Try building an image

Containerfile

@@ -4,9 +4,9 @@ WORKDIR /app
 COPY go.mod ./
 COPY go.sum ./
 RUN go mod download
-COPY *.go ./
-RUN CGO_ENABLED=0 GOOS=linux go build -o /softplayer-backend
+COPY . ./
+RUN CGO_ENABLED=0 GOOS=linux go build -o /app
 
 FROM scratch
-COPY --from=0 /app/softplayer-backend /bin/softplayer-backend
-CMD ["/bin/softplayer-backend"]
+COPY --from=0 /app /app
+CMD ["/app"]