Return to publishing single-file executable 🧪

Let's see if the single-file bundling works with dotnet core SDK 3.1.202.

For the recent improvement in .net core, see (also):
+ dotnet/core-setup#9013
+ https://github.com/dotnet/core/blob/0e083d8449ab3c11c1dd7a769e21d12eaceb782e/release-notes/3.1/3.1.4/3.1.4.md
+ https://devblogs.microsoft.com/dotnet/net-core-may-2020/

Last year, several users were blocked by issues specific to the single-file distribution, causing us to avoid it until now. The error reports showed several people got the "The application to execute does not exist" error on application startup:

+ Viir/bots@6a41758
+ Viir/bots#3 (comment)
+ dotnet/core#3830 (comment)
+ https://forum.botengine.org/t/how-to-automate-mining-asteroids-in-eve-online/628/94?u=viir

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

@@ -7,24 +7,31 @@ jobs:
 
     strategy:
       matrix:
-        environment: [ubuntu-18.04,windows-2019]
+        environment: [ubuntu-18.04, windows-2019]
+        include:
+          - environment: ubuntu-18.04
+            publish-runtime-id: linux-x64
+          - environment: windows-2019
+            publish-runtime-id: win10-x64
 
     runs-on: ${{ matrix.environment }}
 
     steps:
     - uses: actions/checkout@v1
     - uses: actions/setup-dotnet@v1
       with:
-        dotnet-version: '3.1.100'
+        dotnet-version: '3.1.202'
     - name: Try use dotnet core 3
       run: dotnet --info
     - uses: actions/checkout@v1
     - name: Run tests
       run: dotnet test ./implement/PersistentProcess/PersistentProcess.Test/PersistentProcess.Test.csproj --logger trx
     - name: dotnet publish
-      run: dotnet publish -c Debug ./implement/elm-fullstack
+      env:
+        PUBLISH_RUNTIME_ID: ${{ matrix.publish-runtime-id }}
+      run: dotnet publish -c Debug --runtime ${{ env.PUBLISH_RUNTIME_ID }} --self-contained true /p:PublishReadyToRun=true /p:PublishSingleFile=true ./implement/elm-fullstack
     - name: Publish artifacts
       uses: actions/upload-artifact@v1
       with:
-        name: elm-fullstack-bin-${{github.sha}}-${{ matrix.environment }}
-        path: ./implement/elm-fullstack/bin/Debug/netcoreapp3.1/publish
+        name: elm-fullstack-bin-${{github.sha}}-${{ matrix.publish-runtime-id }}
+        path: ./implement/elm-fullstack/bin/Debug/netcoreapp3.1/${{ matrix.publish-runtime-id }}/publish

azure-pipelines.yml

@@ -11,7 +11,7 @@ steps:
 - task: UseDotNet@2
   inputs:
     packageType: 'sdk' # Options: runtime, sdk
-    version: '3.1.100' 
+    version: '3.1.202' 
 
 - script: dotnet --version