ci(github): add Windows build and release workflow

- Create new GitHub Actions workflow for Windows builds
- Set up Go environment and build project
- Check if release exists and create if necessary
- Upload Windows executable to release

Author: wellcomez

.github/workflows/win.yml

@@ -0,0 +1,94 @@
+name: build-win
+
+on:
+  push:
+    branches: [ "master" ]
+    tags: [ 'v*' ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+
+  build:
+    if:  startsWith(github.ref, 'refs/tags/')
+    runs-on: windows-latest
+    steps:
+    - uses: actions/checkout@v4
+      with:
+          submodules: true  # This tells checkout action to clone submodules
+          token: ${{ secrets.GH_PAT }}  # Personal Access Token with repo scope
+
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.21.3'
+
+    - name: pull
+      run: git submodule update --init --recursive
+
+    - name: Build
+      run:  go build -o lspvi-win-x64
+      
+      
+      
+    - name: Check if release exists
+      id: check_release
+      shell: bash
+      run: |
+        if gh release view ${{ github.ref_name }} &> /dev/null; then
+            echo "release_exists=true" >> $GITHUB_OUTPUT
+        else
+            echo "release_exists=false" >> $GITHUB_OUTPUT
+        fi
+      env:
+        GITHUB_TOKEN: ${{ secrets.RTOKEN}}
+
+        
+    - name: Create Release
+      id: create_release
+      if: steps.check_release.outputs.release_exists == 'false' && startsWith(github.ref, 'refs/tags/')
+      uses: actions/create-release@v1
+      env:
+        GITHUB_TOKEN: ${{ secrets.RTOKEN }}
+      with:
+        tag_name: ${{ github.ref_name }}
+        release_name: Release ${{ github.ref_name }}
+        draft: false
+        prerelease: false
+
+    - name: Get Release Upload URL
+      id: get_upload_url
+      shell: bash
+      run: |
+        upload_url=$(gh api repos/${{ github.repository }}/releases/tags/${{ github.ref_name }} | jq -r .upload_url)
+        echo $upload_url
+        if [[ $upload_url == "" ]]; then 
+            echo "upload_url=${{ steps.create_release.outputs.upload_url }}" >> $GITHUB_OUTPUT
+        else
+            echo "upload_url=$upload_url" >> $GITHUB_OUTPUT
+        fi
+        # echo "upload_url=${{ steps.create_release.outputs.upload_url }}" >> $GITHUB_OUTPUT
+        # echo "upload_url=$(gh api repos/${{ github.repository }}/releases/tags/${{ github.ref_name }} | jq -r .upload_url)" >> $GITHUB_OUTPUT
+        # if [ "${{ steps.check_release.outputs.release_exists }}" == "true" ]; then
+            # echo "upload_url=$(gh api repos/${{ github.repository }}/releases/tags/${{ github.ref_name }} | jq -r .upload_url)" >> $GITHUB_OUTPUT
+        # else
+            # echo "upload_url=${{ steps.create_release.outputs.upload_url }}" >> $GITHUB_OUTPUT
+        # fi
+      env:
+        GITHUB_TOKEN: ${{ secrets.RTOKEN }}
+
+
+
+
+
+
+    - name: Upload Artifact
+      uses: actions/upload-release-asset@v1
+      env:
+        GITHUB_TOKEN: ${{ secrets.RTOKEN }}
+      with:
+        upload_url: ${{ steps.get_upload_url.outputs.upload_url }}
+        asset_path: ./lspvi-win-x64
+        asset_name: lspvi-win-x64
+        asset_content_type: application/octet-stream
+