added warmup chall

services/warmup/docker-compose.yml

@@ -0,0 +1,21 @@
+services:
+  warmup:
+    container_name: warmup_container
+    hostname: warmup
+    restart: always
+    build:
+      context: .
+      args:
+        - PASSWORD=${PASSWORD_10000:-warmup123}
+    volumes:
+      - ../../receiver/flags/warmup.txt:/flag.txt:ro
+      - ../../utils/bashrc:/root/.bashrc:ro
+      - ../../utils/preexec.sh:/root/.preexec.sh:ro
+    ports:
+      - "14000:8080"
+      - "14022:22"
+    environment:
+      - PASSWORD=${PASSWORD_10000:-warmup123}
+      - FLAG_FILE=/flag.txt
+    extra_hosts:
+      - "host.docker.internal:host-gateway"