Static build using MUSL:
```
rustup target add x86_64-unknown-linux-musl
```
```
RUSTFLAGS='-C link-arg=-s' cargo build --release --target x86_64-unknown-linux-musl
```
should print "statically linked":
```
ldd target/x86_64-unknown-linux-musl/release/karsher | grep NEEDED
```
-
https://user-images.githubusercontent.com/3816305/173184980-d5152f9e-acf8-4f45-b97f-aeea472d52ac.mp4