return version info in /api/info

src/routes.rs

@@ -19,6 +19,8 @@ use std::convert::TryFrom;
 use std::path::PathBuf;
 use std::sync::{Arc, RwLock};
 
+const VERSION: &str = env!("CARGO_PKG_VERSION");
+
 #[derive(Clone)]
 pub struct State {
     pub vault_name: Option<String>,
@@ -214,6 +216,7 @@ pub async fn get_jobs(state: web::Data<State>) -> Result<HttpResponse, Error> {
 pub async fn get_info(state: web::Data<State>) -> Result<HttpResponse, Error> {
     Ok(HttpResponse::Ok().json(json!({
         "name": state.vault_name,
-        "location": state.directory
+        "location": state.directory,
+        "version": VERSION
     })))
 }