show version in UI

cmd/ingestd/web/app.js

@@ -615,7 +615,35 @@ function extendForecastTo(points, endTime) {
   return [...points, { ...last, ts: new Date(endTs).toISOString() }];
 }
 
-function updateSiteMeta(site, model, tzLabel) {
+function formatBuildStamp(build) {
+  if (!build) {
+    return "build --";
+  }
+
+  const parts = [];
+  const rawBuildTime = build.build_time;
+  if (rawBuildTime && rawBuildTime !== "unknown") {
+    const dt = new Date(rawBuildTime);
+    if (Number.isNaN(dt.getTime())) {
+      parts.push(rawBuildTime);
+    } else {
+      parts.push(formatDateTime(dt));
+    }
+  } else {
+    parts.push("--");
+  }
+
+  if (build.git_commit && build.git_commit !== "unknown") {
+    parts.push(`commit ${build.git_commit}`);
+  }
+  if (build.version && build.version !== "dev") {
+    parts.push(`version ${build.version}`);
+  }
+
+  return `build ${parts.join(", ")}`;
+}
+
+function updateSiteMeta(site, model, tzLabel, build) {
   const home = document.getElementById("site-home");
   const suffix = document.getElementById("site-meta-suffix");
   if (home) {
@@ -623,7 +651,7 @@ function updateSiteMeta(site, model, tzLabel) {
     home.setAttribute("href", "/");
   }
   if (suffix) {
-    suffix.textContent = ` | model ${model || "--"} | ${tzLabel}`;
+    suffix.textContent = ` | model ${model || "--"} | ${tzLabel} | ${formatBuildStamp(build)}`;
   }
 }
 
@@ -686,7 +714,7 @@ function baseOptions(range) {
 function renderDashboard(data) {
   const latest = data.latest;
   const tzLabel = state.tz === "utc" ? "UTC" : "Local";
-  updateSiteMeta(data.site, data.model, tzLabel);
+  updateSiteMeta(data.site, data.model, tzLabel, data.build);
   updateText("last-updated", `updated ${formatDateTime(data.generated_at)}`);
   const forecastMeta = data.forecast && data.forecast.points && data.forecast.points.length
     ? `forecast retrieved ${formatDateTime(data.forecast.retrieved_at)}`