add node modules to repo

node_modules/asar/snapcraft.yaml

@@ -0,0 +1,18 @@
+name: asar
+version: git
+summary: Manipulate asar archive files
+description: |
+  Asar is a simple extensive archive format, it works like tar that
+  concatenates all files together without compression, while having
+  random access support.
+
+confinement: classic
+
+parts:
+  asar:
+    plugin: nodejs
+    source: .
+
+apps:
+  asar:
+    command: lib/node_modules/asar/bin/asar.js