feat: schema tracking, SHA256 integrity, identity UUID fix, 3-angle face match, cuts table, trace stranger_id

src/api/universal_search.rs

@@ -159,6 +159,18 @@ pub async fn universal_search(
         results.extend(person_results);
     }
 
+    // Deduplicate by chunk_id / frame_number / person_id
+    {
+        let mut seen_chunks = std::collections::HashSet::new();
+        let mut seen_frames = std::collections::HashSet::new();
+        let mut seen_persons = std::collections::HashSet::new();
+        results.retain(|r| match r {
+            SearchResult::Chunk { chunk_id, .. } => seen_chunks.insert(chunk_id.clone()),
+            SearchResult::Frame { frame_number, .. } => seen_frames.insert(*frame_number),
+            SearchResult::Person { person_id, .. } => seen_persons.insert(person_id.clone()),
+        });
+    }
+
     // Sort by score descending
     results.sort_by(|a, b| {
         let score_a = match a {