risc0-build 0.7.0-dev.1

RISC Zero build helper
{
  "arch": "riscv32",
  "atomic-cas": false,
  "cpu": "generic-rv32",
  "data-layout": "e-m:e-p:32:32-i64:64-n32-S128",
  "eh-frame-header": false,
  "emit-debug-gdb-scripts": false,
  "executables": true,
  "features": "+m",
  "is-builtin": false,
  "linker": "rust-lld",
  "linker-flavor": "ld.lld",
  "llvm-target": "riscv32",
  "max-atomic-width": 0,
  "panic-strategy": "abort",
  "relocation-model": "static",
  "target-pointer-width": "32"
}