Added Create release-nuget.yml

Author: yurkinh

.github/workflows/release-nuget.yml

@@ -0,0 +1,35 @@
+name: Create a release on NuGet
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+    - "v[0-9]+.[0-9]+.[0-9]+"    
+jobs:
+  release-nuget:
+  
+    runs-on: windows-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Verify commit exists in origin/main
+        run: |
+          git fetch --no-tags --prune --depth=1 origin +refs/heads/*:refs/remotes/origin/*
+          git branch --remote --contains | grep origin/main
+      - name: Set VERSION variable from tag
+        run: echo "VERSION=${GITHUB_REF/refs\/tags\/v/}" >> $GITHUB_ENV  
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v2
+        with:
+         dotnet-version: 8.0.x       
+      - name: Get version information from tag
+        id: get_version
+        uses: battila7/get-version-action@v2
+      - name: Build
+        run: dotnet build src\SQLiteNetExtensions.Modern\SQLiteNetExtensions.sln -c Release 
+      - name: Pack
+        run: dotnet pack src\SQLiteNetExtensions.Modern\SQLiteNetExtensions.sln -c Release  --no-build --output .
+      # - name: Push
+      #   run: dotnet nuget push SQLiteNetExtensions.Modern.*.nupkg -s https://api.nuget.org/v3/index.json -k ${{ secrets.NUGET_API_KEY }}
+      #   env:
+      #     GITHUB_TOKEN: ${{ secrets.NUGET_API_KEY }}