Simplify pipeline credential management

tasks/main.yml

@@ -12,7 +12,7 @@
     that:
       - item.key is string
       - item.key is match('^[A-Za-z_][A-Za-z0-9_]*$')
-      - item.value is none or (item.value is string and item.value | length > 0)
+      - item.value is string
   loop: "{{ dnd_pipeline_secrets | dict2items }}"
   loop_control:
     label: "{{ item.key }}"
@@ -38,18 +38,6 @@
   loop: "{{ dnd_pipeline_secrets | dict2items }}"
   loop_control:
     label: "{{ item.key }}"
-  when: item.value is not none
-  no_log: true
-
-- name: Remove explicitly unmanaged Narratio credentials
-  become: true
-  ansible.builtin.file:
-    path: "/usr/local/etc/narratio/secrets/{{ item.key }}"
-    state: absent
-  loop: "{{ dnd_pipeline_secrets | dict2items }}"
-  loop_control:
-    label: "{{ item.key }}"
-  when: item.value is none
   no_log: true
 
 - name: Create the Notarius cache root