use the version function for s2s API too

This way the extra version information can appear there as well. Mainly
useful for showing off :P

src/api/server_server.rs

@@ -515,7 +515,7 @@ pub(crate) async fn get_server_version_route(
     Ok(get_server_version::v1::Response {
         server: Some(get_server_version::v1::Server {
             name: Some(env!("CARGO_PKG_NAME").to_owned()),
-            version: Some(env!("CARGO_PKG_VERSION").to_owned()),
+            version: Some(crate::version()),
         }),
     })
 }

src/clap.rs

@@ -2,23 +2,9 @@
 
 use clap::Parser;
 
-/// Returns the current version of the crate with extra info if supplied
-///
-/// Set the environment variable `GRAPEVINE_VERSION_EXTRA` to any UTF-8 string to
-/// include it in parenthesis after the SemVer version. A common value are git
-/// commit hashes.
-fn version() -> String {
-    let cargo_pkg_version = env!("CARGO_PKG_VERSION");
-
-    match option_env!("GRAPEVINE_VERSION_EXTRA") {
-        Some(x) => format!("{cargo_pkg_version} ({x})"),
-        None => cargo_pkg_version.to_owned(),
-    }
-}
-
 /// Command line arguments
 #[derive(Parser)]
-#[clap(about, version = version())]
+#[clap(about, version = crate::version())]
 pub(crate) struct Args;
 
 /// Parse command line arguments into structured data

src/main.rs

@@ -71,6 +71,20 @@ pub(crate) fn services() -> &'static Services {
         .expect("SERVICES should be initialized when this is called")
 }
 
+/// Returns the current version of the crate with extra info if supplied
+///
+/// Set the environment variable `GRAPEVINE_VERSION_EXTRA` to any UTF-8 string to
+/// include it in parenthesis after the SemVer version. A common value are git
+/// commit hashes.
+fn version() -> String {
+    let cargo_pkg_version = env!("CARGO_PKG_VERSION");
+
+    match option_env!("GRAPEVINE_VERSION_EXTRA") {
+        Some(x) => format!("{cargo_pkg_version} ({x})"),
+        None => cargo_pkg_version.to_owned(),
+    }
+}
+
 #[tokio::main]
 async fn main() {
     clap::parse();