From 289ecbd2370d74932eedd91da715a17e02c6a9f9 Mon Sep 17 00:00:00 2001
From: John Ajera <j.ajera@gns.cri.nz>
Date: Tue, 18 Aug 2026 09:05:38 +1200
Subject: [PATCH] chore: wrap earthscope/ringserver for Dependabot

Pin FROM earthscope/ringserver so docker version updates can bump the upstream image. Keep the default listen config overlay.
---
 .github/dependabot.yml |  3 ---
 Dockerfile             | 55 ++++--------------------------------------
 README.md              |  2 +-
 3 files changed, 6 insertions(+), 54 deletions(-)

diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index cd3a4ed..6dd694b 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -8,9 +8,6 @@ updates:
     commit-message:
       prefix: "chore"
       include: "scope"
-    ignore:
-      - dependency-name: "debian"
-        update-types: ["version-update:semver-major"]
 
   - package-ecosystem: "github-actions"
     directory: "/"
diff --git a/Dockerfile b/Dockerfile
index 3806648..97fcbda 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,53 +1,8 @@
-# Debian bookworm + EarthScope ringserver. Pin RINGSERVER_VERSION.
+FROM earthscope/ringserver:4.5.6
 
-ARG BASE=debian:bookworm-slim
+USER root
+COPY --chown=10000:10000 config/ringserver.conf /config/ringserver.conf
+USER 10000
 
-FROM ${BASE} AS buildenv
-ARG RINGSERVER_VERSION=4.5.6
-ARG DEBIAN_FRONTEND=noninteractive
-
-RUN apt-get update \
- && apt-get install -y --no-install-recommends \
-      ca-certificates \
-      clang \
-      git \
-      make \
-      netbase \
- && rm -rf /var/lib/apt/lists/*
-
-RUN git clone --depth 1 --branch "v${RINGSERVER_VERSION}" \
-      https://github.com/EarthScope/ringserver.git /build \
- && cd /build \
- && CFLAGS="-O3" make -j
-
-FROM ${BASE}
-ARG DEBIAN_FRONTEND=noninteractive
-ARG UID=10000
-ARG GID=10000
-ARG USERNAME=containeruser
-
-RUN apt-get update \
- && apt-get install -y --no-install-recommends \
-      netbase \
-      procps \
- && rm -rf /var/cache/apt/archives /var/lib/apt/lists/*
-
-COPY --from=buildenv /build/ringserver /ringserver
-COPY config/ringserver.conf /config/ringserver.conf
-
-RUN groupadd --gid "${GID}" "${USERNAME}" \
- && adduser --uid "${UID}" --gid "${GID}" "${USERNAME}" \
- && mkdir -p /data/ring \
- && chown -R "${UID}:${GID}" /data /config
-
-WORKDIR /data
-EXPOSE 18000 16000
-USER ${USERNAME}
-
-# SeedLink-only on 18000, DataLink-only on 16000. Override with RS_* env.
+# SeedLink on 18000, DataLink on 16000. Override with RS_* env.
 ENV RS_CONFIG_FILE=/config/ringserver.conf
-ENV RS_RING_DIRECTORY=/data/ring
-ENV RS_SEEDLINK_PORT=18000
-ENV RS_DATALINK_PORT=16000
-
-ENTRYPOINT ["/ringserver"]
diff --git a/README.md b/README.md
index 237a84d..9c570b3 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 ![CI](https://github.com/platformfuzz/ringserver/actions/workflows/ci.yml/badge.svg)
 ![Build and Release](https://github.com/platformfuzz/ringserver/actions/workflows/build-and-release.yml/badge.svg)
 
-Ringserver image built from EarthScope.
+Ringserver image based on `earthscope/ringserver`.
 
 Listens on TCP 18000 (SeedLink) and TCP 16000 (DataLink). Ring files live under
 `/data/ring`. Mount that path if the ring must survive restarts.