Version 0.2.1

- Build static Linux binaries
- Use cargo-zigbuild for cross compilation

build.rs

@@ -1,4 +1,7 @@
-use anyhow::Result;
-use vergen::{vergen, Config};
-
-fn main() -> Result<()> { vergen(Config::default()) }
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let output = std::process::Command::new("git").args(["rev-parse", "HEAD"]).output()?;
+    let rev = String::from_utf8(output.stdout)?;
+    println!("cargo:rustc-env=GIT_COMMIT_SHA={rev}");
+    println!("cargo:rustc-rerun-if-changed=.git/HEAD");
+    Ok(())
+}