Added GitHub workflows

.github/workflows/build.yml

@@ -0,0 +1,21 @@
+name: .NET Core
+
+on:
+  pull_request:
+    branches:
+      - master
+      - develop
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Setup .NET Core
+      uses: actions/setup-dotnet@v1
+    - name: Build with dotnet
+      run: |
+        DOTNET_CLI_TELEMETRY_OPTOUT=1
+        dotnet build --nologo --configuration Release

.github/workflows/publish_ci.yml

@@ -0,0 +1,25 @@
+name: publish to MyGet
+
+on:
+  push:
+    branches:
+      - develop
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Setup .NET Core
+      uses: actions/setup-dotnet@v1
+    - name: Build with dotnet
+      run: |
+        sed -i "s|<Version>\(.*\)</Version>|<Version>\1-ci-$GITHUB_RUN_ID</Version>|" StringBuilderExtensions\StringBuilderExtensions.csproj
+        dotnet pack --nologo --configuration Release -o nuget
+    - name: MyGet push
+      run: |
+        source=https://www.myget.org/F/xperiandri/api/v3/index.json
+        key=${{secrets.MyGet_Key}}
+        dotnet nuget push -s $source -k $key nuget/*.nupkg

.github/workflows/publish_release.yml

@@ -0,0 +1,32 @@
+name: publish to NuGet
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  publish:
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      # Required for a specific dotnet version that doesn't come with ubuntu-latest / windows-latest
+      # Visit bit.ly/2synnZl to see the list of SDKs that are pre-installed with ubuntu-latest / windows-latest
+      # - name: Setup dotnet
+      #   uses: actions/setup-dotnet@v1
+      #   with:
+      #     dotnet-version: 3.1.100
+
+      # Publish
+      - name: publish on version change
+        uses: rohith/publish-nuget@v2
+        with:
+          PROJECT_FILE_PATH: StringBuilderExtensions\StringBuilderExtensions.csproj # Relative to repository root
+          # VERSION_FILE_PATH: Directory.Build.props # Filepath with version info, relative to repository root. Defaults to project file
+          # VERSION_REGEX: <Version>(.*)<\/Version> # Regex pattern to extract version info in a capturing group
+          # TAG_COMMIT: true # Flag to enable / disalge git tagging
+          # TAG_FORMAT: v* # Format of the git tag, [*] gets replaced with version
+          NUGET_KEY: ${{secrets.NuGet_Key}}

StringBuilderExtensions.sln

@@ -1,10 +1,21 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 2012
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29924.181
+MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StringBuilderExtensions", "StringBuilderExtensions\StringBuilderExtensions.csproj", "{01E836D1-40BF-49FA-9EE6-65EBB2F76650}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StringBuilderExtensionsTests", "StringBuilderExtensionsTests\StringBuilderExtensionsTests.csproj", "{054701DF-D8ED-434F-B708-075861F611D2}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{407C25AD-A79E-442D-A1EF-8ED289439CC0}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "GitHub", "GitHub", "{7E7071CA-1460-450E-AFA2-4134C15080CA}"
+	ProjectSection(SolutionItems) = preProject
+		.github\workflows\build.yml = .github\workflows\build.yml
+		.github\workflows\publish_ci.yml = .github\workflows\publish_ci.yml
+		.github\workflows\publish_release.yml = .github\workflows\publish_release.yml
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -23,6 +34,9 @@ Global
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {92E327E4-BB79-41E9-88DE-65B35B27DE11}
+	EndGlobalSection
 	GlobalSection(CodealikeProperties) = postSolution
 		SolutionGuid = 5cf8613c-3894-430a-b76a-6b74315e9732
 	EndGlobalSection