Initial Valheim dedicated server container with web UI scaffold

entrypoint.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+set -e
+
+VALHEIM_SERVER_DIR=${VALHEIM_SERVER_DIR:-/opt/valheim}
+STEAMCMD_DIR=${STEAMCMD_DIR:-/opt/steamcmd}
+
+echo "=== Updating Valheim Dedicated Server via SteamCMD ==="
+${STEAMCMD_DIR}/steamcmd.sh +login anonymous \
+    +force_install_dir ${VALHEIM_SERVER_DIR} \
+    +app_update 896660 validate \
+    +quit
+
+echo "=== Starting Web Management Interface ==="
+# Placeholder — you will replace with your actual web UI
+python3 /opt/webui/server.py &
+
+echo "=== Starting Valheim Server ==="
+cd ${VALHEIM_SERVER_DIR}
+
+./valheim_server.x86_64 \
+    -name "${SERVER_NAME}" \
+    -port 2456 \
+    -world "${WORLD_NAME}" \
+    -password "${SERVER_PASSWORD}" \
+    -public 1