Update dockerfile to build quicker

Dockerfile

@@ -1,13 +1,10 @@
-# ----------------------------------
-# Pterodactyl Panel Dockerfile
-# ----------------------------------
-
 FROM golang:1.15-alpine
+ARG VERSION="develop"
 COPY . /go/wings/
 WORKDIR /go/wings/
 RUN apk add --no-cache upx \
-    && CGO_ENABLED=0 go build -ldflags="-s -w" \
-    && upx --brute wings
+    && CGO_ENABLED=0 go build -ldflags="-s -w -X github.com/pterodactyl/wings/system.Version=${VERSION}" \
+    && upx wings
 
 FROM alpine:latest
 COPY --from=0 /go/wings/wings /usr/bin/

docker-compose.example.yml

@@ -1,17 +1,17 @@
-version: '3.5'
+version: '3.8'
 services:
-  daemon:
-    build: .
+  wings:
+    image: quay.io/pterodactyl/wings:latest
     restart: always
     networks:
-      - daemon0
+      - wings0
     ports:
       - "8080:8080"
       - "2022:2022"
     tty: true
     environment:
-      - "DEBUG=false"
-      - "TZ=UTC" # change to the three letter timezone of your choosing
+      TZ: UTC
+      DEBUG: false
     volumes:
       - "/var/run/docker.sock:/var/run/docker.sock"
       - "/var/lib/docker/containers/:/var/lib/docker/containers/"
@@ -19,17 +19,16 @@ services:
       - "/var/lib/pterodactyl/:/var/lib/pterodactyl/"
       - "/var/log/pterodactyl/:/var/log/pterodactyl/"
       - "/tmp/pterodactyl/:/tmp/pterodactyl/"
-      ## you may need /srv/daemon-data if you are upgrading from an old daemon
-      ## - "/srv/daemon-data/:/srv/daemon-data/"
-      ## Required for ssl if you user let's encrypt. uncomment to use.
-      ## - "/etc/letsencrypt/:/etc/letsencrypt/"
-
+      # you may need /srv/daemon-data if you are upgrading from an old daemon
+      #- "/srv/daemon-data/:/srv/daemon-data/"
+      # Required for ssl if you user let's encrypt. uncomment to use.
+      #- "/etc/letsencrypt/:/etc/letsencrypt/"
 networks:
   daemon0:
-    name: daemon0
+    name: wings0
     driver: bridge
     ipam:
       config:
         - subnet: "172.21.0.0/16"
     driver_opts:
-      com.docker.network.bridge.name: daemon0
+      com.docker.network.bridge.name: wings0