🐛 Remove unnecessary yarn install in Dockerfile.windows (#122)

Signed-off-by: Jason Montleon <[email protected]>

Dockerfile.windows

@@ -9,7 +9,7 @@ FROM mcr.microsoft.com/windows/servercore:ltsc2022 AS builder
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 
 # PATH isn't actually set in the Docker image, so we have to set it from within the container
-RUN $newPath = ('C:\nodejs;{0}\Yarn\bin;{1}' -f $env:LOCALAPPDATA, $env:PATH); \
+RUN $newPath = ('C:\nodejs;{0}' -f $env:PATH); \
 	Write-Host ('Updating PATH: {0}' -f $newPath); \
 	[Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Machine)
 # doing this first to share cache across versions more aggressively
@@ -40,17 +40,6 @@ RUN $url = ('https://nodejs.org/dist/v{0}/node-v{0}-win-x64.zip' -f $env:NODE_VE
 	\
 	Write-Host 'Complete.';
 
-ENV YARN_VERSION 1.22.17
-
-# "It is recommended to install Yarn through the npm package manager" (https://classic.yarnpkg.com/en/docs/install)
-RUN Write-Host 'Installing "yarn" ...'; \
-	npm install --global ('yarn@{0}' -f $env:YARN_VERSION); \
-	\
-	Write-Host 'Verifying ("yarn --version") ...'; \
-	yarn --version; \
-	\
-	Write-Host 'Complete.';
-
 ARG VERSION=main
 ENV VERSION=$VERSION
 COPY . /opt/app-root/src