research canvas: collapsible sidebar + live topology-run logs (#6)

crates/cm-db/src/repo/topology_runs.rs

@@ -167,6 +167,31 @@ pub async fn active_runs_for_research_topic(
     Ok(row.n.unwrap_or(0))
 }
 
+/// Live-run panel companion to `active_runs_for_research_topic`: return
+/// the actual run ids (queued + running) so the UI can subscribe to
+/// their SSE event streams. Ordered newest first — the freshest run is
+/// the one the user just kicked off.
+pub async fn active_run_ids_for_research_topic(
+    pool: &PgPool,
+    research_topic_id: Uuid,
+) -> Result<Vec<Uuid>, DbError> {
+    use sqlx::Row;
+    // Dynamic query (not `sqlx::query!`) so cm-db builds air-gapped
+    // without a fresh `cargo sqlx prepare` round-trip. Schema shape is
+    // identical to `active_runs_for_research_topic` above.
+    let rows: Vec<sqlx::postgres::PgRow> = sqlx::query(
+        "SELECT id
+           FROM topology_runs
+          WHERE research_topic_id = $1
+            AND status IN ('queued', 'running')
+          ORDER BY created_at DESC",
+    )
+    .bind(research_topic_id)
+    .fetch_all(pool)
+    .await?;
+    Ok(rows.into_iter().map(|r| r.get::<Uuid, _>("id")).collect())
+}
+
 /// The research topic this run belongs to, if any. Used by the topology
 /// worker's `freeze_research_outcome` post-hook to snapshot the run's
 /// final synthesis into `research_outcomes`.