Do not require end bound on triage API

Author: Mark-Simulacrum

collector/src/lib.rs

@@ -23,13 +23,14 @@ pub struct DeltaTime(#[serde(with = "round_float")] pub f64);
 /// In the case of commits or tags this is an exact bound, but for dates
 /// it's a best effort (i.e., if the bound is a date but there are no artifacts
 /// for that date, we'll find the artifact that most closely matches).
-#[derive(Debug, Clone, PartialEq, Eq)]
+#[derive(Default, Debug, Clone, PartialEq, Eq)]
 pub enum Bound {
     /// An unverified git commit (in sha form) or a tag of a commit (e.g., "1.53.0")
     Commit(String),
     /// A date in time
     Date(NaiveDate),
     /// No bound
+    #[default]
     None,
 }
 

site/src/api.rs

@@ -448,6 +448,7 @@ pub mod triage {
     #[derive(Debug, Clone, Serialize, Deserialize)]
     pub struct Request {
         pub start: Bound,
+        #[serde(default)]
         pub end: Bound,
     }