Add NuGet packaging metadata and GitHub Actions workflows

CI builds and tests on push/PR to main. Publish workflow packs and pushes
all packages to NuGet on release, taking the version from the release tag.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: Karl Solgård

.github/workflows/ci.yml

@@ -0,0 +1,26 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  build-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: 10.0.x
+
+      - name: Restore
+        run: dotnet restore
+
+      - name: Build
+        run: dotnet build --configuration Release --no-restore
+
+      - name: Test
+        run: dotnet test --configuration Release --no-build --verbosity normal

.github/workflows/publish.yml

@@ -0,0 +1,35 @@
+name: Publish to NuGet
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: 10.0.x
+
+      # Tag "v1.2.3" -> package version "1.2.3"
+      - name: Resolve version from tag
+        id: ver
+        run: echo "version=${GITHUB_REF_NAME#v}" >> "$GITHUB_OUTPUT"
+
+      - name: Test
+        run: dotnet test --configuration Release
+
+      - name: Pack
+        run: dotnet pack --configuration Release -o artifacts -p:Version=${{ steps.ver.outputs.version }}
+
+      - name: Push
+        run: >
+          dotnet nuget push "artifacts/*.nupkg"
+          --api-key ${{ secrets.NUGET_API_KEY }}
+          --source https://api.nuget.org/v3/index.json
+          --skip-duplicate

Directory.Build.props

@@ -8,4 +8,27 @@
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
   </PropertyGroup>
+
+  <!-- NuGet package metadata (applied to all packable libraries) -->
+  <PropertyGroup Condition="'$(IsPackable)' != 'false'">
+    <Version>1.0.0</Version>
+    <Authors>CosX</Authors>
+    <Company>CosX</Company>
+    <Copyright>Copyright 2026 CosX. Original work Copyright 2018 Netflix, Inc.</Copyright>
+    <PackageLicenseExpression>Apache-2.0</PackageLicenseExpression>
+    <PackageReadmeFile>README.md</PackageReadmeFile>
+    <PackageProjectUrl>https://github.com/CosX/ConcurrencyLimits.NET</PackageProjectUrl>
+    <RepositoryUrl>https://github.com/CosX/ConcurrencyLimits.NET</RepositoryUrl>
+    <RepositoryType>git</RepositoryType>
+    <PackageTags>concurrency;rate-limiting;load-shedding;adaptive-concurrency;congestion-control;aspnetcore;grpc;resilience</PackageTags>
+    <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <EmbedUntrackedSources>true</EmbedUntrackedSources>
+  </PropertyGroup>
+
+  <ItemGroup Condition="'$(IsPackable)' != 'false'">
+    <None Include="$(MSBuildThisFileDirectory)README.md" Pack="true" PackagePath="\" />
+  </ItemGroup>
 </Project>