This release contains an updated prebuilt UF2 of the simple "circuitpython/hwtest" synth that's been updated for CircuitPython 10. It includes CircuitPython 10 for a Raspberry Pi Pico RP2040.
Installing the "hwtest_pico_rp2040.uf2" will install CircuitPython 10.0.0-alpha.3, the "hwtest" code, and all necessary libraries.