feat: improve admin observability and translation-first summaries

JobTrackerApi/Services/SummarizerService.cs

@@ -16,6 +16,9 @@ namespace JobTrackerApi.Services
     public sealed record SummarizerMetrics(
         bool Healthy,
         string? Model,
+        string? Device,
+        bool? GpuAvailable,
+        string? GpuName,
         double? HealthLatencyMs,
         double? ProbeLatencyMs,
         DateTimeOffset? LastProbeAt,
@@ -216,6 +219,9 @@ namespace JobTrackerApi.Services
         {
             var client = _httpFactory.CreateClient("summarizer");
             string? model = null;
+            string? device = null;
+            bool? gpuAvailable = null;
+            string? gpuName = null;
             double? healthLatencyMs = null;
             var healthy = false;
             string? healthError = null;
@@ -236,6 +242,21 @@ namespace JobTrackerApi.Services
                     {
                         model = modelEl.GetString();
                     }
+
+                    if (doc.RootElement.TryGetProperty("device", out var deviceEl))
+                    {
+                        device = deviceEl.GetString();
+                    }
+
+                    if (doc.RootElement.TryGetProperty("gpu_available", out var gpuAvailableEl) && gpuAvailableEl.ValueKind is JsonValueKind.True or JsonValueKind.False)
+                    {
+                        gpuAvailable = gpuAvailableEl.GetBoolean();
+                    }
+
+                    if (doc.RootElement.TryGetProperty("gpu_name", out var gpuNameEl))
+                    {
+                        gpuName = gpuNameEl.GetString();
+                    }
                 }
                 else
                 {
@@ -283,6 +304,9 @@ namespace JobTrackerApi.Services
             return new SummarizerMetrics(
                 Healthy: healthy,
                 Model: model,
+                Device: device,
+                GpuAvailable: gpuAvailable,
+                GpuName: gpuName,
                 HealthLatencyMs: healthLatencyMs,
                 ProbeLatencyMs: probeLatencyMs,
                 LastProbeAt: lastProbeAt,