fixed ports

Dockerfile

@@ -1,11 +1,11 @@
-FROM ubuntu
+FROM ubuntu:18.04
 
 WORKDIR /app
 
 COPY . /app
 
-EXPOSE $PORT
-
 RUN apt update -y && apt install make clang -y
 
 RUN make 
+
+CMD ["./build/server", "$PORT"]

docker-compose.yml

@@ -1,13 +0,0 @@
-networks:
-  web:
-    external: true
-services:
-  c-dmitriy:
-    container_name: c-dmitriy
-    restart: unless-stopped
-    build: .
-    expose: 
-      - $PORT
-    command: ./build/server $PORT
-    networks:
-      - web