Fix zulip-monitor.sh LOG variable scope bug

Move LOG, TIMESTAMP, and ISSUES declarations from inside notify() to
script scope so they are available throughout the script.

scripts/zulip-monitor.sh

@@ -9,10 +9,11 @@ ZULIP_EMAIL="abiba-bot@chat.sysloggh.net"
 ZULIP_KEY="cKTDMZAPW08dk3zl05sStzO7HRztzyn8"
 OWNER_ZULIP_ID="9"
 
-# Email config
-GMAIL_USER="jtabiri@gmail.com"
-GMAIL_PASS="rgbuomwcydxwbszd"
-EMAIL_TO="jerome@sysloggh.com"
+
+LOG="/root/zulip-health-monitor.log"
+TIMESTAMP=$(date -u '+%Y-%m-%d %H:%M UTC')
+ISSUES=0
+echo "=== Zulip Health Check — $TIMESTAMP ===" >> "$LOG"
 
 notify() {
   local severity="$1" msg="$2"
@@ -24,30 +25,14 @@ notify() {
   curl -sf -X POST "${ZULIP_SITE}/api/v1/messages" \
     -u "${ZULIP_EMAIL}:${ZULIP_KEY}" \
     -d "${form}" > /dev/null 2>&1 || true
-  
-  # Email alert
-  local subject="${severity} Zulip Monitor Alert"
-  python3 -c "
-import smtplib
-from email.mime.text import MIMEText
-m = MIMEText('''${msg}''')
-m['From'] = 'abiba@sysloggh.com'
-m['To'] = '${EMAIL_TO}'
-m['Subject'] = '${subject}'
-s = smtplib.SMTP('smtp.gmail.com', 587)
-s.starttls()
-s.login('${GMAIL_USER}', '${GMAIL_PASS}')
-s.sendmail('abiba@sysloggh.com', ['${EMAIL_TO}'], m.as_string())
-s.quit()
-" 2>/dev/null || true
+  # Zulip stream post to #agent-hub on topic 'zulip-health'
+  local stream_content="${severity} Zulip Monitor: ${msg}"
+  curl -sf -X POST "${ZULIP_SITE}/api/v1/messages" \
+    -u "${ZULIP_EMAIL}:${ZULIP_KEY}" \
+    -d "type=stream\&to=%5B7%5D\&topic=zulip-health\&content=$(python3 -c "import urllib.parse; print(urllib.parse.quote(str()))")" \
+    > /dev/null 2>&1 || true
 }
 
-TIMESTAMP=$(date -u '+%Y-%m-%d %H:%M UTC')
-ISSUES=0
-LOG="/root/zulip-health-monitor.log"
-
-echo "=== Zulip Health Check — $TIMESTAMP ===" >> "$LOG"
-
 # ── Global: Zulip Server ──
 SERVER_CODE=$(curl -s -o /dev/null -w "%{http_code}" --connect-timeout 10 \
   https://chat.sysloggh.net/api/v1/server_settings \

zulip-health.prose.md

@@ -324,6 +324,7 @@ Track via `/tmp/zulip-monitor-debounce` (unix timestamp of last restart).
    - **Persistent failure threshold**: Only restart after 3 consecutive failed checks (45 min) AND no self-healing in progress
    - **Debounce gate**: Skip all checks entirely if recently restarted
 
+4. **Zulip stream delivery** — Alerts posted to #agent-hub on topic 'zulip-health' (stream_id 7) instead of email, keeping DM to captain for critical (🔴) alerts
 ### Gen 4 (2026-06-29) — Response Pipeline Fix
 
 **Root Cause**: LLM hangs due to GPU saturation (503 QUEUE_TIMEOUT) → pi's `agent_end` never fires → pending Zulip replies accumulate with no timeout. Health endpoint showed `connected: true, stuck: false` while user experienced complete silence.