ci(github): add test action

Closes: #52

Author: gretmn102

.github/workflows/test.yml

@@ -0,0 +1,23 @@
+name: Test
+
+on:
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  test:
+    name: Test
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: 3.1.x
+      - name: Restore
+        run: dotnet tool restore
+      - name: Paket install
+        run: dotnet paket install
+      - name: Build
+        run: dotnet fake build -t TestsRun