Added github actions

Author: Lanboost

.github/workflows/publish.yml

@@ -0,0 +1,59 @@
+## LICENSE: https://github.com/brandedoutcast/publish-nuget/blob/master/LICENSE
+
+name: publish to nuget
+on:
+  push:
+    branches:
+      - master # Default release branch, may also be named 'master' or 'develop'
+jobs:
+  publish:
+    name: build, pack & publish
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      # - name: Setup dotnet
+      #   uses: actions/setup-dotnet@v1
+      #   with:
+      #     dotnet-version: 3.1.200
+
+      # Publish
+      - name: publish on version change
+        id: publish_nuget
+        uses: brandedoutcast/publish-nuget@v2
+        with:
+          # Filepath of the project to be packaged, relative to root of repository
+          PROJECT_FILE_PATH: LanboostPathFinding/LanboostPathFinding.csproj
+
+          # Configuration to build and package
+          # BUILD_CONFIGURATION: Release
+
+          # Platform target to compile (default is empty/AnyCPU)
+          # BUILD_PLATFORM: x64
+
+          # NuGet package id, used for version detection & defaults to project name
+          # PACKAGE_NAME: Core
+
+          # Filepath with version info, relative to root of repository & defaults to PROJECT_FILE_PATH
+          # VERSION_FILE_PATH: Directory.Build.props
+
+          # Regex pattern to extract version info in a capturing group
+          # VERSION_REGEX: ^\s*<Version>(.*)<\/Version>\s*$
+
+          # Useful with external providers like Nerdbank.GitVersioning, ignores VERSION_FILE_PATH & VERSION_REGEX
+          VERSION_STATIC: 1.0.1
+
+          # Flag to toggle git tagging, enabled by default
+          # TAG_COMMIT: true
+
+          # Format of the git tag, [*] gets replaced with actual version
+          # TAG_FORMAT: v*
+
+          # API key to authenticate with NuGet server
+          # NUGET_KEY: ${{secrets.NUGET_API_KEY}}
+
+          # NuGet server uri hosting the packages, defaults to https://api.nuget.org
+          # NUGET_SOURCE: https://api.nuget.org
+
+          # Flag to toggle pushing symbols along with nuget package to the server, disabled by default
+          # INCLUDE_SYMBOLS: false