fix

tasks/main.yml

@@ -0,0 +1,9 @@
+---
+
+- name: install node.js
+  apk: name={{ alpine_software }} state=present
+  when: '"alpine" in container_image'
+
+- name: install node.js
+  pacman: name={{ archlinux_software }} state=present
+  when: '"archlinux" in container_image'

vars/main.yml

@@ -0,0 +1,9 @@
+---
+alpine_software:
+  - nodejs-current
+  - npm
+
+archlinux_software:
+  - nodejs
+  - npm
+