Updating pihole docker config

pihole/.env-example

@@ -1,3 +1,4 @@
 BASE_DATA_DIR=
 TZ=
+WEB_PORT=
 WEBPASSWORD=

pihole/docker-compose.yml

@@ -5,8 +5,14 @@ services:
     container_name: pihole
     restart: unless-stopped
     network_mode: host
+    ports:
+      - "53:53/tcp"
+      - "53:53/udp"
+      - "67:67/udp" # Only required if you are using Pi-hole as your DHCP server
+      - "8088:8088/tcp"
     environment:
       TZ: ${TZ}
+      WEB_PORT: ${WEB_PORT}
       WEBPASSWORD: ${WEBPASSWORD}
     volumes:
       - ${BASE_DATA_DIR}/pihole/etc-pihole:/etc/pihole