10s
cd libs/scheduler-kafka / lint #3.12	6s
cd libs/sdk-py / lint #3.12	7s
cd libs/checkpoint / test #3.9	20s
cd libs/checkpoint / test #3.10	17s
cd libs/checkpoint / test #3.11	9s
cd libs/checkpoint / test #3.12	16s
cd libs/checkpoint-postgres / test #3.9	21s

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