install package ca-certificates

tasks/main.yml

@@ -1,5 +1,11 @@
 ---
 
+- name: install packages
+  apt:
+    pkg: "{{item}}"
+  with_items:
+    - ca-certificates
+
 - name: download atom deb package
   get_url:
     url: https://github.com/atom/atom/releases/download/{{atom_release}}/atom-amd64.deb