Consolidate github workflow and use npm ci

Author: NorbertLoh

.github/workflows/commit-workflow.yml

@@ -3,56 +3,20 @@ name: Commit workflow
 on: [push, pull_request]
 
 jobs:
-  linux-setup-and-tests:
-    runs-on: ubuntu-latest
-    defaults:
-      run:
-        working-directory: ./frontend/peerprep
-    strategy:
-      matrix:
-        node-version: [20.x]
-    steps:
-      - uses: actions/checkout@v3
-      - name: Setup and tests with Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
-        with:
-          node-version: ${{ matrix.node-version }}
-      - run: npm install
-      - run: npm run lint
-      - run: npm run build
-
-  macos-setup-and-tests:
-    runs-on: macos-latest
-    defaults:
-      run:
-        working-directory: ./frontend/peerprep
+  build:
     strategy:
       matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
         node-version: [20.x]
-    steps:
-      - uses: actions/checkout@v3
-      - name: Setup and tests with Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
-        with:
-          node-version: ${{ matrix.node-version }}
-      - run: npm install
-      - run: npm run lint
-      - run: npm run build
-
-  windows-setup-and-tests:
-    runs-on: windows-latest
+    runs-on: ${{ matrix.os }}
     defaults:
       run:
         working-directory: ./frontend/peerprep
-    strategy:
-      matrix:
-        node-version: [20.x]
     steps:
       - uses: actions/checkout@v3
-      - name: Setup and tests with Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+      - uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.node-version }}
-      - run: npm install
+      - run: npm ci
       - run: npm run lint
       - run: npm run build