fix cargo clippy and fmt warnings

1 files changed, 2 insertions, 6 deletions

diff --git a/src/config.rs b/src/config.rs
index f04b7d8..9b0d0b8 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -5,8 +5,10 @@ use std::env;
 /// Database backend type for the relay
 #[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
 #[serde(rename_all = "lowercase")]
+#[derive(Default)]
 pub enum DatabaseBackend {
     /// In-memory database (default, fastest, no persistence)
+    #[default]
     Memory,
     /// NostrDB backend (persistent, optimized for Nostr)
     NostrDb,
@@ -14,12 +16,6 @@ pub enum DatabaseBackend {
     Lmdb,
 }
 
-impl Default for DatabaseBackend {
-    fn default() -> Self {
-        Self::Memory
-    }
-}
-
 impl std::str::FromStr for DatabaseBackend {
     type Err = anyhow::Error;