feat: make sure postgres user not part of "users" group

Author: samrose

ansible-nix/tasks/setup-postgres.yml

@@ -32,6 +32,11 @@
     shell: /bin/bash  # Set shell if needed, default is /bin/bash
     password: ''
 
+- name: Remove postgres user from users group
+  become: yes
+  command: gpasswd -d postgres users
+
+
 - name: Create relevant directories
   file:
     path: '{{ item }}'

common-nix.vars.pkr.hcl

@@ -1 +1 @@
-postgres-version = "15.6.1.25-nix-staged"
+postgres-version = "15.6.1.26-nix-staged"