feat: bake build info into image

The old way of reading the last commit directly using Git was not working anymore with the Docker image.

Author: Dragory

Dockerfile

@@ -1,5 +1,8 @@
 FROM node:24 AS build
 
+ARG COMMIT_HASH
+ARG BUILD_TIME
+
 RUN mkdir /zeppelin
 RUN chown node:node /zeppelin
 
@@ -34,6 +37,9 @@ RUN pnpm run build
 WORKDIR /zeppelin
 RUN CI=true pnpm install --prod
 
+# Add version info
+RUN echo "${COMMIT_HASH}" > /zeppelin/.commit-hash
+RUN echo "${BUILD_TIME}" > /zeppelin/.build-time
 
 # --- Main image ---
 

backend/package.json

@@ -45,7 +45,6 @@
     "humanize-duration": "^3.15.0",
     "js-yaml": "^4.1.0",
     "knub-command-manager": "^9.1.0",
-    "last-commit-log": "^2.1.0",
     "lodash-es": "^4.17.21",
     "moment-timezone": "^0.5.21",
     "multer": "^2.0.2",

backend/src/plugins/Utility/commands/AboutCmd.ts

@@ -1,14 +1,25 @@
 import { APIEmbed, GuildChannel } from "discord.js";
-import LCL from "last-commit-log";
 import { shuffle } from "lodash-es";
 import moment from "moment-timezone";
-import { humanizeDuration } from "../../../humanizeDuration.js";
+import { accessSync, readFileSync } from "node:fs";
 import { rootDir } from "../../../paths.js";
-import { getCurrentUptime } from "../../../uptime.js";
+import { getBotStartTime } from "../../../uptime.js";
 import { resolveMember, sorter } from "../../../utils.js";
 import { TimeAndDatePlugin } from "../../TimeAndDate/TimeAndDatePlugin.js";
 import { utilityCmd } from "../types.js";
 
+let commitHash: string | null = null;
+try {
+  accessSync(`${rootDir}/.commit-hash`);
+  commitHash = readFileSync(`${rootDir}/.commit-hash`, "utf-8").trim();
+} catch {}
+
+let buildTime: string | null = null;
+try {
+  accessSync(`${rootDir}/.build-time`);
+  buildTime = readFileSync(`${rootDir}/.build-time`, "utf-8").trim();
+} catch {}
+
 export const AboutCmd = utilityCmd({
   trigger: "about",
   description: "Show information about Zeppelin's status on the server",
@@ -17,39 +28,14 @@ export const AboutCmd = utilityCmd({
   async run({ message: msg, pluginData }) {
     const timeAndDate = pluginData.getPlugin(TimeAndDatePlugin);
 
-    const uptime = getCurrentUptime();
-    const prettyUptime = humanizeDuration(uptime, { largest: 2, round: true });
-
-    let lastCommit;
-
-    try {
-      const lcl = new LCL(rootDir);
-      lastCommit = await lcl.getLastCommit();
-    } catch {} // eslint-disable-line no-empty
-
-    let lastUpdate;
-    let version;
-
-    if (lastCommit) {
-      lastUpdate = timeAndDate
-        .inGuildTz(moment.utc(lastCommit.committer.date, "X"))
-        .format(pluginData.getPlugin(TimeAndDatePlugin).getDateFormat("pretty_datetime"));
-      version = lastCommit.shortHash;
-    } else {
-      lastUpdate = "?";
-      version = "?";
-    }
-
-    const lastReload = humanizeDuration(Date.now() - pluginData.state.lastReload, {
-      largest: 2,
-      round: true,
-    });
+    const botStartTime = getBotStartTime();
+    const buildTimeMoment = buildTime ? moment.utc(buildTime, "YYYY-MM-DDTHH:mm:ss[Z]") : null;
 
     const basicInfoRows = [
-      ["Uptime", prettyUptime],
-      ["Last config reload", `${lastReload} ago`],
-      ["Last bot update", lastUpdate],
-      ["Version", version],
+      ["Bot start time", `<t:${Math.floor(botStartTime / 1000)}:R>`],
+      ["Last config reload", `<t:${Math.floor(pluginData.state.lastReload / 1000)}:R>`],
+      ["Last bot update", buildTimeMoment ? `<t:${Math.floor(buildTimeMoment.unix())}:f>` : "Unknown"],
+      ["Version", commitHash?.slice(0, 7) || "Unknown"],
       ["API latency", `${pluginData.client.ws.ping}ms`],
       ["Server timezone", timeAndDate.getGuildTz()],
     ];

backend/src/uptime.ts

@@ -7,3 +7,7 @@ export function startUptimeCounter() {
 export function getCurrentUptime() {
   return Date.now() - start;
 }
+
+export function getBotStartTime() {
+  return start;
+}

build-image.sh

@@ -1 +1,5 @@
-docker build -t dragory/zeppelin .
+docker build \
+  -t dragory/zeppelin \
+  --build-arg COMMIT_HASH=$(git rev-parse HEAD) \
+  --build-arg BUILD_TIME=$(date -u +"%Y-%m-%dT%H:%M:%SZ") \
+  .