update..

roles/common/tasks/apt.yml

@@ -74,6 +74,16 @@
   tags:
     - apt-initial-install
 
+- name: (apt.yml) Initial install debian packages (bullseye)
+  apt:
+    name: "{{ apt_initial_install_bullseye }}"
+    state: "{{ apt_install_state }}"
+  when:
+    - ansible_facts['distribution'] == "Debian"
+    - ansible_facts['distribution_major_version'] == "11"
+  tags:
+    - apt-initial-install
+
 - name: (apt.yml) Initial install ubuntu packages (bionic)
   apt:
     name: "{{ apt_initial_install_bionic }}"
@@ -107,14 +117,14 @@
     - apt-initial-install
     - apt-microcode
 
-- name: (apt.yml) Install CPU microcode (debian buster)
+- name: (apt.yml) Install CPU microcode (debian buster/bullseye)
   apt:
     name: "{{ microcode_package }}"
     state: present
     default_release: "{{ ansible_distribution_release }}"
   when:
     - ansible_facts['distribution'] == "Debian"
-    - ansible_facts['distribution_major_version'] == "10"
+    - ansible_facts['distribution_major_version'] == "10" or ansible_facts['distribution_major_version'] == "11"
     - ansible_facts['processor']|string is search("Intel")
   tags:
     - apt-initial-install

roles/common/templates/etc/apt/sources.list.Debian.j2

@@ -3,8 +3,8 @@
 deb {{ apt_debian_mirror }} {{ ansible_lsb.codename }} main
 {{ '# ' if not apt_src_enable else '' }}deb-src {{ apt_debian_mirror }} {{ ansible_lsb.codename }} main
 
-deb http://security.debian.org/ {{ ansible_lsb.codename }}/updates main
-{{ '# ' if not apt_src_enable else '' }}deb-src http://security.debian.org/ {{ ansible_lsb.codename }}/updates main
+{{ '# ' if ansible_lsb.codename == "bullseye" else '' }}deb http://security.debian.org/ {{ ansible_lsb.codename }}/updates main
+{{ '# ' if not apt_src_enable or ansible_lsb.codename == "bullseye" else '' }}deb-src http://security.debian.org/ {{ ansible_lsb.codename }}/updates main
 
 # {{ ansible_lsb.codename }}-updates, previously known as 'volatile'
 deb {{ apt_debian_mirror }} {{ ansible_lsb.codename }}-updates main