feat(#2569): merge harness-local todos into get_loose_ends

Cargo.lock

@@ -1553,6 +1553,7 @@ dependencies = [
  "anyhow",
  "axum",
  "clap",
+ "hive-agent-sock",
  "hive-core-agent-sock",
  "hive-sh4re",
  "rmcp",

hive-agent-mcp/Cargo.toml

@@ -14,6 +14,7 @@ workspace = true
 anyhow.workspace = true
 axum.workspace = true
 clap.workspace = true
+hive-agent-sock.workspace = true
 hive-core-agent-sock.workspace = true
 hive-sh4re.workspace = true
 rmcp.workspace = true

hive-agent-mcp/src/mcp/mod.rs

@@ -35,8 +35,8 @@ pub use args::{
 pub use render::{annotate_retries, format_ack, format_agent_meta, format_recv};
 
 use render::{
-    format_matrix_summary, loose_end_kind_label, matrix_unread_summary, parse_loose_end_kind,
-    render_loose_ends, reply_err,
+    format_matrix_summary, local_todos, loose_end_kind_label, matrix_unread_summary,
+    parse_loose_end_kind, render_loose_ends, reply_err,
 };
 
 /// Write (or remove) the status file in the agent's own `state/` directory.
@@ -333,6 +333,12 @@ impl AgentServer {
                     );
                 }
             }
+            // Merge the harness's local todos (loose-ends v2) for self-queries.
+            // The harness owns the todo store in-container; another agent's
+            // todos aren't reachable from here (same as matrix above).
+            if is_self_query && let Some(todos) = local_todos().await {
+                loose_ends.extend(todos);
+            }
             let mut out = annotate_retries(render_loose_ends(&loose_ends), retries);
             // Append loose-end items published by external MCP daemons
             // (e.g. active bash tasks from hive-bash-mcp). Generic — no

hive-agent-mcp/src/mcp/render.rs

@@ -297,6 +297,30 @@ pub(super) async fn matrix_unread_summary() -> Option<Vec<MatrixRoomUnread>> {
     serde_json::from_value(serde_json::Value::Array(arr.clone())).ok()
 }
 
+/// Query the harness's in-agent socket for this agent's local todos
+/// (loose-ends v2). Returns `None` when `HIVE_AGENT_SOCKET` is unset /
+/// absent or the query fails — best-effort, like [`matrix_unread_summary`],
+/// so an agent without the socket is not penalised.
+pub(super) async fn local_todos() -> Option<Vec<hive_sh4re::LooseEnd>> {
+    use tokio::io::{AsyncBufReadExt, AsyncWriteExt, BufReader};
+    use tokio::net::UnixStream;
+    let socket = std::env::var_os("HIVE_AGENT_SOCKET").map(std::path::PathBuf::from)?;
+    if !socket.exists() {
+        return None;
+    }
+    let mut stream = UnixStream::connect(&socket).await.ok()?;
+    let mut req =
+        serde_json::to_string(&hive_agent_sock::Request::ListTodos { subsystem: None }).ok()?;
+    req.push('\n');
+    stream.write_all(req.as_bytes()).await.ok()?;
+    let mut lines = BufReader::new(stream).lines();
+    let line = lines.next_line().await.ok()??;
+    match serde_json::from_str::<hive_agent_sock::Response>(&line).ok()? {
+        hive_agent_sock::Response::LooseEnds { loose_ends } => Some(loose_ends),
+        _ => None,
+    }
+}
+
 /// Format a `Vec<MatrixRoomUnread>` into a per-room summary string.
 /// Single room / single message collapses to one line; multi-room
 /// expands to a bulleted list. Returns an empty string for empty input.