* Reduce PPS max to 20V to avoid instability
Some PSU's cant actually run at 21V
* Creating a rough draft of a "pre start check" concept
* Newer alpine
* Cleaning up MHP detection
* Cleanup comments
* PID: Run prestart based on ADC IRQ rather than times
* MHP30: Far better startup for detecting tip gain
* Newer alpine for github CI
3bb1b7bc32