chore(ops): the erlich fleet-cadence units — status collection + projection refresh (#1560)

ops/README.md

@@ -23,7 +23,7 @@ rename(2) over the running executable — atomic, no stop, ever.
 
 | script | cadence (launchd) | reads | writes / posts |
 |---|---|---|---|
-| `fleet-status.sh` | every 5 min (`co.harmoniqs.fleet-status`) | ssh probes (mini/macbook/erlich), canonical chat DB, server lsof, `~/.amico/sync.log`, local repo scan | `~/.amico/ops/fleet-status.json` (the dashboard widget's input); macOS notification on server-guard state change |
+| `fleet-status.sh` | every 5 min (mini/macbook: launchd `co.harmoniqs.fleet-status`; **erlich**: systemd pair `co.harmoniqs.fleet-status.{service,timer}` under `ops/systemd/` — the unit ALSO runs the projection refresh `amico fleet status --projection` (#1560), the Fleet (live) block's role line (#1106 P3b-2); exit 75 is the honest unenrolled-host bootstrap exception, never a failed cadence) | ssh probes (mini/macbook/erlich), canonical chat DB, server lsof, `~/.amico/sync.log`, local repo scan | `~/.amico/ops/fleet-status.json` (the dashboard widget's input); on erlich also `~/.amico/ops/fleet/projection.json` (the projection cache the system-prompt block and every #1106 consumer reads); macOS notification on server-guard state change |
 | `fleet-alert.sh` | every 15 min (`co.harmoniqs.fleet-alert`) | `fleet-status.json`, state file | **Slack `#fleet`** — device transitions only (noise-gated; always-on hosts `mini erlich` notify, laptops never do); down->24h re-reminds once daily |
 | `papers-digest/daily.sh` | daily ~09:00 (`co.harmoniqs.amicode-papers-digest`) | the frozen bundle | **Slack `#papers`** — top-5 quant-ph digest; appends to `papers-digest/log.txt` |
 | `skill-freshness/run-skill-freshness.sh` | daily ~04:30 (`co.harmoniqs.skill-freshness`) | the three skill surfaces (repo public library, armonissima vault library, server staging tree), Julia package checkouts, the `#586` lint CLI | receipt line appended to `~/.amico/server/upgrade-receipts/upgrade-receipts.jsonl`; on drift, the tracking issue "Skill freshness report (nightly)" in `harmoniqs/armonissima` (created once, then commented); reports under `skill-freshness/reports/` |

ops/install.sh

@@ -11,7 +11,7 @@ set -euo pipefail
 DEST="$HOME/.amico/ops"
 SRC="$(cd "$(dirname "$0")" && pwd)"
 
-mkdir -p "$DEST/papers-digest" "$DEST/skill-freshness" "$DEST/role-parity" "$DEST/session-archive" "$DEST/shard-watch"
+mkdir -p "$DEST/papers-digest" "$DEST/skill-freshness" "$DEST/role-parity" "$DEST/session-archive" "$DEST/shard-watch" "$DEST/fleet-status"
 
 install -m 0755 "$SRC/fleet-status.sh"          "$DEST/fleet-status.sh"
 install -m 0755 "$SRC/fleet-alert.sh"           "$DEST/fleet-alert.sh"

ops/systemd/co.harmoniqs.fleet-status.service

@@ -0,0 +1,21 @@
+[Unit]
+Description=Amicode fleet status collection + projection refresh, every 5 min (the Fleet (live) block's freshness backbone, amicode#1560)
+Documentation=https://github.com/harmoniqs/amicode/blob/main/ops/README.md
+After=network-online.target
+Wants=network-online.target
+
+[Service]
+Type=oneshot
+# #1558's deployment finding, carried in the versioned unit (one place, all hosts):
+# systemd's default PATH resolves /usr/bin/node v12 on erlich, which SyntaxErrors
+# the amico dist — the fleet host's node must come first.
+Environment=PATH=%h/.local/bin:/opt/homebrew/bin:/usr/local/bin:/usr/bin:/bin
+ExecStart=/bin/bash %h/.amico/ops/fleet-status.sh
+# The projection refresh (#1106 P3b-2): amicissimo parses and publishes, the
+# consumers read the one cache (~/.amico/ops/fleet/projection.json). Exit 75 is
+# the verb's HONEST bootstrap exception (unenrolled host) — never a failed
+# cadence, same posture as fleet-status's own unreachable-warnings.
+ExecStart=%h/.local/bin/amico fleet status --projection
+SuccessExitStatus=75
+StandardOutput=append:%h/.amico/ops/fleet-status/systemd.out
+StandardError=append:%h/.amico/ops/fleet-status/systemd.err

ops/systemd/co.harmoniqs.fleet-status.timer

@@ -0,0 +1,10 @@
+[Unit]
+Description=Amicode fleet status + projection refresh every 5 minutes (launchd co.harmoniqs.fleet-status parity)
+
+[Timer]
+OnCalendar=*:0/5
+Persistent=true
+Unit=co.harmoniqs.fleet-status.service
+
+[Install]
+WantedBy=timers.target