Optimized DKIM and DNS for mailu and Letsencrypt. Solved some bugs

roles/letsencrypt/TODO.md

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+# Todos
+- Implement issuewild and iodef -> Not possible yet due to API issues

roles/letsencrypt/tasks/set-caa-records.yml

@@ -1,17 +1,4 @@
 ---
-# tasks/main.yml
-# Creates and sets CAA records (issue, issuewild, iodef) for all base domains
-
-- name: "Define CAA entries"
-  set_fact:
-    caa_entries:
-      - tag: issue
-        value: "letsencrypt.org"
-      - tag: issuewild
-        value: "letsencrypt.org"
-      - tag: iodef
-        value: "mailto:{{ users.administrator.email }}"
-
 - name: "Ensure all CAA records are present"
   community.general.cloudflare_dns:
     api_token: "{{ certbot_dns_api_token }}"

roles/letsencrypt/vars/main.yml

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+caa_entries:
+  - tag: issue
+    value: "letsencrypt.org"
+#  - tag: issuewild
+#    value: "letsencrypt.org"
+#  - tag: iodef
+#    value: "mailto:{{ users.administrator.email }}"