ci: add build steps and bump node version

.github/workflows/build.yml

@@ -0,0 +1,25 @@
+name: build-scratch-analysis
+on: 
+    push:
+jobs:
+    setup:
+      runs-on: ubuntu-latest
+      steps:
+        - uses: actions/checkout@v2
+        - name: Setup Node.js
+          uses: actions/setup-node@v3
+          with:
+            node-version-file: '.nvmrc'
+        - name: Install Dependencies
+          run: npm ci
+        - name: Run Tests
+          run: npm test
+        - name: Semantic Release
+          if: github.ref_name == 'master'
+          env:
+            NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          run: npx --no -- semantic-release
+
+            
+      

.nvmrc

@@ -1 +1 @@
-v16
+v18