Add strategy plugin alert guidance

[Pigbibi]

Summary

• add shared strategy-plugin alert guidance keyed by plugin/route/action
• include a shadow-only scope note so alerts are clearly manual-review notices
• expose guidance helpers and bump package version to 0.7.32

Verification

• PYTHONPATH=src timeout 120 python -m pytest tests/test_strategy_plugins.py tests/test_strategy_plugin_alert_dispatcher.py -q
• timeout 120 ruff check src/quant_platform_kit/common/strategy_plugins.py src/quant_platform_kit/common/init.py tests/test_strategy_plugins.py