ci: Run CI tests against Serverless v3

Author: pgrzesik

.github/workflows/integrate.yml

@@ -13,6 +13,9 @@ jobs:
   windowsNode14:
     name: '[Windows] Node.js v14: Unit tests'
     runs-on: windows-latest
+    strategy:
+      matrix:
+        sls-version: [2, 3]
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
@@ -48,7 +51,7 @@ jobs:
         run: python -m pip install pipenv==2021.11.5 poetry
 
       - name: Install serverless
-        run: npm install -g serverless@2
+        run: npm install -g serverless@${{ matrix.sls-version }}
 
       - name: Install dependencies
         if: steps.cacheNpm.outputs.cache-hit != 'true'
@@ -61,6 +64,9 @@ jobs:
   linuxNode14:
     name: '[Linux] Node.js 14: Unit tests'
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        sls-version: [2, 3]
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
@@ -96,7 +102,7 @@ jobs:
         run: python -m pip install pipenv==2021.11.5 poetry
 
       - name: Install serverless
-        run: npm install -g serverless@2
+        run: npm install -g serverless@${{ matrix.sls-version }}
 
       - name: Install dependencies
         if: steps.cacheNpm.outputs.cache-hit != 'true'
@@ -144,7 +150,7 @@ jobs:
         run: python -m pip install pipenv==2021.11.5 poetry
 
       - name: Install serverless
-        run: npm install -g serverless@2
+        run: npm install -g serverless@${{ matrix.sls-version }}
 
       - name: Install dependencies
         if: steps.cacheNpm.outputs.cache-hit != 'true'
@@ -157,6 +163,9 @@ jobs:
   tagIfNewVersion:
     name: Tag if new version
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        sls-version: [2, 3]
     needs: [windowsNode14, linuxNode14, linuxNode12]
     steps:
       - name: Checkout repository

.github/workflows/validate.yml

@@ -13,6 +13,9 @@ jobs:
   linuxNode14:
     name: '[Linux] Node.js v14: Lint, Eventual Commitlint, Eventual Changelog, Formatting & Unit tests'
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        sls-version: [2, 3]
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
@@ -61,7 +64,7 @@ jobs:
         run: python -m pip install pipenv==2021.11.5 poetry
 
       - name: Install serverless
-        run: npm install -g serverless@2
+        run: npm install -g serverless@${{ matrix.sls-version }}
 
       - name: Install dependencies
         if: steps.cacheNpm.outputs.cache-hit != 'true'
@@ -88,6 +91,9 @@ jobs:
   windowsNode14:
     name: '[Windows] Node.js v14: Unit tests'
     runs-on: windows-latest
+    strategy:
+      matrix:
+        sls-version: [2, 3]
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
@@ -125,7 +131,7 @@ jobs:
         run: python -m pip install pipenv==2021.11.5 poetry
 
       - name: Install serverless
-        run: npm install -g serverless@2
+        run: npm install -g serverless@${{ matrix.sls-version }}
 
       - name: Install dependencies
         if: steps.cacheNpm.outputs.cache-hit != 'true'
@@ -138,6 +144,9 @@ jobs:
   linuxNode12:
     name: '[Linux] Node.js v12: Unit tests'
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        sls-version: [2, 3]
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
@@ -175,7 +184,7 @@ jobs:
         run: python -m pip install pipenv==2021.11.5 poetry
 
       - name: Install serverless
-        run: npm install -g serverless@2
+        run: npm install -g serverless@${{ matrix.sls-version }}
 
       - name: Install dependencies
         if: steps.cacheNpm.outputs.cache-hit != 'true'