storing last run in database

lib/api/routes/dashboardRouter.js

@@ -20,6 +20,28 @@ function cap(val) {
   return String(val).charAt(0).toUpperCase() + String(val).slice(1);
 }
 
+/**
+ * Compute the most recent job trigger timestamp across the given jobs.
+ *
+ * Returns `null` when none of the jobs has ever been triggered. The value is
+ * persisted per-job via `jobs.last_run_at`, so the dashboard reflects the
+ * scope visible to the current user (own + shared, or all for admins) rather
+ * than a process-wide in-memory value.
+ *
+ * @param {Array<{lastRunAt?: number|null}>} jobs
+ * @returns {number|null}
+ */
+function computeLastRun(jobs) {
+  let lastRun = null;
+  for (const job of jobs) {
+    const ts = job.lastRunAt;
+    if (typeof ts === 'number' && (lastRun == null || ts > lastRun)) {
+      lastRun = ts;
+    }
+  }
+  return lastRun;
+}
+
 /**
  * @param {import('fastify').FastifyInstance} fastify
  */
@@ -46,11 +68,13 @@ export default async function dashboardPlugin(fastify) {
           }
         : { labels: [], values: [] };
 
+    const lastRun = computeLastRun(jobs);
+
     return {
       general: {
         interval: settings.interval,
-        lastRun: settings.lastRun || null,
-        nextRun: settings.lastRun == null ? 0 : settings.lastRun + settings.interval * 60000,
+        lastRun,
+        nextRun: lastRun == null ? 0 : lastRun + settings.interval * 60000,
       },
       kpis: {
         totalJobs,