wip: feat: add instructions for shutdown cronjob

cron/SETUP-INSTRUCTIONS.md

@@ -0,0 +1,57 @@
+# Cluster Shutdown Cron Job Setup
+
+## Installation
+
+1. **Copy the script to your home directory:**
+   ```bash
+   cp ./shutdown-cluster.sh ~/bin/shutdown-cluster.sh
+   chmod +x ~/bin/shutdown-cluster.sh
+   ```
+
+2. **Add to crontab:**
+   ```bash
+   crontab -e
+   ```
+
+3. **Add this line to run at 6pm daily:**
+   ```
+   0 18 * * * $HOME/bin/shutdown-cluster.sh
+   ```
+
+   Or if you want it to run Monday-Friday only:
+   ```
+   0 18 * * 1-5 $HOME/bin/shutdown-cluster.sh
+   ```
+
+## Cron Schedule Format
+```
+* * * * *
+│ │ │ │ │
+│ │ │ │ └─── Day of week (0-7, where 0 and 7 are Sunday)
+│ │ │ └───── Month (1-12)
+│ │ └─────── Day of month (1-31)
+│ └───────── Hour (0-23)
+└─────────── Minute (0-59)
+```
+
+## Check Logs
+
+Logs are written to: `~/.logs/shutdown-cluster.log`
+
+```bash
+tail -f ~/.logs/shutdown-cluster.log
+```
+
+## Verify Cron Job
+
+List your cron jobs:
+```bash
+crontab -l
+```
+
+## Test Manually
+
+You can test the script manually:
+```bash
+~/bin/shutdown-cluster.sh
+```

cron/shutdown-cluster.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+# Shutdown cluster at 6pm daily
+# This script changes to the deploy directory, runs make shutdown-cluster stop, then returns
+
+set -e
+
+LOG_FILE="$HOME/.logs/shutdown-cluster.log"
+mkdir -p "$(dirname "$LOG_FILE")"
+
+echo "=== $(date '+%Y-%m-%d %H:%M:%S') - Starting cluster shutdown ===" >> "$LOG_FILE"
+
+# Save current directory
+ORIGINAL_DIR=$(pwd)
+
+# Change to deploy directory
+cd "$HOME/Projects/jaypoulz/two-node-toolbox/deploy" || {
+    echo "ERROR: Failed to change to deploy directory" >> "$LOG_FILE"
+    exit 1
+}
+
+# Run make command
+if make shutdown-cluster stop >> "$LOG_FILE" 2>&1; then
+    echo "SUCCESS: Cluster shutdown completed" >> "$LOG_FILE"
+else
+    echo "ERROR: make shutdown-cluster stop failed with exit code $?" >> "$LOG_FILE"
+fi
+
+# Return to original directory
+cd "$ORIGINAL_DIR" || true
+
+echo "=== Shutdown complete ===" >> "$LOG_FILE"