commitbee 0.6.0

diff --git a/src/services/metrics.rs b/src/services/metrics.rs
new file mode 100644
index 0000000..abc1234
--- /dev/null
+++ b/src/services/metrics.rs
@@ -0,0 +1,20 @@
+use std::time::Instant;
+
+/// Simple timing metrics collector.
+pub struct MetricsCollector {
+    start: Instant,
+    labels: Vec<String>,
+}
+
+impl MetricsCollector {
+    pub fn new() -> Self {
+        Self {
+            start: Instant::now(),
+            labels: Vec::new(),
+        }
+    }
+
+    pub fn elapsed_ms(&self) -> u128 {
+        self.start.elapsed().as_millis()
+    }
+}
diff --git a/tests/metrics.rs b/tests/metrics.rs
new file mode 100644
index 0000000..def5678
--- /dev/null
+++ b/tests/metrics.rs
@@ -0,0 +1,8 @@
+use myproject::services::metrics::MetricsCollector;
+
+#[test]
+fn test_elapsed_is_non_negative() {
+    let collector = MetricsCollector::new();
+    std::thread::sleep(std::time::Duration::from_millis(10));
+    assert!(collector.elapsed_ms() >= 10);
+}
diff --git a/README.md b/README.md
index abc1234..def5678 100644
--- a/README.md
+++ b/README.md
@@ -20,3 +20,7 @@ cargo install myproject

 ## Features

 - Fast commit message generation
+
+## Metrics
+
+Built-in timing metrics for performance monitoring.