use Automerge as Document instead of AutoCommit

This allows a lot of operations to drop mut.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/remake/coordinator.rs b/src/remake/coordinator.rs
index 01937c7..314cd87 100644
--- a/src/remake/coordinator.rs
+++ b/src/remake/coordinator.rs
@@ -178,7 +178,7 @@ async fn commit<H: Host>(host: &H, id: &str, record: &Record) -> Result<(), Stor
     };
 
     // Clone under the read lock, build without any lock.
-    let mut copy = host.read_doc(|doc| doc.clone()).await;
+    let copy = host.read_doc(|doc| doc.clone()).await;
     // A base left to the commit is what this node has now. Every node that sees the
     // decision has it too: the decision change depends on it.
     let (base, fixed_now) = match &record.proposal.base_heads {
@@ -195,7 +195,7 @@ async fn commit<H: Host>(host: &H, id: &str, record: &Record) -> Result<(), Stor
     };
     let base_heads = fixed_now.then(|| records::encode_heads(&request.base_heads));
     request.content = content;
-    let mut snapshot = match snapshot::build_detached(copy, request).await {
+    let snapshot = match snapshot::build_detached(copy, request).await {
         Ok((snapshot, _copy)) => snapshot,
         Err(error) => {
             return decide_abort(host, id, format!("snapshot build failed: {error}")).await;