feat: Version subcomand #18

example.nomen.toml

@@ -24,4 +24,3 @@ password = "rpc password"
 host = "localhost"
 port = 8441
 network = "bitcoin"
-

nomen/src/config/cli.rs

@@ -28,4 +28,7 @@ pub enum Subcommand {
 
     /// Rescan the blockchain, given an optional starting blockheight. This operation is slow, it redownloads blocks.
     Rescan { blockheight: Option<i64> },
+
+    /// Prints the current version of application
+    Version,
 }

nomen/src/main.rs

@@ -34,6 +34,9 @@ async fn main() -> anyhow::Result<()> {
         config::Subcommand::Rescan { blockheight } => {
             subcommands::rescan(&config, &pool, blockheight.unwrap_or_default()).await?;
         }
+        config::Subcommand::Version => {
+            subcommands::version();
+        }
     }
 
     Ok(())

nomen/src/subcommands/mod.rs

@@ -46,3 +46,8 @@ pub(crate) async fn rescan(
 
     Ok(())
 }
+
+pub(crate) fn version() {
+    let version = env!("CARGO_PKG_VERSION");
+    println!("Current version is {version}");
+}