Fix: Make docker file independent of processor arch

Dockerfile

@@ -1,10 +1,12 @@
-FROM --platform=linux/arm64 alpine:3.20
+FROM alpine:3.20
 
 RUN apk add --no-cache gdb strace
  
 WORKDIR /challenge
 COPY main    ./main
-COPY license ./build/license
 RUN chmod +x ./main
+
+COPY license ./license
+
  
-CMD ["/challenge/main"]
+CMD ["/bin/sh"]