Fix container manifest and build args

Author: vtm9

Containerfile

@@ -48,6 +48,11 @@ RUN zig build -Doptimize=ReleaseSafe
 # Runtime stage
 FROM alpine:${ALPINE_VERSION}
 WORKDIR /app
+ARG PORT
+ARG RUN_CONCURRENCY
+ARG RUN_OUTPUT_MAX
+ARG DEBUG
+ARG ALLOW_SHUTDOWN
 RUN adduser -S -u 10001 app
 COPY --from=builder /build/zig-out/bin/runner-zig /app/codebattle_runner
 ENV PORT=$PORT \

Makefile

@@ -59,9 +59,9 @@ container-build:
 		.
 	-@$(CONTAINER) rmi $(IMAGE):$(TAG) >/dev/null 2>&1 || true
 	-@$(CONTAINER) manifest rm $(IMAGE):$(TAG) >/dev/null 2>&1 || true
-	$(CONTAINER) manifest create $(IMAGE):$(TAG)
-	$(CONTAINER) manifest add $(IMAGE):$(TAG) $(IMAGE):$(TAG)-amd64
-	$(CONTAINER) manifest add $(IMAGE):$(TAG) $(IMAGE):$(TAG)-arm64
+	$(CONTAINER) manifest create $(IMAGE):$(TAG) \
+		$(IMAGE):$(TAG)-amd64 \
+		$(IMAGE):$(TAG)-arm64
 
 ## Push multi-arch image manifest + all platform layers to GHCR
 container-push: