Convert deadpool::PoolError into Database error

src/util/error.rs

@@ -314,6 +314,16 @@ impl From<diesel::result::Error> for Error {
     }
 }
 
+// This would capture any `deapool::PoolError` and treat it as a database error
+// but we're only using `deadpool` for our database, so it's fine
+#[cfg(feature = "server")]
+impl From<diesel_async::pooled_connection::deadpool::PoolError> for Error {
+    #[track_caller]
+    fn from(err: diesel_async::pooled_connection::deadpool::PoolError) -> Self {
+        Error::new_here(ErrorType::Database(format!("{err}")))
+    }
+}
+
 #[cfg(feature = "server")]
 impl From<fred::error::Error> for Error {
     #[track_caller]