20260418 优化去掉冗余存储repo object，mix quick最快170s

src/bin/cir_drop_report.rs

@@ -197,8 +197,7 @@ fn main() -> Result<(), String> {
                 } else if let Some(raw_store_db) = raw_store_db.as_ref() {
                     ExternalRawStoreDb::open(raw_store_db)
                         .ok()
-                        .and_then(|store| store.get_raw_entry(&hash).ok().flatten())
-                        .map(|entry| entry.bytes)
+                        .and_then(|store| store.get_blob_bytes(&hash).ok().flatten())
                 } else {
                     None
                 };