From 922b65cfab9a4022f08c6cac478ea5b5385d5c6d Mon Sep 17 00:00:00 2001
From: Sainan <63328889+Sainan@users.noreply.github.com>
Date: Mon, 21 Jul 2025 03:22:46 -0700
Subject: [PATCH] chore: print build date when started via docker (#2517)

Docker updates can be a bit confusing so this should help users know if they're up-to-date.

Reviewed-on: https://onlyg.it/OpenWF/SpaceNinjaServer/pulls/2517
Co-authored-by: Sainan <63328889+Sainan@users.noreply.github.com>
Co-committed-by: Sainan <63328889+Sainan@users.noreply.github.com>
---
 Dockerfile   |  1 +
 src/index.ts | 12 +++++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index ec346634..45f00f80 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,5 +7,6 @@ WORKDIR /app
 
 RUN npm i --omit=dev
 RUN npm run build
+RUN date '+%d %B %Y' > BUILD_DATE
 
 ENTRYPOINT ["/app/docker-entrypoint.sh"]
diff --git a/src/index.ts b/src/index.ts
index 6bd70f7c..4887db86 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -18,17 +18,23 @@ logger.info("Starting up...");
 
 // Proceed with normal startup: bring up config watcher service, validate config, connect to MongoDB, and finally start listening for HTTP.
 import mongoose from "mongoose";
+import path from "path";
 import { JSONStringify } from "json-with-bigint";
 import { startWebServer } from "@/src/services/webService";
-
 import { validateConfig } from "@/src/services/configWatcherService";
 import { updateWorldStateCollections } from "@/src/services/worldStateService";
+import { repoDir } from "@/src/helpers/pathHelper";
 
-// Patch JSON.stringify to work flawlessly with Bigints.
-JSON.stringify = JSONStringify;
+JSON.stringify = JSONStringify; // Patch JSON.stringify to work flawlessly with Bigints.
 
 validateConfig();
 
+fs.readFile(path.join(repoDir, "BUILD_DATE"), "utf-8", (err, data) => {
+    if (!err) {
+        logger.info(`Docker image was built on ${data.trim()}`);
+    }
+});
+
 mongoose
     .connect(config.mongodbUrl)
     .then(() => {