www/mqtt: Install mqtt2web dependencies

roles/www/handlers/main.yaml

@@ -11,4 +11,3 @@
   systemd:
     name: mqtt2web
     state: restarted
-    daemon_reload: true

roles/www/tasks/mqtt.yaml

@@ -1,7 +1,10 @@
 ---
-- name: Install Mosquitto
+- name: Install dependencies
   apt:
-    name: mosquitto
+    name:
+      - libjson-xs-perl
+      - liblinux-epoll-perl
+      - mosquitto
 
 - name: Allow MQTT
   iptables:
@@ -35,11 +38,14 @@
     owner: root
     group: root
     mode: 0644
-  notify: restart mqtt2web
+  notify:
+    - daemon reload
+    - restart mqtt2web
+
+- meta: flush_handlers
 
 - name: Enable mqtt2web
   systemd:
     name: mqtt2web
     state: started
     enabled: true
-    daemon_reload: true