Move clickhouse to zippy.

services/clickhouse.hcl

@@ -6,6 +6,13 @@ job "clickhouse" {
   }
 
   group "db" {
+    # Run on primary storage node (zippy) for local disk performance
+    # TODO: move to fractal once it's converted to NixOS (spinning disks OK for time-series data)
+    constraint {
+      attribute = "${meta.storage_role}"
+      value     = "primary"
+    }
+
     network {
       port "clickhouse" {
         static = 8123
@@ -18,7 +25,7 @@ job "clickhouse" {
       config {
         image = "clickhouse/clickhouse-server:25.9"
         volumes = [
-          "/data/compute/appdata/clickhouse:/var/lib/clickhouse",
+          "/data/services/clickhouse:/var/lib/clickhouse",
           "local/clickhouse-config.xml:/etc/clickhouse-server/config.d/logging.xml:ro",
           "local/clickhouse-user-config.xml:/etc/clickhouse-server/users.d/logging.xml:ro",
         ]