некоторые правки

docker-compose.yml

@@ -0,0 +1,10 @@
+version: "3"
+
+services:
+  server:
+    image: ai:latest
+    ports:
+      - 4003:4003
+    volumes:
+      - ./:/app
+    restart: always

server/Dockerfile

@@ -8,7 +8,7 @@ RUN pip3 install -r requirements.txt
 
 COPY . /app/
 EXPOSE 4150
-WORKDIR /app/external_api
+WORKDIR /app
 
-ENTRYPOINT ["python", "main.py"]
+ENTRYPOINT ["python", "server", "main.py"]