feat: Add a demo of SpringBoot #10 #38

Job	Run time
basic (mysql-connector-python, python) / ci	1m 22s
basic (oceanbase-client, java) / ci	1m 40s
basic (mysql-connector-java, java) / ci	1m 39s
basic (go-sql-driver, golang) / ci	1m 29s
basic (pymysql, python) / ci	1m 26s
basic (testcontainers-java, java, false) / ci	2m 49s
	10m 25s

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