Fix windows build - add Maven

Author: posadskiy

.github/workflows/build-desktop.yml

@@ -174,11 +174,9 @@ jobs:
 
       - name: Create Windows installer
         run: |
-          # Shorten JAVA_HOME to avoid "filename or extension is too long" (CreateProcess env limit)
+          # Junction for short JAVA_HOME (used only when calling jpackage to avoid CreateProcess path limit)
           if (Test-Path C:\j) { cmd /c rmdir C:\j }
           cmd /c mklink /J C:\j $env:JAVA_HOME
-          $env:JAVA_HOME = "C:\j"
-          $env:PATH = "C:\j\bin;C:\Windows\System32;C:\Windows"
           subst X: $env:GITHUB_WORKSPACE
           New-Item -ItemType Directory -Force -Path "C:\t" | Out-Null
           cd X:\desktop-client
@@ -192,6 +190,9 @@ jobs:
           if (Test-Path "src\main\resources\icons\app-icon.ico") {
             $ICON_ARG = "--icon src\main\resources\icons\app-icon.ico"
           }
+          # Short PATH only for jpackage to avoid "filename or extension is too long"
+          $env:JAVA_HOME = "C:\j"
+          $env:PATH = "C:\j\bin;C:\Windows\System32;C:\Windows"
           jpackage --input target `
             --name "JSTutor" `
             --main-jar $JAR_NAME `

.github/workflows/release-desktop.yml

@@ -76,11 +76,9 @@ jobs:
       - name: Build installers and portable app image (Windows)
         if: matrix.os == 'windows-latest'
         run: |
-          # Shorten JAVA_HOME to avoid "filename or extension is too long" (CreateProcess env limit)
+          # Junction for short JAVA_HOME (used only when calling jpackage to avoid CreateProcess path limit)
           if (Test-Path C:\j) { cmd /c rmdir C:\j }
           cmd /c mklink /J C:\j $env:JAVA_HOME
-          $env:JAVA_HOME = "C:\j"
-          $env:PATH = "C:\j\bin;C:\Windows\System32;C:\Windows"
           subst X: $env:GITHUB_WORKSPACE
           New-Item -ItemType Directory -Force -Path "C:\t" | Out-Null
           cd X:\desktop-client
@@ -94,6 +92,9 @@ jobs:
           if (Test-Path "src\main\resources\icons\app-icon.ico") {
             $ICON_ARG = "--icon src\main\resources\icons\app-icon.ico"
           }
+          # Short PATH only for jpackage to avoid "filename or extension is too long"
+          $env:JAVA_HOME = "C:\j"
+          $env:PATH = "C:\j\bin;C:\Windows\System32;C:\Windows"
           jpackage --input target `
             --name "JSTutor" `
             --main-jar $JAR_NAME `