feat: Add support for .NET 9 (#20)

* feat: Add support for .NET 9

* ci: Update labels to `bump-{semver}`

This prevents issues with dependabot also adding labels

.github/release-drafter.yml

@@ -31,13 +31,13 @@ exclude-labels:
 version-resolver:
   major:
     labels:
-      - 'major'
+      - 'bump-major'
   minor:
     labels:
-      - 'minor'
+      - 'bump-minor'
   patch:
     labels:
-      - 'patch'
+      - 'bump-patch'
   default: patch
 template: |
   ## Changes

.github/workflows/publish-nuget.yml

@@ -31,7 +31,7 @@ jobs:
           echo "PACKAGE_VERSION=${PACKAGE_VERSION_PREFIXED#v}" | tee -a $GITHUB_ENV
       - uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: 8.0.x
+          dotnet-version: 9.0.x
       - name: Install dependencies
         run: dotnet restore
       - name: Build

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: 8.0.x
+          dotnet-version: 9.0.x
       - name: 📥 Restore dependencies
         run: dotnet restore --verbosity normal
       - name: 🔨 Build

.github/workflows/verify-pr.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: yogevbd/enforce-label-action@a3c219da6b8fa73f6ba62b68ff09c469b3a1c024 # 2.2.2
         with:
           REQUIRED_LABELS_ANY: "feature,bug,maintenance,dependencies,chore,ignore-for-release,major,minor,patch,github-actions"
-          REQUIRED_LABELS_ANY_DESCRIPTION: "Select at least one label ['feature','bug','maintenance', 'dependencies', 'chore', 'ignore-for-release', 'major', 'minor', 'patch', 'github-actions']"
+          REQUIRED_LABELS_ANY_DESCRIPTION: "Select at least one label ['feature','bug','maintenance', 'dependencies', 'chore', 'ignore-for-release', 'bump-major', 'bump-minor', 'bump-patch', 'github-actions']"
 
   test:
     uses: ./.github/workflows/test.yml

Dockerfile

@@ -1,9 +1,9 @@
-FROM mcr.microsoft.com/dotnet/aspnet:8.0 as runtime
+FROM mcr.microsoft.com/dotnet/aspnet:9.0 as runtime
 WORKDIR /app
-EXPOSE 80
+EXPOSE 8080
 EXPOSE 443
 
-FROM mcr.microsoft.com/dotnet/sdk:8.0 AS builder-base
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS builder-base
 WORKDIR /src
 COPY . .
 

GCloud.Compute.Metadata.TestServer/GCloud.Compute.Metadata.TestServer.csproj

@@ -1,10 +1,11 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
+    <LangVersion>13</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>

GCloud.Compute.Metadata.Tests/GCloud.Compute.Metadata.Tests.csproj

@@ -1,12 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
 
         <IsPackable>false</IsPackable>
         <IsTestProject>true</IsTestProject>
+        <TargetFrameworks>net8.0;net9.0</TargetFrameworks>
+        <LangVersion>13</LangVersion>
     </PropertyGroup>
 
     <ItemGroup>

GCloud.Compute.Metadata.V1/GCloud.Compute.Metadata.V1.csproj

@@ -1,7 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <PackageId>GCloud.Compute.Metadata.V1</PackageId>
@@ -16,6 +15,8 @@
         <Description>Library for using the GCE metadata api</Description>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
         <PackageTags>google cloud metadata</PackageTags>
+        <LangVersion>13</LangVersion>
+        <TargetFrameworks>net9.0;net8.0</TargetFrameworks>
     </PropertyGroup>
     <ItemGroup>
     <None Include="..\LICENSE">