deployment: get rid of swapfile

deployment/playbook.yml

@@ -1,5 +1,11 @@
 - hosts: bitvend
   tasks:
+    - hostname: name={{ inventory_hostname }}
+
+    - apt: name=dphys-swapfile state=absent
+    - file: name=/var/swap state=absent
+    - mount: name=/var/log src=tmpfs fstype=tmpfs state=present opts="defaults,noatime,nosuid,mode=0755,size=50m"
+
     - apt: name="{{ item }}" state=present
       with_items:
         - pigpio