Dockerfile to host dotnet core apps like blazor using IIS (dotnet core 3.0)

Dockerfile

# Use iis as base image and install dotnet 3.0.1 hosting pack
FROM microsoft/iis as base
SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'Continue'; $verbosePreference='Continue';"]

ADD https://download.visualstudio.microsoft.com/download/pr/32b71802-0b4d-4064-a7e6-083b5155d3b1/080cf60a5c06be4ed27e2eac6c693f2f/dotnet-hosting-3.0.1-win.exe "C:/setup/dotnet-hosting-3.0.1-win.exe"
RUN start-process -Filepath "C:/setup/dotnet-hosting-3.0.1-win.exe" -ArgumentList @('/install', '/quiet', '/norestart') -Wait
RUN Remove-Item -Force "C:/setup/dotnet-hosting-3.0.1-win.exe"

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# Use dotnet core sdk as build image 
FROM mcr.microsoft.com/dotnet/core/sdk:3.0 AS build
WORKDIR /app

# Copy csproj and restore as distinct layers
COPY *.sln .
COPY ./{PROJECT_NAME}/*.csproj ./{PROJECT_NAME}/
RUN dotnet restore

# Copy everything else and build app
COPY ./{PROJECT_NAME}/. ./{PROJECT_NAME}/
RUN dotnet publish -c Release -o out

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# Create final image
FROM base AS final
WORKDIR /inetpub/wwwroot/{PROJECT_NAME}

RUN Import-Module WebAdministration
RUN Remove-Website -Name 'Default Web Site'

# Create pool
RUN New-WebAppPool -Name '{PROJECT_NAME}-pool'; \
    Set-ItemProperty IIS:\AppPools\{PROJECT_NAME}-pool -Name managedRuntimeVersion -Value ''; \
    Set-ItemProperty IIS:\AppPools\{PROJECT_NAME}-pool -Name enable32BitAppOnWin64 -Value 0; \
    Set-ItemProperty IIS:\AppPools\{PROJECT_NAME}-pool -Name processModel.identityType -Value Service
# Create new Website
RUN New-Website -Name '{PROJECT_NAME}' \
    -Port 80 -PhysicalPath 'C:\inetpub\wwwroot\{PROJECT_NAME}' \
    -ApplicationPool '{PROJECT_NAME}-pool' -force

# Copy output from build img
COPY --from=build /app/out .

EXPOSE 80