diff --git a/crates/daqbuffer/src/fetch.rs b/crates/daqbuffer/src/fetch.rs
index 62f8fdf..b64eef4 100644
--- a/crates/daqbuffer/src/fetch.rs
+++ b/crates/daqbuffer/src/fetch.rs
@@ -8,14 +8,13 @@ use httpclient::body_empty;
 use httpclient::connect_client;
 use httpclient::http;
 use httpclient::http::StatusCode;
-use httpclient::http_body_util::BodyExt;
 use httpclient::hyper::Request;
 use httpclient::IncomingStream;
 use netpod::log::*;
 use netpod::ScalarType;
 use netpod::Shape;
 use netpod::APP_CBOR_FRAMED;
-use streams::cbor::FramedBytesToSitemtyDynEventsStream;
+use streams::cbor_stream::FramedBytesToSitemtyDynEventsStream;
 use url::Url;
 
 #[derive(Debug, ThisError)]
diff --git a/crates/dbconn/src/dbconn.rs b/crates/dbconn/src/dbconn.rs
index 940f842..9ac9823 100644
--- a/crates/dbconn/src/dbconn.rs
+++ b/crates/dbconn/src/dbconn.rs
@@ -20,9 +20,7 @@ use err::ThisError;
 use netpod::log::*;
 use netpod::Database;
 use netpod::NodeConfigCached;
-use netpod::ScalarType;
 use netpod::SfDbChannel;
-use netpod::Shape;
 use netpod::TableSizes;
 use pg::Client as PgClient;
 use pg::NoTls;
diff --git a/crates/httpret/src/proxy/api4/backend.rs b/crates/httpret/src/proxy/api4/backend.rs
index 7b7854b..85abaa2 100644
--- a/crates/httpret/src/proxy/api4/backend.rs
+++ b/crates/httpret/src/proxy/api4/backend.rs
@@ -25,7 +25,14 @@ impl BackendListHandler {
         if req.method() == Method::GET {
             if accepts_json_or_all(req.headers()) {
                 let res = serde_json::json!({
-                    "backends_available": ["sf-databuffer"]
+                    "backends_available": [
+                        {
+                            "name": "sf-databuffer",
+                        },
+                        {
+                            "name": "sf-imagebuffer",
+                        },
+                    ]
                 });
                 let body = serde_json::to_string(&res)?;
                 Ok(response(StatusCode::OK).body(body_string(body))?)
diff --git a/crates/nodenet/src/configquorum.rs b/crates/nodenet/src/configquorum.rs
index d62b8c6..682b5fe 100644
--- a/crates/nodenet/src/configquorum.rs
+++ b/crates/nodenet/src/configquorum.rs
@@ -92,6 +92,7 @@ pub async fn find_config_basics_quorum(
     ctx: &ReqCtx,
     ncc: &NodeConfigCached,
 ) -> Result<Option<ChannelTypeConfigGen>, Error> {
+    trace!("find_config_basics_quorum");
     if let Some(_cfg) = &ncc.node.sf_databuffer {
         let channel = if channel.name().is_empty() {
             if let Some(_) = channel.series() {
diff --git a/crates/streams/src/cbor.rs b/crates/streams/src/cbor_stream.rs
similarity index 100%
rename from crates/streams/src/cbor.rs
rename to crates/streams/src/cbor_stream.rs
diff --git a/crates/streams/src/firsterr.rs b/crates/streams/src/firsterr.rs
index 7d04d37..a002b9a 100644
--- a/crates/streams/src/firsterr.rs
+++ b/crates/streams/src/firsterr.rs
@@ -1,4 +1,4 @@
-use crate::cbor::CborBytes;
+use crate::cbor_stream::CborBytes;
 use futures_util::future;
 use futures_util::Stream;
 use futures_util::StreamExt;
diff --git a/crates/streams/src/json_stream.rs b/crates/streams/src/json_stream.rs
index 77b6f18..c4d2d51 100644
--- a/crates/streams/src/json_stream.rs
+++ b/crates/streams/src/json_stream.rs
@@ -1,4 +1,4 @@
-use crate::cbor::SitemtyDynEventsStream;
+use crate::cbor_stream::SitemtyDynEventsStream;
 use bytes::Bytes;
 use err::Error;
 use futures_util::Stream;
diff --git a/crates/streams/src/lib.rs b/crates/streams/src/lib.rs
index 753329c..1449949 100644
--- a/crates/streams/src/lib.rs
+++ b/crates/streams/src/lib.rs
@@ -1,5 +1,5 @@
 pub mod boxed;
-pub mod cbor;
+pub mod cbor_stream;
 pub mod collect;
 pub mod dtflags;
 pub mod filechunkread;
diff --git a/crates/streams/src/plaineventscbor.rs b/crates/streams/src/plaineventscbor.rs
index 68050d2..356fefb 100644
--- a/crates/streams/src/plaineventscbor.rs
+++ b/crates/streams/src/plaineventscbor.rs
@@ -1,5 +1,5 @@
-use crate::cbor::events_stream_to_cbor_stream;
-use crate::cbor::CborStream;
+use crate::cbor_stream::events_stream_to_cbor_stream;
+use crate::cbor_stream::CborStream;
 use crate::firsterr::non_empty;
 use crate::firsterr::only_first_err;
 use crate::plaineventsstream::dyn_events_stream;
diff --git a/crates/streams/src/test/events.rs b/crates/streams/src/test/events.rs
index 297b4f3..5ee66a2 100644
--- a/crates/streams/src/test/events.rs
+++ b/crates/streams/src/test/events.rs
@@ -1,4 +1,4 @@
-use crate::cbor::FramedBytesToSitemtyDynEventsStream;
+use crate::cbor_stream::FramedBytesToSitemtyDynEventsStream;
 use crate::firsterr::only_first_err;
 use crate::frames::inmem::BoxedBytesStream;
 use crate::lenframed;