last changes

Author: ThisIsKirsch

.devcontainer/Dockerfile

@@ -1,25 +1,26 @@
 {
     "name": ".NET in Codespaces",
-    "build": {
-        "dockerfile": "Dockerfile",
-        "args": {
-            "IMAGE": "dotnet:8.0-preview"
-        }
-    },
+    "image": "mcr.microsoft.com/dotnet/sdk: 8.0-preview",
     "features": {
         "ghcr.io/devcontainers/features/docker-from-docker:1": {
             "version": "20.10"
         },
         "ghcr.io/devcontainers/features/github-cli:1": {
             "version": "2"
+        },
+        "ghcr.io/devcontainers/features/powershell:1": {
+            "version": "latest"
+        },
+        "ghcr.io/azure/azure-dev/azd:0": {
+            "version": "latest"
         }
     },
     "customizations": {
         "vscode": {
             "extensions": [
                 "ms-vscode.vscode-node-azure-pack",
                 "github.vscode-github-actions",
-                "GitHub.copilot-nightly",
+                "GitHub.copilot",
                 "GitHub.vscode-github-actions",
                 "ms-dotnettools.vscode-dotnet-runtime",
                 "ms-dotnettools.csdevkit",
@@ -31,7 +32,6 @@
         8080,
         8081
     ],
-    "onCreateCommand": "bash ${containerWorkspaceFolder}/.devcontainer/library-scripts/dotnet-install.sh --channel 8.0 -quality preview -installdir ${containerWorkspaceFolder}/.dotnet",
     "postCreateCommand": "dotnet restore",
     "remoteUser": "vscode",
     "hostRequirements": {
@@ -40,8 +40,8 @@
     },
     "remoteEnv": {
         "PATH": "${containerWorkspaceFolder}/.dotnet:${containerEnv:PATH}",
-		"DOTNET_MULTILEVEL_LOOKUP": "0",
-		"TARGET": "net8.0"
+        "DOTNET_MULTILEVEL_LOOKUP": "0",
+        "TARGET": "net8.0"
     },
     "portsAttributes": {
         "8080": {