publish action added

Author: bharathm03

.github/workflows/publish.yml

@@ -0,0 +1,43 @@
+name: Publish to NuGet
+
+on:
+  release:
+    types: [published]
+  workflow_dispatch:
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: |
+            8.0.x
+            10.0.x
+
+      - name: Restore
+        run: dotnet restore
+
+      - name: Build
+        run: dotnet build -c Release --no-restore
+
+      - name: Test
+        run: dotnet test -c Release --no-build
+
+      - name: Pack
+        run: dotnet pack src/PatchSharp/PatchSharp.csproj -c Release --no-build -o artifacts
+
+      - name: NuGet login (OIDC trusted publishing)
+        uses: NuGet/login@v1
+        id: login
+        with:
+          user: ${{ secrets.NUGET_USER }}
+
+      - name: Push to NuGet
+        run: dotnet nuget push artifacts/*.nupkg --api-key ${{ steps.login.outputs.NUGET_API_KEY }} --source https://api.nuget.org/v3/index.json --skip-duplicate