feat(safety): implement report content API

crates/quark/src/traits/safety/snapshot.rs

@@ -0,0 +1,8 @@
+use crate::models::Snapshot;
+use crate::Result;
+
+#[async_trait]
+pub trait AbstractSnapshot: Sync + Send {
+    /// Insert a new snapshot into the database
+    async fn insert_snapshot(&self, snapshot: &Snapshot) -> Result<()>;
+}