switch to multi-arch

root/etc/s6-overlay/s6-rc.d/init-mod-code-server-powershell-add-package/run

@@ -1,9 +1,8 @@
 #!/usr/bin/with-contenv bash
 
-ARCH=$(uname -m)
 source /etc/lsb-release
 
-if [ -f "/powershell/powershell_${ARCH}.tar.gz" ]; then
+if [ -f "/powershell/powershell.tar.gz" ]; then
     echo "Installing PowerShell"
     if [ "${DISTRIB_CODENAME}" == "bionic" ]; then
         echo "\
@@ -18,11 +17,9 @@ if [ -f "/powershell/powershell_${ARCH}.tar.gz" ]; then
             libicu70 \
             libunwind8" >> /mod-repo-packages-to-install.list
     fi
-    tar xf "/powershell/powershell_${ARCH}.tar.gz" -C /powershell
+    tar xf "/powershell/powershell.tar.gz" -C /powershell
     rm -rf \
-        /powershell/powershell_x86_64.tar.gz \
-        /powershell/powershell_armv7l.tar.gz \
-        /powershell/powershell_aarch64.tar.gz
+        /powershell/powershell.tar.gz
     ln -s /powershell/pwsh /usr/bin/pwsh
 else
     echo "PowerShell already installed, skipping"