add build script

Author: jasontsaitks

.github/workflows/build.yml .github/workflows/build_and_deploy.yml

@@ -10,21 +10,37 @@ on:
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
-  # This workflow contains a single job called "build"
-  build:
-    # The type of runner that the job will run on
+  verion_check:
     runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code from the pull request
+        uses: actions/checkout@v2
+
+      - name: version check
+        run: |
+          ls
+          ls ./bin/utils/
+          chmod +x ./bin/utils/check_version.sh
+          cd javascript
+          ../bin/utils/check_version.sh
 
-    # Steps represent a sequence of tasks that will be executed as part of the job
+  build:
+    needs: verion_check
+    runs-on: ubuntu-latest
     steps:
-      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       - uses: actions/checkout@v2
 
-      # Runs a set of commands using the runners shell
-      - name: Install, Build and Test
+      - name: Install, Build
         run: |
           sudo npm install -g babel-cli
           cd javascript
           npm install
           npm run build
-          
+
+  publish:
+    needs: build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Publish
+        run: |
+          echo "publish..."

.github/workflows/deploy.yml

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+PACKAGE_NAME=$(grep '"name"' package.json | cut -d '"' -f4 | tr -d '[[:space:]]')
+NPM_PACKAGE_VERSIONS=$(npm view $PACKAGE_NAME versions)
+PACKAGE_VERSION=$(grep '"version"' package.json | cut -d '"' -f4 | tr -d '[[:space:]]')
+
+echo "PACKAGE_NAME: " $PACKAGE_NAME
+echo "NPM_PACKAGE_VERSIONS: " $NPM_PACKAGE_VERSION
+echo "PACKAGE_VERSION: " $PACKAGE_VERSION
+
+if [[ ${NPM_PACKAGE_VERSIONS[*]} =~ $PACKAGE_VERSION ]]
+then
+    echo "The version number is already being used"
+    exit 1
+fi