updated github actions added testing action

.github/workflows/testing.yml

@@ -0,0 +1,42 @@
+name: NUnit Tests
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+env:
+  TEST_PROJECT: Wave.Tests
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        dotnet-version: [ '8.0.x' ]
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Setup dotnet ${{ matrix.dotnet-version }}
+      uses: actions/setup-dotnet@v3
+      with:
+        dotnet-version: ${{ matrix.dotnet-version }}
+    - uses: actions/cache@v3
+      with:
+        path: ~/.nuget/packages
+        # Look to see if there is a cache hit for the corresponding requirements file
+        key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj') }}
+        restore-keys: |
+          ${{ runner.os }}-nuget
+    - name: Install dependencies
+      run: dotnet restore
+
+    - name: Build
+      run: dotnet build
+    - name: Test with the dotnet CLI
+      run: dotnet test ${{ env.TEST_PROJECT }}