modified_minimal_psql.tf

# Add the provider
provider "kubernetes-alpha" {
  config_path = "~/.kube/config"
}

resource "kubernetes_manifest" "postgresql_acid_minimal_cluster" {
  # Add the provider
  provider = kubernetes-alpha

  manifest = {
    "apiVersion" = "acid.zalan.do/v1"
    "kind" = "postgresql"
    "metadata" = {
      "name" = "acid-minimal-cluster"
      "namespace" = kubernetes_namespace.ha-psql.metadata.0.name 
      # It is better to get your namespace from the namespace resource we created
    }
    # Rest of the spec..