From 140c4a7dfca81b4f1690f65007511580155f48e4 Mon Sep 17 00:00:00 2001
From: Vojtech Mares <iam@vojtechmares.com>
Date: Sat, 10 Sep 2022 14:46:58 +0200
Subject: [PATCH] fix(Dockerfile): acquire lock for installing apt packages

This was caused by deleting /var/cache/dpkg too early in the build process.
---
 Dockerfile | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 217a80e..7a1ee2a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,11 +9,7 @@ RUN apt update && apt -y install \
 # Add Ondrej Sury's PPA for PHP
 RUN LC_ALL=C.UTF-8 add-apt-repository -y ppa:ondrej/php
 
-RUN apt update && \
-  rm -rf /var/lib/apt && \
-  rm -rf /var/lib/dpkg && \
-  rm -rf /var/lib/cache && \
-  rm -rf /var/lib/log
+RUN apt update
 
 # Install PHP 8.1
 RUN DEBIAN_FRONTEND=noninteractive TZ=Etc/UTC apt -y install \
@@ -32,6 +28,11 @@ RUN DEBIAN_FRONTEND=noninteractive TZ=Etc/UTC apt -y install \
   unzip \
   git
 
+RUN rm -rf /var/lib/apt && \
+  rm -rf /var/lib/dpkg && \
+  rm -rf /var/lib/cache && \
+  rm -rf /var/lib/log
+
 FROM base as builder
 ARG PTERODACTYL_PANEL_VERSION="latest"