fix: add GitHub Actions to build, upload and test

Author: aminya

.github/workflows/CI.yml

@@ -0,0 +1,49 @@
+name: CI
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+jobs:
+  Test:
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - ubuntu-latest
+          - macos-latest
+          # - windows-latest
+        node_version:
+          - 12
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - name: Install Node
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node_version }}
+
+      - name: Install dependencies and build
+        run: npm install
+
+      - name: Tests
+        run: npm run test
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          path: |
+            ./build
+            ./deps
+
+  Skip:
+    if: contains(github.event.head_commit.message, '[skip ci]')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Skip CI 🚫
+        run: echo skip ci