github: fix run errors and add windows action

Author: mcraveiro

.github/workflows/continuous-linux.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Display .NET info
         run: dotnet --info
 
-      - run:
+      - run: |
           cd Src
           dotnet build
           dotnet test

.github/workflows/continuous-windows.yml

@@ -0,0 +1,30 @@
+name: Continuous Linux
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - '*'
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  build:
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup dotnet
+        uses: actions/setup-dotnet@v2
+        with:
+          dotnet-version: '6.0.x'
+
+      - name: Display .NET info
+        run: dotnet --info
+
+      - run: |
+          cd Src
+          dotnet build
+          dotnet test