refactor: move stack assets and wire in mailhog

SupportStack/output/tests/test_mailhog.sh

@@ -0,0 +1,50 @@
+#!/bin/bash
+
+# Unit test for Mailhog component
+# TDD flow: test first to ensure failure prior to implementation
+
+set -e
+
+# Load environment settings
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+ENV_FILE="${SCRIPT_DIR}/TSYSDevStack-SupportStack-Demo-Settings"
+
+if [ ! -f "$ENV_FILE" ]; then
+    echo "Error: Environment settings file not found at $ENV_FILE"
+    exit 1
+fi
+
+source "$ENV_FILE"
+
+echo "Testing Mailhog availability and functionality..."
+
+# Ensure Mailhog container is running
+if ! docker ps | grep -q "$MAILHOG_NAME"; then
+    echo "❌ Mailhog container is not running"
+    exit 1
+fi
+
+# Allow service time to respond
+sleep 3
+
+# Verify Mailhog UI is reachable
+if curl -f -s "http://${BIND_ADDRESS}:${MAILHOG_UI_PORT}/" > /dev/null 2>&1; then
+    echo "✅ Mailhog UI is accessible at http://${BIND_ADDRESS}:${MAILHOG_UI_PORT}"
+else
+    echo "❌ Mailhog UI is not accessible at http://${BIND_ADDRESS}:${MAILHOG_UI_PORT}"
+    exit 1
+fi
+
+# Optional SMTP port check (basic TCP connect)
+if command -v nc >/dev/null 2>&1; then
+    if timeout 3 nc -z "${BIND_ADDRESS}" "${MAILHOG_SMTP_PORT}" >/dev/null 2>&1; then
+        echo "✅ Mailhog SMTP port ${MAILHOG_SMTP_PORT} is reachable"
+    else
+        echo "⚠️ Mailhog SMTP port ${MAILHOG_SMTP_PORT} not reachable (informational)"
+    fi
+else
+    echo "⚠️ nc command not available; skipping SMTP connectivity check"
+fi
+
+echo "✅ Mailhog component test passed"
+exit 0