Build Environment for PowerShell 6 on AWS Lambda. It builds upon the Powershell alpine base image and installs the latest DotNet Core 2.1

Dockerfile

FROM mcr.microsoft.com/powershell:6.2.3-alpine-3.8

RUN apk add --no-cache icu-libs

ENV DOTNET_SYSTEM_GLOBALIZATION_INVARIANT=false \
  LC_ALL=en_US.UTF-8 \
  LANG=en_US.UTF-8

# Install .NET Core SDK
ENV DOTNET_SDK_VERSION 2.1.803

RUN wget -q -O dotnet.tar.gz https://dotnetcli.blob.core.windows.net/dotnet/Sdk/$DOTNET_SDK_VERSION/dotnet-sdk-$DOTNET_SDK_VERSION-linux-musl-x64.tar.gz \
  && dotnet_sha512='df2026c23f082cf1c6426ac3938f41b7f3f9fd67ea0c975db4c58e0fe0e215481257a0884f7d670b8be622b34c005af6a104f9e50f186b13970c24b7a169d4c4' \
  && echo "$dotnet_sha512  dotnet.tar.gz" | sha512sum -c - \
  && mkdir -p /usr/share/dotnet \
  && tar -C /usr/share/dotnet -xzf dotnet.tar.gz \
  && ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet \
  && rm dotnet.tar.gz

# Enable correct mode for dotnet watch (only mode supported in a container)
ENV DOTNET_USE_POLLING_FILE_WATCHER=true \ 
  # Skip extraction of XML docs - generally not useful within an image/container - helps performance
  NUGET_XMLDOC_MODE=skip

# Trigger first run experience by running arbitrary cmd to populate local package cache
RUN dotnet help

RUN pwsh -Command "Install-Module AWSLambdaPSCore -Scope CurrentUser -Force"

RUN pwsh -Command "Install-Module -Name 'AWS.Tools.Common','AWS.Tools.Lambda','AWS.Tools.CloudFormation' -Force"

RUN apk add zip