feat(tkeg): tkeg BOM 자재관리 서비스 초기 세팅 (api + web + docker-compose)

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

tkeg/api/app/services/structural_classifier.py

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+
+import re
+from typing import Dict
+
+def classify_structural(tag: str, description: str, main_nom: str = "") -> Dict:
+    """
+    형강(STRUCTURAL) 분류기
+    규격 예: H-BEAM 100x100x6x8
+    """
+    desc_upper = description.upper()
+    
+    # 1. 타입 식별
+    struct_type = "UNKNOWN"
+    if "H-BEAM" in desc_upper or "H-SECTION" in desc_upper: struct_type = "H-BEAM"
+    elif "ANGLE" in desc_upper or "L-SECTION" in desc_upper: struct_type = "ANGLE"
+    elif "CHANNEL" in desc_upper or "C-SECTION" in desc_upper: struct_type = "CHANNEL"
+    elif "BEAM" in desc_upper: struct_type = "I-BEAM"
+
+    # 2. 규격 추출
+    # 패턴: 100x100, 100x100x6x8, 50x50x5T, H-200x200
+    dimension = ""
+    # 숫자와 x 또는 *로 구성된 패턴, 앞에 H- 등이 붙을 수 있음
+    dim_match = re.search(r'(?:H-|L-|C-)?(\d+(?:\.\d+)?(?:\s*[X\*]\s*\d+(?:\.\d+)?){1,3})', desc_upper)
+    if dim_match:
+        dimension = dim_match.group(1).replace("*", "x")
+
+    return {
+        "category": "STRUCTURAL",
+        "overall_confidence": 0.9,
+        "details": {
+            "type": struct_type,
+            "dimension": dimension
+        }
+    }