fix(cli): add --version flag

src/cli/mod.rs

@@ -5,7 +5,7 @@ use clap::{Parser, Subcommand};
 pub use route::{CheckRoute, route_check};
 
 #[derive(Parser)]
-#[command(name = "runok")]
+#[command(name = "runok", version)]
 pub struct Cli {
     #[command(subcommand)]
     pub command: Commands,

tests/e2e/cli.rs

@@ -0,0 +1,10 @@
+use predicates::prelude::*;
+
+#[test]
+fn version_flag_prints_version() {
+    let mut cmd = assert_cmd::cargo_bin_cmd!("runok");
+    cmd.arg("--version")
+        .assert()
+        .success()
+        .stdout(predicate::str::contains(env!("CARGO_PKG_VERSION")));
+}

tests/e2e/main.rs

@@ -1,6 +1,7 @@
 mod check_claude_code_hook;
 mod check_format_auto_detect;
 mod check_generic;
+mod cli;
 mod error_handling;
 mod exec;
 mod helpers;