switch to a100 node pool

apps/base/customer1/news_bot/deepseek-summarizer.yaml

@@ -11,8 +11,8 @@ spec:
       template:
         spec:
           nodeSelector:
-            accelerator: "h100-single"
-            cloud.google.com/gke-accelerator: "nvidia-h100-80gb"
+            accelerator: "a100-80gb"
+            cloud.google.com/gke-accelerator: "nvidia-tesla-a100-80gb" 
           
           # 2. ACCEPT THE GPU TAINT
           tolerations:

modules/a100-nodepool.tf

@@ -0,0 +1,51 @@
+resource "google_container_node_pool" "a100_80gb_pool" {
+  name       = "a100-80gb-analyst-pool"
+  location   = "us-central1-a"
+  cluster    = google_container_cluster.primary.name
+  
+  initial_node_count = 0
+  autoscaling {
+    min_node_count = 0
+    max_node_count = 1
+  }
+
+  node_config {
+    # A100 80GB requires the a2-ultragpu family
+    machine_type = "a2-ultragpu-1g"
+
+    guest_accelerator {
+      type  = "nvidia-a100-80gb"
+      count = 1
+      
+      gpu_driver_installation_config {
+        gpu_driver_version = "LATEST"
+      }
+    }
+
+    # SPOT is the modern equivalent of Preemptible
+    spot = true
+
+    # Specific labels to help the Autoscaler find this pool
+    labels = {
+      "cloud.google.com/gke-accelerator" = "nvidia-tesla-a100-80gb"
+      "accelerator"                      = "a100-80gb"
+    }
+
+    # Taint to keep other pods off this expensive node
+    taint {
+      key    = "nvidia.com/gpu-a100-80gb"
+      value  = "present"
+      effect = "NO_SCHEDULE"
+    }
+
+    disk_size_gb = 200
+    disk_type    = "pd-ssd"
+    
+    oauth_scopes = ["https://www.googleapis.com/auth/cloud-platform"]
+  }
+
+  management {
+    auto_repair  = true
+    auto_upgrade = true
+  }
+}