refactor(#2416): remove the non-pr config-change flow (request_apply_commit / applycommit)

hive-c0re/src/coordinator.rs

@@ -423,7 +423,6 @@ pub struct ApprovalAdded<'a> {
     pub agent: &'a str,
     pub approval_kind: &'static str,
     pub sha_short: Option<String>,
-    pub diff: Option<String>,
     pub description: Option<String>,
     pub pr_number: Option<u64>,
 }
@@ -789,15 +788,13 @@ impl Coordinator {
     }
 
     /// Emit `ApprovalAdded` immediately after the row is inserted in
-    /// sqlite. Caller passes the diff text it already computed (or
-    /// `None` for spawn approvals which carry no diff).
+    /// sqlite.
     pub fn emit_approval_added(&self, ev: ApprovalAdded<'_>) {
         let ApprovalAdded {
             id,
             agent,
             approval_kind,
             sha_short,
-            diff,
             description,
             pr_number,
         } = ev;
@@ -807,7 +804,6 @@ impl Coordinator {
             agent: agent.to_owned(),
             approval_kind,
             sha_short,
-            diff,
             description,
             pr_number,
         });