[chart] make number of worker threads configurable

Signed-off-by: Mae Dartmann <mae+git_work@dartmann.net>

chart/README.md

@@ -22,6 +22,7 @@ A fun, new, open way to experience social media https://iceshrimp.dev
 | autoscaling.minReplicas | int | `1` |  |
 | autoscaling.targetCPUUtilizationPercentage | int | `80` |  |
 | iceshrimp.allowedPrivateNetworks | list | `[]` | If you want to allow iceshrimp to connect to private ips, enter the cidrs here. |
+| iceshrimp.clusterLimit | integer | `1` | Number of worker processes per replica |
 | iceshrimp.deepl.authKey | string | `""` |  |
 | iceshrimp.deepl.isPro | bool | `false` |  |
 | iceshrimp.deepl.managed | bool | `false` |  |

chart/templates/_helpers.tpl

@@ -223,7 +223,7 @@ reservedUsernames: {{ .Values.iceshrimp.reservedUsernames | toJson }}
 #disableHsts: true
 
 # Number of worker processes
-#clusterLimit: 1
+clusterLimit: {{ .Values.iceshrimp.clusterLimit | default 1 }}
 
 # Job concurrency per worker
 # deliverJobConcurrency: 128

chart/values.yaml

@@ -65,6 +65,9 @@ iceshrimp:
     - me
     - system
 
+  # Number of worker processes per replica
+  clusterLimit: 1
+
 # https://github.com/bitnami/charts/tree/master/bitnami/postgresql#parameters
 postgresql:
   # -- disable if you want to use an existing db; in which case the values below