diff --git a/README.md b/README.md
index 84da26e..13063b4 100644
--- a/README.md
+++ b/README.md
@@ -66,8 +66,20 @@ It creates the `mp_*` tables and `discgod_seller_watch` in `discogs_full` on
 startup (additive — touches nothing existing). `deploy.sh` is only needed if you
 ever run the server on a *different* box.
 
-To keep it running across reboots, either add that `nohup` line to your
-MONSTERPANEL startup alongside the plice server, or wrap it in a launchd plist.
+To keep it running across reboots it's installed as a launchd agent on the Ultra
+(`deploy/com.monsterrobot.discgod.plist` → `~/Library/LaunchAgents/`): starts on
+login/boot, restarts itself if it crashes, logs to `server/discgod_server.log`.
+
+```bash
+cp deploy/com.monsterrobot.discgod.plist ~/Library/LaunchAgents/
+launchctl bootstrap gui/$(id -u) ~/Library/LaunchAgents/com.monsterrobot.discgod.plist
+# status / stop:
+launchctl print  gui/$(id -u)/com.monsterrobot.discgod
+launchctl bootout gui/$(id -u)/com.monsterrobot.discgod
+```
+(LaunchAgent = runs as the johnking user, needed for local Postgres peer auth. If
+you want it up even with nobody logged in, convert to a LaunchDaemon in
+`/Library/LaunchDaemons` with `UserName johnking` — needs sudo.)
 
 ### 2. Extension (the engine + control panel)
 1. `chrome://extensions` → enable Developer mode → **Load unpacked** → pick `discgod/extension`.
diff --git a/deploy/com.monsterrobot.discgod.plist b/deploy/com.monsterrobot.discgod.plist
new file mode 100644
index 0000000..e1c043e
--- /dev/null
+++ b/deploy/com.monsterrobot.discgod.plist
@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN"
+  "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<!--
+  discgod ingest server — launchd agent for the Ultra (ultra.local).
+
+  Runs discgod_server.py on :5057 as the johnking user (required for local
+  Postgres peer auth to discogs_full), starts at login/boot, and is kept alive
+  if it ever crashes.
+
+  Install:
+    cp deploy/com.monsterrobot.discgod.plist ~/Library/LaunchAgents/
+    launchctl bootstrap gui/$(id -u) ~/Library/LaunchAgents/com.monsterrobot.discgod.plist
+    launchctl kickstart -k gui/$(id -u)/com.monsterrobot.discgod
+  Stop / remove:
+    launchctl bootout gui/$(id -u)/com.monsterrobot.discgod
+  Logs: server/discgod_server.log
+-->
+<plist version="1.0">
+<dict>
+    <key>Label</key>
+    <string>com.monsterrobot.discgod</string>
+
+    <key>ProgramArguments</key>
+    <array>
+        <string>/opt/homebrew/bin/python3</string>
+        <string>/Users/johnking/discgod/server/discgod_server.py</string>
+    </array>
+
+    <key>WorkingDirectory</key>
+    <string>/Users/johnking/discgod/server</string>
+
+    <key>EnvironmentVariables</key>
+    <dict>
+        <key>DISCGOD_DB</key>
+        <string>discogs_full</string>
+        <key>DISCGOD_PORT</key>
+        <string>5057</string>
+        <key>PATH</key>
+        <string>/opt/homebrew/bin:/usr/bin:/bin:/usr/sbin:/sbin</string>
+    </dict>
+
+    <key>RunAtLoad</key>
+    <true/>
+
+    <key>KeepAlive</key>
+    <true/>
+
+    <key>ThrottleInterval</key>
+    <integer>10</integer>
+
+    <key>StandardOutPath</key>
+    <string>/Users/johnking/discgod/server/discgod_server.log</string>
+    <key>StandardErrorPath</key>
+    <string>/Users/johnking/discgod/server/discgod_server.log</string>
+</dict>
+</plist>