From 2844a1ed6dbde4c484f3373bef0c5e7e035a7dfd Mon Sep 17 00:00:00 2001
From: Fredrik Gustafsson <jagheterfredrik@gmail.com>
Date: Sun, 20 Sep 2026 14:31:03 +0200
Subject: [PATCH] add zlib1g-dev to Dockerfile

Current Docker-based build fails without it
---
 Dockerfile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Dockerfile b/Dockerfile
index e4b393a4..8942883f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,6 +8,7 @@ RUN apt-get update && apt-get install -y \
     python3 \
     libjson-c-dev \
     git \
+    zlib1g-dev \
     && rm -rf /var/lib/apt/lists/*
 
 # git safe.directory for mounted repos (Makefile uses git describe)