feat: The Other Dude v9.0.1 — full-featured email system

ci: add GitHub Pages deployment workflow for docs site

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend/tests/test_config_change_subscriber.py

@@ -0,0 +1,55 @@
+"""Tests for config change NATS subscriber."""
+
+import pytest
+from datetime import datetime, timedelta, timezone
+from unittest.mock import AsyncMock, patch, MagicMock
+from uuid import uuid4
+
+from app.services.config_change_subscriber import handle_config_changed
+
+
+@pytest.mark.asyncio
+async def test_triggers_backup_on_config_change():
+    """Config change event should trigger a backup."""
+    event = {
+        "device_id": str(uuid4()),
+        "tenant_id": str(uuid4()),
+        "old_timestamp": "2026-03-07 11:00:00",
+        "new_timestamp": "2026-03-07 12:00:00",
+    }
+
+    with patch(
+        "app.services.config_change_subscriber.backup_service.run_backup",
+        new_callable=AsyncMock,
+    ) as mock_backup, patch(
+        "app.services.config_change_subscriber._last_backup_within_dedup_window",
+        new_callable=AsyncMock,
+        return_value=False,
+    ):
+        await handle_config_changed(event)
+
+    mock_backup.assert_called_once()
+    assert mock_backup.call_args[1]["trigger_type"] == "config-change"
+
+
+@pytest.mark.asyncio
+async def test_skips_backup_within_dedup_window():
+    """Should skip backup if last backup was < 5 minutes ago."""
+    event = {
+        "device_id": str(uuid4()),
+        "tenant_id": str(uuid4()),
+        "old_timestamp": "2026-03-07 11:00:00",
+        "new_timestamp": "2026-03-07 12:00:00",
+    }
+
+    with patch(
+        "app.services.config_change_subscriber.backup_service.run_backup",
+        new_callable=AsyncMock,
+    ) as mock_backup, patch(
+        "app.services.config_change_subscriber._last_backup_within_dedup_window",
+        new_callable=AsyncMock,
+        return_value=True,
+    ):
+        await handle_config_changed(event)
+
+    mock_backup.assert_not_called()