Set `java.home` and added some comments #241

Job	Run time
Test Processing	4m 17s
(linux/aarch64) Create Processing Build	7m 59s
(windows/x64) Create Processing Build	6m 8s
(linux/x64) Create Processing Build	9m 30s
(macos/aarch64) Create Processing Build	4m 22s
(macos/x64) Create Processing Build	8m 43s
	40m 59s

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