feat(core): add raw db statisics endpoint for admin panel

crates/quark/src/impl/dummy/admin/stats.rs

@@ -0,0 +1,10 @@
+use crate::{models::stats::Stats, AbstractStats, Result};
+
+use super::super::DummyDb;
+
+#[async_trait]
+impl AbstractStats for DummyDb {
+    async fn generate_stats(&self) -> Result<Stats> {
+        todo!()
+    }
+}

crates/quark/src/impl/dummy/mod.rs

@@ -2,6 +2,7 @@ use crate::AbstractDatabase;
 
 pub mod admin {
     pub mod migrations;
+    pub mod stats;
 }
 
 pub mod media {