Fix some ansible-lint warnings

roles/element/tasks/main.yml

@@ -4,7 +4,7 @@
   docker_container:
     name: 'element'
     image: 'vectorim/element-web:latest'
-    pull: yes
+    pull: true
     container_default_behavior: no_defaults
     volumes:
       - /app
@@ -13,17 +13,17 @@
     restart_policy: always
   register: element_out
 
-- set_fact:
+- name: Get element config volume path from container creation output
+  set_fact:
     element_config_volume: "{{ element_out.container.Mounts | selectattr('Destination', 'equalto', '/app') | join }}"
 
 - name: Read element config to variable
-  include_vars:
-    file: element_config.yml
-    name: element_config
+  include_vars: element_config.yml
 - name: Put element config in place
   copy:
     content: "{{ element_config }}"
     dest: "{{ element_config_volume.Source }}/config.json"
+    mode: '644'
 
 - name: Add caddy reverse proxy config
   blockinfile:
@@ -34,6 +34,6 @@
         reverse_proxy http://127.0.0.1:{{ ports.element_http }}
       }
     validate: 'caddy validate --config %s --adapter caddyfile'
-    backup: yes
+    backup: true
   notify: reload caddy
   when: reverse_proxy_type == 'caddy'