some improvements.

.github/workflows/windows.yml

@@ -3,16 +3,53 @@ name: windows
 on:
   push:
     branches: [ "develop", "release/*" ]
+    tags:
+        - '[0-9]+.[0-9]+.[0-9]+*'
   pull_request:
     branches: [ "develop", "release/*" ]
+  workflow_dispatch:
 
 env:
   BUILD_TYPE: Release
 
 jobs:
+  setup:
+    runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.read_version.outputs.version }}
+      short_hash: ${{ steps.read_version.outputs.short_hash }}
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
 
+    - name: Read version from file
+      id: read_version
+      run: |
+        if [ "${{ github.ref_type }}" == "tag" ]; then
+          VERSION=${{ github.ref_name }}
+          SHORT_HASH=""
+        else 
+          MAJOR_MINOR=$(cut -d. -f1-2 VERSION)
+          VERSION="${MAJOR_MINOR}.99"
+          # Get the short hash of the current commit
+          COMMIT_HASH=$(echo ${{ github.sha }} | cut -c1-7)
+          SHORT_HASH="-$COMMIT_HASH"
+        fi
+        
+        echo "VERSION=$VERSION" >> $GITHUB_ENV
+        echo "version=$VERSION" >> $GITHUB_OUTPUT
+        
+        echo "SHORT_HASH=$SHORT_HASH" >> $GITHUB_ENV
+        echo "short_hash=$SHORT_HASH" >> $GITHUB_OUTPUT
+        
+    - name: Print version and hash
+      run: |
+        echo "Qucs-S version is ${{ env.VERSION }}"
+        echo "Qucs-S short hash is ${{ env.SHORT_HASH }}"
+        
   build-windows:
     runs-on: windows-latest
+    needs: setup
     strategy:
       fail-fast: false
     steps:
@@ -40,13 +77,9 @@ jobs:
         
   build-windows-msys2:
     runs-on: windows-latest
+    needs: setup
     strategy:
       fail-fast: false
-      matrix:
-        sys:
-          - mingw64
-          - clang64
-          - ucrt64
     defaults:
       run:
          shell: msys2 {0}
@@ -63,21 +96,14 @@ jobs:
     - name: Set up MSYS2
       uses: msys2/setup-msys2@v2
       with:
-        msystem: ${{ matrix.sys }}
+        msystem: ucrt64
         cache: true
         update: true
-        install: >-
-          bison 
-          flex
-          dos2unix 
-        pacboy: >-
-          cmake:p 
-          gcc:p 
-          make:p 
-          gperf:p
+        install: bison flex dos2unix zip p7zip
+        pacboy: cmake:p gcc:p make:p ninja:p gperf:p
 
     - name: Build with cmake
       run: |
-        cmake.exe -B build/ -G "MinGW Makefiles" -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
-        cmake.exe --build build/ -j`nproc` --config ${{env.BUILD_TYPE}}
+        cmake.exe -B build/ -G "Ninja" -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
+        cmake.exe --build build/ --parallel --config ${{env.BUILD_TYPE}}