Add part of a matrix setup

roles/matrix/meta/main.yml

@@ -0,0 +1,7 @@
+#!/usr/bin/ansible-playbook
+# vim:ft=ansible:
+---
+allow_duplicates: no
+dependencies:
+  - role: apache-php
+  - role: mysql

roles/matrix/tasks/main.yml

@@ -0,0 +1,22 @@
+#!/usr/bin/ansible-playbook
+# vim:ft=ansible:
+---
+- name: Set up Matrix
+  block:
+    - name: Set up repos
+      block:
+        - name: Add repo keys
+          apt_key:
+            url: "{{ item }}"
+          loop:
+            - "https://packages.matrix.org/debian/matrix-org-archive-keyring.gpg"
+        - name: Add repos
+          apt_repository:
+            repo: "{{ item }}"
+          loop:
+            - "deb https://packages.matrix.org/debian/ bionic main"
+        - name: Install packages
+          apt:
+            name:
+              - "matrix-synapse-py3"
+  become: yes