ci: add .github/worflows folder

Author: aspeddro

Diff for: .github/workflows/ci.yml

@@ -8,13 +8,15 @@ on:
       - test/**
       - bindings/**
       - binding.gyp
+      - .github/workflows/**
   pull_request:
     paths:
       - grammar.js
       - src/**
       - test/**
       - bindings/**
       - binding.gyp
+      - .github/workflows/**
 
 concurrency:
   group: ${{github.workflow}}-${{github.ref}}