drop nostr-db backend support, keep only lmdb and memory

2 files changed, 0 insertions, 14 deletions

diff --git a/src/config.rs b/src/config.rs
index dd7b1e3..5c9303c 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -280,8 +280,6 @@ pub enum DatabaseBackend {
     /// LMDB backend (persistent, general purpose)
     #[default]
     Lmdb,
-    /// NostrDB backend (persistent, optimized for Nostr)
-    NostrDb,
     /// In-memory database (fastest, no persistence - uses temp directory for git data)
     Memory,
 }
@@ -290,7 +288,6 @@ impl std::fmt::Display for DatabaseBackend {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
             Self::Memory => write!(f, "memory"),
-            Self::NostrDb => write!(f, "nostrdb"),
             Self::Lmdb => write!(f, "lmdb"),
         }
     }
@@ -821,7 +818,6 @@ mod tests {
     #[test]
     fn test_database_backend_display() {
         assert_eq!(DatabaseBackend::Memory.to_string(), "memory");
-        assert_eq!(DatabaseBackend::NostrDb.to_string(), "nostrdb");
         assert_eq!(DatabaseBackend::Lmdb.to_string(), "lmdb");
     }
 
diff --git a/src/nostr/builder.rs b/src/nostr/builder.rs
index 7a05348..a0088e1 100644
--- a/src/nostr/builder.rs
+++ b/src/nostr/builder.rs
@@ -689,16 +689,6 @@ pub async fn create_relay(
                 max_events: Some(NonZeroUsize::new(100_000).unwrap()),
             }))
         }
-        DatabaseBackend::NostrDb => {
-            tracing::info!("Using NostrDB backend at: {}", db_path.display());
-            // TODO: Implement NostrDB backend once nostr-relay-builder supports it
-            // For now, fall back to memory database
-            tracing::warn!("NostrDB backend not yet implemented, using in-memory database");
-            Arc::new(MemoryDatabase::with_opts(MemoryDatabaseOptions {
-                events: true,
-                max_events: Some(NonZeroUsize::new(100_000).unwrap()),
-            }))
-        }
         DatabaseBackend::Lmdb => {
             tracing::info!("Using LMDB backend at: {}", db_path.display());
             // Ensure the database directory exists