add prepare-rust

Author: anonrig

justfile

@@ -15,6 +15,11 @@ prepare:
   cargo install gen-compile-commands watchexec-cli
   just create-external
   just compile-commands
+  just prepare-rust
+
+prepare-rust:
+  rustup install 1.90.0
+  rustup component add rust-analyzer --toolchain 1.90.0
 
 prepare-ubuntu:
   sudo apt-get install -y --no-install-recommends libc++abi1-19 libc++1-19 libc++-19-dev lld-19 bazelisk python3 lcov fd-find