Feature/add tests (#7)

* add unit tests and testing dependencies

* test - Add tests for ProjectGrid component functionality and styles

* feat - add vitest/coverage-v8 for test coverage support

* test - add unit tests for App component functionality

* test - add new unit tests for the App component

* feat - add testing configuration for Vite setup

* feat - added new testing steps to build workflow

* feat - add installation command update for dependencies

* feat - added new tests and updated build configuration

.github/workflows/build.yml

@@ -2,29 +2,31 @@ name: Build and Test on Pull Request
 
 on:
   pull_request:
-    branches:
-      - '**' # Triggers on pull requests to any branch
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
 
 jobs:
-  build-and-test:
+  build:
     name: Build and Test
     runs-on: ubuntu-latest
 
     steps:
-      - name: Checkout Code
+      - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Set up Node.js
-        uses: actions/setup-node@v3
+      - name: Set up Node.js 20
+        uses: actions/setup-node@v4
         with:
-          node-version: 22
-          cache: 'npm'
+          node-version: 20.x
 
-      - name: Install Dependencies
+      - name: Install dependencies
         run: npm ci
 
       - name: Build
         run: npm run build
 
-      - name: Run Tests
+      - name: Test
         run: npm test