Add validation for a couple of env vars

Author: myftija

apps/supervisor/src/env.ts

@@ -112,8 +112,9 @@ const Env = z.object({
   KUBERNETES_SCHEDULER_NAME: z.string().optional(), // Custom scheduler name for pods
   // Large machine affinity settings - large-* presets prefer a dedicated pool
   KUBERNETES_LARGE_MACHINE_AFFINITY_ENABLED: BoolEnv.default(false),
-  KUBERNETES_LARGE_MACHINE_AFFINITY_POOL_LABEL_KEY: z.string().default("node.cluster.x-k8s.io/machinepool"),
-  KUBERNETES_LARGE_MACHINE_AFFINITY_POOL_LABEL_VALUE: z.string().default("large-machines"),
+  KUBERNETES_LARGE_MACHINE_AFFINITY_POOL_LABEL_KEY: z.string().trim().min(1).default("node.cluster.x-k8s.io/machinepool"),
+  KUBERNETES_LARGE_MACHINE_AFFINITY_POOL_LABEL_VALUE: z.string().trim().min(1).default("large-machines"),
+  KUBERNETES_LARGE_MACHINE_AFFINITY_WEIGHT: z.coerce.number().int().min(1).max(100).default(100),
 
   // Project affinity settings - pods from the same project prefer the same node
   KUBERNETES_PROJECT_AFFINITY_ENABLED: BoolEnv.default(false),
@@ -122,8 +123,8 @@ const Env = z.object({
 
   // Schedule affinity settings - runs from schedule trees prefer a dedicated pool
   KUBERNETES_SCHEDULE_AFFINITY_ENABLED: BoolEnv.default(false),
-  KUBERNETES_SCHEDULE_AFFINITY_POOL_LABEL_KEY: z.string().default("node.cluster.x-k8s.io/machinepool"),
-  KUBERNETES_SCHEDULE_AFFINITY_POOL_LABEL_VALUE: z.string().default("scheduled-runs"),
+  KUBERNETES_SCHEDULE_AFFINITY_POOL_LABEL_KEY: z.string().trim().min(1).default("node.cluster.x-k8s.io/machinepool"),
+  KUBERNETES_SCHEDULE_AFFINITY_POOL_LABEL_VALUE: z.string().trim().min(1).default("scheduled-runs"),
   KUBERNETES_SCHEDULE_AFFINITY_WEIGHT: z.coerce.number().int().min(1).max(100).default(80),
   KUBERNETES_SCHEDULE_ANTI_AFFINITY_WEIGHT: z.coerce.number().int().min(1).max(100).default(20),
 

apps/supervisor/src/workloadManager/kubernetes.ts

@@ -444,7 +444,7 @@ export class KubernetesWorkloadManager implements WorkloadManager {
       return {
         preferredDuringSchedulingIgnoredDuringExecution: [
           {
-            weight: 100,
+            weight: env.KUBERNETES_LARGE_MACHINE_AFFINITY_WEIGHT,
             preference: {
               matchExpressions: [
                 {