updates?

models/src/dto/metrics.rs

@@ -0,0 +1,32 @@
+#[cfg_attr(feature = "json", derive(serde::Serialize))]
+#[cfg_attr(feature = "json", serde(tag = "type", rename_all = "snake_case"))]
+#[derive(Debug, Clone)]
+pub enum EntityInfo {
+    Player {
+        name: String,
+        id: usize,
+        is_attacker: bool,
+    },
+    Weapon {
+        name: String,
+        owner: usize,
+        id: usize,
+    },
+    Global,
+}
+
+#[cfg_attr(feature = "json", derive(serde::Serialize))]
+#[derive(Debug)]
+pub struct Counter {
+    pub value: u64,
+    pub entity: EntityInfo,
+    pub label: &'static str,
+}
+
+#[cfg_attr(feature = "json", derive(serde::Serialize))]
+#[derive(Debug)]
+pub struct Histogram {
+    pub values: Vec<u32>,
+    pub entity: EntityInfo,
+    pub label: &'static str,
+}