[FEATURE] Introduce anormaly detection

[SeungjaeLim]

Description

Introduce anormaly detection for 안전등급

Motivation

ML based detection

Proposed Solution

Anomaly Detection for Tabular Data with Internal Contrastive Learning
https://openreview.net/forum?id=_hszZbt46bT

Deep Isolation Forest for Anomaly Detection
https://arxiv.org/abs/2206.06602

Fascinating Supervisory Signals and Where to Find Them: Deep Anomaly Detection with Scale Learning
https://arxiv.org/abs/2305.16114

Additional Context