Revert "fix: use .NET 8 images to match sample app (dd-kfun)"

This reverts commit deea6a1.

Author: brandonh6k

content/guides/dotnet/containerize.md

@@ -55,12 +55,12 @@ Docker Hardened Images (DHIs) for .NET are available in the [Docker Hardened Ima
 
 2. Pull the .NET SDK DHI (check the catalog for available versions):
    ```console
-   $ docker pull dhi.io/dotnet:8-sdk
+   $ docker pull dhi.io/dotnet:10-sdk
    ```
 
 3. Pull the ASP.NET Core runtime DHI (check the catalog for available versions):
    ```console
-   $ docker pull dhi.io/aspnetcore:8
+   $ docker pull dhi.io/aspnetcore:10
    ```
 
 You can use `docker init` to generate Docker assets, then modify the Dockerfile to use DHI images:
@@ -79,23 +79,23 @@ Let's get started!
 
 ? What application platform does your project use? ASP.NET Core
 ? What's the name of your solution's main project? myWebApp
-? What version of .NET do you want to use? 8.0
+? What version of .NET do you want to use? 10.0
 ? What local port do you want to use to access your server? 8080
 ```
 
-In the following Dockerfile, the `FROM` instructions use `dhi.io/dotnet:8-sdk` and `dhi.io/aspnetcore:8` as the base images.
+In the following Dockerfile, the `FROM` instructions use `dhi.io/dotnet:10-sdk` and `dhi.io/aspnetcore:10` as the base images.
 
 ```dockerfile {title=Dockerfile}
 # syntax=docker/dockerfile:1
 
-FROM --platform=$BUILDPLATFORM dhi.io/dotnet:8-sdk AS build
+FROM --platform=$BUILDPLATFORM dhi.io/dotnet:10-sdk AS build
 ARG TARGETARCH
 COPY . /source
 WORKDIR /source/src
 RUN --mount=type=cache,id=nuget,target=/root/.nuget/packages \
     dotnet publish -a ${TARGETARCH/amd64/x64} --use-current-runtime --self-contained false -o /app
 
-FROM dhi.io/aspnetcore:8
+FROM dhi.io/aspnetcore:10
 WORKDIR /app
 COPY --from=build /app .
 ENTRYPOINT ["dotnet", "myWebApp.dll"]
@@ -106,7 +106,7 @@ ENTRYPOINT ["dotnet", "myWebApp.dll"]
 > DHI runtime images already run as a non-root user (`nonroot`, UID 65532), so there's no need to create a user or specify `USER` in your Dockerfile. This reduces the attack surface and simplifies your configuration.
 
 {{< /tab >}}
-{{< tab name="Using the official .NET image" >}}
+{{< tab name="Using the official .NET 10 image" >}}
 
 You can use `docker init` to create the necessary Docker assets. Inside the `docker-dotnet-sample` directory, run the `docker init` command in a terminal. `docker init` provides some default configuration, but you'll need to answer a few questions about your application. Refer to the following example to answer the prompts from `docker init` and use the same answers for your prompts.
 
@@ -124,23 +124,23 @@ Let's get started!
 
 ? What application platform does your project use? ASP.NET Core
 ? What's the name of your solution's main project? myWebApp
-? What version of .NET do you want to use? 8.0
+? What version of .NET do you want to use? 10.0
 ? What local port do you want to use to access your server? 8080
 ```
 
-This generates a Dockerfile using the official .NET 8 images from Microsoft Container Registry:
+This generates a Dockerfile using the official .NET 10 images from Microsoft Container Registry:
 
 ```dockerfile {title=Dockerfile}
 # syntax=docker/dockerfile:1
 
-FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:8.0-alpine AS build
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:10.0-alpine AS build
 ARG TARGETARCH
 COPY . /source
 WORKDIR /source/src
 RUN --mount=type=cache,id=nuget,target=/root/.nuget/packages \
     dotnet publish -a ${TARGETARCH/amd64/x64} --use-current-runtime --self-contained false -o /app
 
-FROM mcr.microsoft.com/dotnet/aspnet:8.0-alpine AS final
+FROM mcr.microsoft.com/dotnet/aspnet:10.0-alpine AS final
 WORKDIR /app
 COPY --from=build /app .
 ARG UID=10001