Update .NET version in Dockerfile, devcontainer.json, GitHub Actions …

.devcontainer/Dockerfile

@@ -1,7 +1,7 @@
 # See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.187.0/containers/dotnet/.devcontainer/base.Dockerfile
 
 # [Choice] .NET version: 5.0, 3.1, 2.1
-ARG VARIANT="7.0"
+ARG VARIANT="8.0"
 FROM mcr.microsoft.com/vscode/devcontainers/dotnet:0-${VARIANT}
 
 # [Option] Install Node.js

.devcontainer/devcontainer.json

@@ -6,7 +6,7 @@
 		"dockerfile": "Dockerfile",
 		"args": { 
 			// Update 'VARIANT' to pick a .NET Core version: 2.1, 3.1, 5.0
-			"VARIANT": "7.0",
+			"VARIANT": "8.0",
 			// Options
 			"INSTALL_NODE": "true",
 			"NODE_VERSION": "lts/*",

.github/workflows/dotnet5.yml

@@ -1,23 +1,23 @@
-name: .NET 7 Build & Test
+name: .NET 8 Build & Test
 
 on:
   push:
-    branches: [ main ]
+    branches: [main]
   pull_request:
-    branches: [ main ]
+    branches: [main]
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
-    - name: Setup .NET 7
-      uses: actions/setup-dotnet@v1
-      with:
-        dotnet-version: 7.0.x
-    - name: Restore Dependencies
-      run: dotnet restore
-    - name: Build
-      run: dotnet build --no-restore
-    - name: Test
-      run: dotnet test --no-build --verbosity normal
+      - uses: actions/checkout@v2
+      - name: Setup .NET 8
+        uses: actions/setup-dotnet@v1
+        with:
+          dotnet-version: 8.0.x
+      - name: Restore Dependencies
+        run: dotnet restore
+      - name: Build
+        run: dotnet build --no-restore
+      - name: Test
+        run: dotnet test --no-build --verbosity normal

prospect-scraper-mddb-2022.csproj

@@ -1,8 +1,8 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <RootNamespace>prospect_scraper_mddb_2022</RootNamespace>
   </PropertyGroup>