Roll back pwsh changes

.gitlab-ci-build.yml.in

@@ -35,7 +35,7 @@ stages:
     PACKER_LOG: 0
     COMMAND: >
       packer build ${only}
-      -var-file=${distro}
+      -var-file="${distro}"
       -var build=${BUILD}
       -var cpus=2
       -var memory=4096
@@ -45,8 +45,9 @@ stages:
     - packer init sources
     - echo $COMMAND
   script:
-    - export EFI_DIR="$(dirname "$(find /nix/store -name OVMF_VARS.fd | head -1)")/"
-    - $COMMAND || exit 1
+    - export EFI_DIR="$(dirname "$(find / -name OVMF_VARS.fd | head -1)")/"
+    - echo $COMMAND > build.sh
+    - bash build.sh || exit 1
 
 qemu.amd64:
   extends: .build
@@ -74,16 +75,18 @@ hyperv-iso.amd64:
   extends: .build
   variables:
     <<: *variables
-    only: '-only=hyperv-iso.amd64'
+    only: '-only="hyperv-iso.amd64"'
     tag: hyperv
   parallel:
     matrix: []
   script:
-    - $COMMAND || exit 1
+    - echo $env:COMMAND > build.ps1
+    - echo 'if (-not $?) { throw "Error in build"}' >> build.ps1
+    - pwsh .\build.ps1
   after_script: |-
-    if [ "$CI_JOB_STATUS" == "success" ]; then
+    if ( "$CI_JOB_STATUS" -eq "success" ) {
       xonsh test.xsh
-    fi
+    }
 
 "Create release":
   stage: release