Hi Jua You,
I would recommend that you check our Github examples repo. and our FAQ page on code.siemens:
2- https://code.siemens.com/simatic-systems-support/industrial-edge/faq/-/tree/main ( For internal access only)
I hope you find this helpful.
Please don't hesitate to ask your troubleshooting questions here, there aren't any dumb questions! This way we can also learn what trouble pops up in the field.