Add release CI job

Author: olafurpg

.github/workflows/publish.yml

@@ -0,0 +1,16 @@
+name: Publish
+on:
+  push:
+    tags: ["*"]
+jobs:
+  nuget-push:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: 6.0.x
+      - run: dotnet pack
+      - run: dotnet nuget push '*.nupkg' -s 'https://api.nuget.org/v3/index.json' -k '${{ secrets.NUGET_APIKEY }}' --skip-duplicate
+          
+          

ScipDotnet/ScipDotnet.csproj

@@ -9,7 +9,6 @@
     <PackageLicenseFile>LICENSE</PackageLicenseFile>
     <PackageReadmeFile>readme.md</PackageReadmeFile>
     <RepositoryUrl>https://github.com/sourcegraph/scip-dotnet</RepositoryUrl>
-    <PackageId>ScipDotnetter</PackageId>
   </PropertyGroup>
 
   <ItemGroup>