From 77b9a9673bea7a9f3d19832ce3f6e365399cd4e3 Mon Sep 17 00:00:00 2001
From: tiennm99 <tiennm99@outlook.com>
Date: Wed, 7 Oct 2026 09:11:29 +0700
Subject: [PATCH] build(compose): drop the misleading port from the keepalive
 service

---
 README.md   |  2 +-
 compose.yml | 21 +++++++--------------
 2 files changed, 8 insertions(+), 15 deletions(-)

diff --git a/README.md b/README.md
index 7a1f646..e6103c4 100644
--- a/README.md
+++ b/README.md
@@ -81,7 +81,7 @@ cp config.example.yml config.yml
 docker compose up -d --build
 ```
 
-`compose.yml` also deploys on Coolify with the Docker Compose build pack (compose file `/compose.yml`). Coolify turns the `./config.yml` bind mount into an editable file storage; paste your config there. Keep the real `config.yml` out of git, since it holds datastore credentials.
+`compose.yml` also deploys on Coolify with the Docker Compose build pack (compose file `/compose.yml`). Coolify turns the `./config.yml` bind mount into an editable file storage; paste your config there. keepalive is a background worker with no port, so leave the service without a domain. Keep the real `config.yml` out of git, since it holds datastore credentials.
 
 ## Quick start (Docker)
 
diff --git a/compose.yml b/compose.yml
index a17ca2a..8759686 100644
--- a/compose.yml
+++ b/compose.yml
@@ -3,20 +3,13 @@ services:
     build:
       context: .
     restart: unless-stopped
-    # keepalive reads no environment variables: every setting lives in the
-    # config file below. Coolify still injects its dashboard variables through
-    # its generated .env, so nothing needs declaring here.
+    # keepalive is a background worker: it opens no port and serves no HTTP,
+    # so there is no `expose`, no `ports`, no domain and no healthcheck (the
+    # distroless image has no shell or HTTP client to run one anyway).
     #
-    # The app has no HTTP server. `expose` only mirrors the port the Coolify
-    # app was configured with; it publishes nothing on the host, and nothing
-    # answers on it.
-    expose:
-      - "3000"
-    # The app reads /config.yml (see config.go). Coolify turns this bind mount
-    # into an editable file storage; locally, copy config.example.yml to
-    # config.yml first. The real config holds datastore credentials, so never
-    # commit it.
+    # Every setting lives in the config file; the app reads no environment
+    # variables. The real config holds datastore credentials, so never commit
+    # it: locally, copy config.example.yml to config.yml; on Coolify, this bind
+    # mount becomes an editable file storage.
     volumes:
       - ./config.yml:/config.yml:ro
-    # No healthcheck: the distroless image ships no shell or HTTP client to
-    # run one, and the Dockerfile defines none.