From 1ad5d3ac8ca5ada314d53a611c8b4d7badf978df Mon Sep 17 00:00:00 2001
From: "Alex Pooley (@zuedev)" <zuedev@gmail.com>
Date: Fri, 17 Apr 2026 18:07:33 +0100
Subject: add overlay option for custom file overrides

---
 docker-compose.yaml | 6 ++----
 entrypoint.bash     | 8 +++++++-
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/docker-compose.yaml b/docker-compose.yaml
index c8c66b7..e6b0126 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -1,11 +1,9 @@
 services:
   nuclearoption:
     build: .
-    # environment:
-    #   - STEAM_USERNAME=anonymous
-    #   - STEAM_PASSWORD=
     network_mode: host
     env_file:
       - .env
     volumes:
-      - ./nuclearoption:/app
\ No newline at end of file
+      - ./nuclearoption:/app
+      - ./overlay:/overlay
\ No newline at end of file
diff --git a/entrypoint.bash b/entrypoint.bash
index 3616629..c40fcd0 100644
--- a/entrypoint.bash
+++ b/entrypoint.bash
@@ -13,7 +13,13 @@ fi
 # install game server via steamcmd
 steamcmd +login "$STEAM_USERNAME" "$STEAM_PASSWORD" +force_install_dir /app +app_update 3930080 validate +quit
 
-# handle configuration file changes
+# apply overlay if it exists
+if [ -d "/overlay" ]; then
+    echo "Applying overlay from /overlay to /app"
+    cp -r /overlay/* /app/
+fi
+
+# handle configuration file changes via environment variables
 CONFIG_FIELDS=(
     "ServerName"
     "MaxPlayers"
-- 
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