Upgrade dotnet 8 - Add Configuration for Github Codespaces

.devcontainer/devcontainer.json

@@ -0,0 +1,35 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/dotnet
+{
+    "name": "C# (.NET)",
+    // Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+    "image": "mcr.microsoft.com/devcontainers/dotnet:8.0",
+    "features": {
+      "ghcr.io/devcontainers/features/dotnet:1": {}
+    },
+
+    // Features to add to the dev container. More info: https://containers.dev/features.
+    // "features": {},
+
+    // Use 'forwardPorts' to make a list of ports inside the container available locally.
+    // "forwardPorts": [5000, 5001],
+    // "portsAttributes": {
+    //   "5001": {
+    //     "protocol": "https"
+    //   }
+    // }
+
+    // Use 'postCreateCommand' to run commands after the container is created.
+    //"postCreateCommand": "",
+
+    //This will build the Solution initially so that all dependencies are restored.
+    //If it fails analyssis needs to be done
+    //This is optional, can be disabled if it makes problems
+    "postStartCommand": "dotnet build /p:EnableWindowsTargeting=true"
+
+    // Configure tool-specific properties.
+    // "customizations": {},
+
+    // Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+    // "remoteUser": "root"
+  }

README.md

@@ -110,6 +110,10 @@ On linux, the operation is similar:
 	cd $wesay/build
 	./TestBuild.sh
 
+On Github-Codespace you can use the following to compile:
+
+   dotnet build /p:EnableWindowsTargeting=true
+
 These scripts perform a Debug build, placing the result in `$wesay/output/Debug`.
 #### TODO (Hasso) 2022.04: update scripts and instructions so this works:
 >  If you prefer a Release build, then add `Release`