feat: add TeamSpeak address resolver

crates/chanora_resolver/build.rs

@@ -0,0 +1,25 @@
+use std::{env, process::Command};
+
+fn main() {
+    println!("cargo:rerun-if-changed=.git/HEAD");
+    println!("cargo:rerun-if-changed=build.rs");
+
+    let version = env::var("CARGO_PKG_VERSION").unwrap_or_else(|_| "development".to_string());
+    let commit = git_output(&["rev-parse", "--short", "HEAD"]).unwrap_or_else(|| "unknown".into());
+    let date =
+        git_output(&["show", "-s", "--format=%cI", "HEAD"]).unwrap_or_else(|| "unknown".into());
+
+    println!("cargo:rustc-env=CHANORA_RESOLVER_BUILD_VERSION={version}");
+    println!("cargo:rustc-env=CHANORA_RESOLVER_BUILD_COMMIT={commit}");
+    println!("cargo:rustc-env=CHANORA_RESOLVER_BUILD_DATE={date}");
+}
+
+fn git_output(args: &[&str]) -> Option<String> {
+    let output = Command::new("git").args(args).output().ok()?;
+    if !output.status.success() {
+        return None;
+    }
+
+    let value = String::from_utf8(output.stdout).ok()?;
+    Some(value.trim().to_owned())
+}