Document the Marlin version, board environment, configuration files, and build process.
| Item | Value |
|---|---|
| Marlin version | |
| Board / revision | |
| Build environment | |
| Configuration.h backup | |
| Configuration_adv.h backup | |
| Date compiled / flashed |
Verify board selection, pins, thermistors, bed dimensions, probe offsets, endstops, and thermal protection before flashing.