Use .NET 8 and add coding standard (#62)

AzureCliCredentialProxy.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
@@ -13,5 +13,9 @@
 
   <ItemGroup>
     <PackageReference Include="Azure.Identity" Version="1.12.0" />
+    <PackageReference Include="Workleap.DotNet.CodingStandards" Version="0.6.0">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
+    </PackageReference>
   </ItemGroup>
 </Project>

Dockerfile

@@ -1,6 +1,6 @@
 # https://github.com/Azure/azure-cli/issues/19591
 # https://iceburn.medium.com/azure-cli-docker-containers-7059750be1f2
-FROM mcr.microsoft.com/dotnet/runtime-deps:7.0-alpine AS base
+FROM mcr.microsoft.com/dotnet/runtime-deps:8.0-alpine AS base
 ENV DOTNET_CLI_TELEMETRY_OPTOUT=true \
     AZ_INSTALLER=DOCKER
 RUN apk add --no-cache py3-pip && \
@@ -13,14 +13,14 @@ ENV ASPNETCORE_URLS=http://+:8080
 ENV AZURE_CONFIG_DIR=/app/.azure
 
 
-FROM mcr.microsoft.com/dotnet/sdk:7.0-alpine AS publish
+FROM mcr.microsoft.com/dotnet/sdk:8.0-alpine AS publish
 WORKDIR /src
 COPY . .
 RUN dotnet publish "AzureCliCredentialProxy.csproj" -c Release -r linux-musl-x64 -o /app/publish
 
 
 FROM base AS final
-RUN adduser --disabled-password --home /app --gecos '' app && chown -R app /app
+RUN chown -R app /app
 USER app
 WORKDIR /app
 COPY --from=publish /app/publish .

Program.cs

@@ -10,13 +10,13 @@
 
 app.MapGet("/token", async (HttpContext context, string resource) =>
 {
-    var token = await tokenCredential.GetTokenAsync(new TokenRequestContext(new[] { resource }));
-    context.Response.Headers.Add("Content-Type", "application/json");
+    var token = await tokenCredential.GetTokenAsync(new TokenRequestContext([resource]));
+    context.Response.Headers.ContentType = "application/json";
     return new Dictionary<string, string>
     {
         ["access_token"] = token.Token,
         ["expiresOn"] = token.ExpiresOn.ToString("O", CultureInfo.InvariantCulture),
-        ["expires_on"] = token.ExpiresOn.ToUnixTimeSeconds().ToString(),
+        ["expires_on"] = token.ExpiresOn.ToUnixTimeSeconds().ToString(CultureInfo.InvariantCulture),
         ["tokenType"] = "Bearer",
         ["resource"] = resource
     };
@@ -30,7 +30,7 @@
     var form = await request.ReadFormAsync();
     var resource = form["resource"].ToString();
     var token = await tokenCredential.GetTokenAsync(new TokenRequestContext(new[] { resource }));
-    context.Response.Headers.Add("Content-Type", "application/json");
+    context.Response.Headers.ContentType = "application/json";
     return new Dictionary<string, string>
     {
         ["access_token"] = token.Token,
@@ -41,4 +41,4 @@
     };
 });
 
-app.Run();
+app.Run();

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "7.0.410",
+    "version": "8.0.401",
     "rollForward": "latestMinor",
     "allowPrerelease": false
   }