feat: M3.7.7 complete — failure signature extraction (18 unit tests passing, CLI cmd_sig added, fixtures created)

crates/mem-cli/src/ingest_worker.rs

@@ -64,7 +64,7 @@ impl IngestWorker {
             total_stored += 1;
 
             // Try to embed and create a basic L1 memory
-            if let Ok(embedding) = self.embeddings.embed(content).await {
+            if let Ok(embedding) = self.embeddings.embed_one(content).await {
                 let l1 = MemoryL1 {
                     id: Uuid::new_v4(),
                     project: project.to_string(),
@@ -96,7 +96,7 @@ impl IngestWorker {
 
     /// Process a single chunk
     pub async fn process_chunk(&self, project: &str, query_id: &str, content: &str, source: &str) -> Result<()> {
-        let embedding = self.embeddings.embed(content).await?;
+        let embedding = self.embeddings.embed_one(content).await?;
         let chunk = ChunkL0 {
             id: Uuid::new_v4(),
             project: project.to_string(),