Community health (#1)

* removed COC (moved to `.github` repository)

* removed funding

* added Github actions

.github/dependabot.yml

@@ -0,0 +1,8 @@
+version: 2
+updates:
+- package-ecosystem: nuget
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "11:00"
+  open-pull-requests-limit: 10

.github/workflows/build-and-test.yml

@@ -0,0 +1,31 @@
+name: build and test
+
+on:
+  push:
+  pull_request:
+    branches: [ master,dev ]
+    paths:
+    - '**.cs'
+    - '**.csproj'
+
+env:
+  DOTNET_VERSION: '5.0' # The .NET SDK version to use
+
+jobs:
+  build-and-test:
+
+    name: build-and-test-${{matrix.os}}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Setup .NET Core
+      uses: actions/setup-dotnet@v1
+      with:
+        dotnet-version: ${{ env.DOTNET_VERSION }}
+
+    - name: FAKE
+      run: build/fake.cmd default

.github/workflows/publish-nuget.yml

@@ -0,0 +1,37 @@
+name: Publish NuGet
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  publish-nuget:
+
+    name: publish-nuget
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Setup .NET Core
+      uses: actions/setup-dotnet@v1
+      with:
+        dotnet-version: ${{ env.DOTNET_VERSION }}
+
+    - name: Publish package
+      run: ./build.cmd Push nugetpublishurl=https://api.nuget.org/v3/index.json nugetkey="${{secrets.NUGET_API_KEY}}"
+
+    - name: release
+      uses: actions/create-release@v1
+      id: create_release
+      with:
+        draft: false
+        prerelease: false
+        release_name: ${{ steps.version.outputs.version }}
+        tag_name: ${{ github.ref }}
+        body_path: RELEASE_NOTES.md
+      env:
+        GITHUB_TOKEN: ${{ github.token }}