Abstract persistent files through Apache OpenDAL (#5626)

* Abstract file access through Apache OpenDAL

* Add AWS S3 support via OpenDAL for data files

* PR improvements

* Additional PR improvements

* Config setting comments for local/remote data locations

src/api/core/emergency_access.rs

@@ -582,7 +582,7 @@ async fn view_emergency_access(emer_id: EmergencyAccessId, headers: Headers, mut
                 CipherSyncType::User,
                 &mut conn,
             )
-            .await,
+            .await?,
         );
     }