refactor(testing): migrate from Jest to Vitest for testing framework

.github/workflows/test.yml

@@ -17,15 +17,14 @@ jobs:
     - uses: actions/setup-node@v4
       with:
         node-version: ${{ matrix.node }}
-    - name: Install dependencies and run all scripts
+    - name: Install dependencies and run tests
       run: |
         npm ci
-        npm run all
+        npm run test -- --run
     - uses: coverallsapp/github-action@master
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}
 
-  # Adding a comment to clarify the purpose of the Windows build job
   build-on-windows:
     strategy:
       matrix:
@@ -36,11 +35,10 @@ jobs:
     - uses: actions/setup-node@v4
       with:
         node-version: ${{ matrix.node }}
-    # Node.js 20 already includes a recent npm version, so npm upgrade is not needed
-    - name: Install dependencies and run all scripts
+    - name: Install dependencies and run tests
       run: |
         npm ci
-        npm run all
+        npm run test -- --run
 
   test: # make sure the action works on a clean machine without building
     strategy: