fix(dashboard,server): restore code change ledger UI and enrich model schema parity and pagination

server/src/handlers/notes.rs

@@ -100,7 +100,12 @@ impl McpTool for AddSessionSummaryHandler {
                 namespace: req.namespace,
                 timestamp: crate::handlers::utils::now_secs(),
                 expires_at: None,
-                ..Default::default()
+                session_id: req.session_id,
+                repo_name: req.repo_name,
+                git_branch: req.git_branch,
+                git_commit: req.git_commit,
+                tasks_completed: req.tasks_completed.unwrap_or_default(),
+                next_steps: req.next_steps.unwrap_or_default(),
             });
             if summaries.len() > 200 {
                 summaries.remove(0);