20230318

panic handling using rtt (PR still outstanding)
gpio and software interrupts (PR still outstanding)

20230206

Build now using hal defined build script and linker files. Thanks to Jack N, https://github.com/noppej/esp32c3-test/tree/cleanup_build_env

20230227

Added main.rs example
Fixed cargo run runner

20230227

Initial commit
- examples/blinky.rs works