Fix cpp and csharp builds

Author: vtm9

services/app/apps/runner/dockers/cpp/Dockerfile

@@ -36,8 +36,8 @@ COPY --from=pch-builder /pch/all.hpp            /pch/all.hpp
 # working dir for mounted code
 WORKDIR /usr/src/app
 
-ADD check .
-ADD Makefile .
+COPY check ./check
+COPY Makefile ./
 
 # keep your inherited runner binary
 COPY --from=codebattle/runner-rs:latest /app/codebattle_runner /runner/codebattle_runner

services/app/apps/runner/dockers/csharp/Dockerfile

@@ -4,15 +4,12 @@ FROM mcr.microsoft.com/dotnet/sdk:9.0.203-alpine3.21
 
 WORKDIR /usr/src/app
 
-RUN apk add --update --no-cache make curl 
-
-COPY app.csproj .
-RUN dotnet add package CompareNETObjects
+RUN apk add --update --no-cache make curl && dotnet new console && dotnet add package CompareNETObjects
 
 COPY Program.cs .
 COPY check check
 COPY Makefile .
 
 EXPOSE 8000
 
-COPY --from=runner /app/codebattle_runner /runner/codebattle_runner
+COPY --from=runner /app/codebattle_runner /runner/codebattle_runner

services/app/apps/runner/dockers/csharp/Makefile

@@ -1,5 +1,5 @@
 test-runtime:
-    dotnet run --no-restore
+	dotnet run
 
 test-compile:
 	dotnet build --nologo

services/app/apps/runner/dockers/csharp/NuGet.config

@@ -3,7 +3,7 @@ defmodule Mix.Tasks.Dockers.Build do
 
   use Mix.Task
 
-  @shortdoc "Build multi-architecture docker runner image"
+  @shortdoc "Build docker runner image"
 
   def run([slug]) do
     {:ok, _started} = Application.ensure_all_started(:porcelain)
@@ -18,55 +18,12 @@ defmodule Mix.Tasks.Dockers.Build do
   defp build(%{slug: "ts"}), do: :noop
 
   defp build(meta) do
-    # Ensure buildx is properly set up
-    setup_buildx()
-
-    # Always use multi-architecture builds with push
-    platforms = "linux/amd64,linux/arm64"
-    load_or_push = "--push"
-
-    # Build the image
     command =
-      "docker buildx build --platform #{platforms} " <>
-        "#{load_or_push} " <>
-        "-t #{meta.docker_image} " <>
-        "--file #{root()}/apps/runner/dockers/#{meta.slug}/Dockerfile " <>
-        "#{root()}/apps/runner/dockers/#{meta.slug}/"
-
-    IO.puts("Command: #{command}")
-
-    IO.puts(
-      "Start building image for #{meta.slug}, image: #{meta.docker_image}, platforms: #{platforms}"
-    )
-
-    result = Porcelain.shell(command)
-    IO.puts(inspect(result))
-  end
-
-  defp setup_buildx do
-    # Check if the builder exists
-    check_builder = Porcelain.shell("docker buildx inspect multi-arch-builder", err: :string)
-
-    if check_builder.status != 0 do
-      # Create a new builder instance
-      IO.puts("Setting up buildx multi-architecture builder...")
-
-      create_builder =
-        Porcelain.shell(
-          "docker buildx create --name multi-arch-builder --driver docker-container --bootstrap",
-          err: :string
-        )
-
-      IO.puts(create_builder.out)
+      "docker build -t #{meta.docker_image} --file #{root()}/apps/runner/dockers/#{meta.slug}/Dockerfile #{root()}/apps/runner/dockers/#{meta.slug}/"
 
-      # Use the new builder
-      use_builder = Porcelain.shell("docker buildx use multi-arch-builder", err: :string)
-      IO.puts(use_builder.out)
-    else
-      # Use existing builder
-      use_builder = Porcelain.shell("docker buildx use multi-arch-builder", err: :string)
-      IO.puts(use_builder.out)
-    end
+    IO.puts("Start building image for #{meta.slug}")
+    result = Porcelain.shell(command, err: :string)
+    IO.puts(result.out)
   end
 
   defp root do