ci: pin NPM version

see: loopbackio/cicd#6
Signed-off-by: Rifa Achrinza <[email protected]>

.github/workflows/ci.yaml

@@ -31,8 +31,12 @@ jobs:
         uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node-version }}
+      - name: Update NPM (Node.js v10)
+        if: matrix.node-version == 10
+        run: npm install --global npm@7
       - name: Update NPM
-        run: npm install -g npm
+        if: matrix.node-version != 10
+        run: npm install --global npm@8
       - name: Bootstrap project
         run: npm ci --ignore-scripts
       - name: Run tests

.travis.yml

@@ -5,7 +5,14 @@ arch:
 branches:
   only: master
 language: node_js
-before_install: npm install --global npm
+before_install: |
+  NODEJS_VERSION=$(node --version)
+  if [ 'v10' == ${NODEJS_VERSION%%.*} ]
+  then
+    npm install --global npm@7
+  else
+    npm install --global npm@8
+  fi
 install: npm ci --ignore-scripts
 script: npm test --ignore-scripts
 node_js: