test: 통합 스냅샷 재생성 스크립트 추가 + 회귀 테스트 갱신 (#29 후속 작업분)

- tests/integration/scripts/regenerate_snapshots.py: 스냅샷 일괄 재생성 도구
- 통합 스냅샷 9종 갱신, 회귀/유닛 테스트 7건 보강
- ISSUE_DRAFTS_2026-07-02.md: 7/2 전수 검토 이슈 초안 보존

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

tests/integration/__snapshots__/visual.json

@@ -1,48 +1,104 @@
 {
-  "_doc": "u4 — pin observed step14_visual_check overflow/clip per mdx 01-05. Fresh subprocess observation per [[feedback_validation_first_for_closed_issues]]; drift surfaces visual regression (overflow / clip) loudly per [[feedback_artifact_status_naming]] 3-axis honesty. Snapshot pinned to current-state, not to invented expectation (Stage 1 scope-lock).",
-  "01": {
-    "slide_overflowed": false,
-    "slide_body_overflowed": false,
-    "passed": true,
-    "zones": [
-      {"position": "top", "template_id": "bim_dx_comparison_table", "overflowed": false, "clipped_inner_count": 0},
-      {"position": "bottom", "template_id": "construction_bim_three_usage", "overflowed": false, "clipped_inner_count": 0}
-    ]
-  },
-  "02": {
-    "slide_overflowed": false,
-    "slide_body_overflowed": false,
-    "passed": true,
-    "zones": [
-      {"position": "top", "template_id": "construction_goals_three_circle_intersection", "overflowed": false, "clipped_inner_count": 0},
-      {"position": "bottom", "template_id": "__empty__", "overflowed": false, "clipped_inner_count": 0}
-    ]
-  },
-  "03": {
-    "slide_overflowed": false,
-    "slide_body_overflowed": false,
-    "passed": true,
-    "zones": [
-      {"position": "left", "template_id": "three_parallel_requirements", "overflowed": false, "clipped_inner_count": 0},
-      {"position": "right", "template_id": "process_product_two_way", "overflowed": false, "clipped_inner_count": 0}
-    ]
-  },
-  "04": {
-    "slide_overflowed": false,
-    "slide_body_overflowed": false,
-    "passed": true,
-    "zones": [
-      {"position": "top", "template_id": "bim_issues_quadrant_four", "overflowed": false, "clipped_inner_count": 0},
-      {"position": "bottom-left", "template_id": "__empty__", "overflowed": false, "clipped_inner_count": 0},
-      {"position": "bottom-right", "template_id": "__empty__", "overflowed": false, "clipped_inner_count": 0}
-    ]
-  },
-  "05": {
-    "slide_overflowed": false,
-    "slide_body_overflowed": false,
-    "passed": true,
-    "zones": [
-      {"position": "primary", "template_id": "__empty__", "overflowed": false, "clipped_inner_count": 0}
-    ]
-  }
+ "_doc": "u4 — pin observed step14_visual_check overflow/clip per mdx 01-05. Fresh subprocess observation per [[feedback_validation_first_for_closed_issues]]; drift surfaces visual regression (overflow / clip) loudly per [[feedback_artifact_status_naming]] 3-axis honesty. Snapshot pinned to current-state, not to invented expectation (Stage 1 scope-lock).",
+ "01": {
+  "slide_overflowed": false,
+  "slide_body_overflowed": false,
+  "passed": true,
+  "zones": [
+   {
+    "position": "top",
+    "template_id": "bim_dx_comparison_table",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   },
+   {
+    "position": "bottom-left",
+    "template_id": "construction_bim_three_usage",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   },
+   {
+    "position": "bottom-right",
+    "template_id": "bim_dx_comparison_table",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   }
+  ]
+ },
+ "02": {
+  "slide_overflowed": false,
+  "slide_body_overflowed": false,
+  "passed": true,
+  "zones": [
+   {
+    "position": "top",
+    "template_id": "three_parallel_requirements",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   },
+   {
+    "position": "bottom",
+    "template_id": "three_persona_benefits",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   }
+  ]
+ },
+ "03": {
+  "slide_overflowed": false,
+  "slide_body_overflowed": false,
+  "passed": true,
+  "zones": [
+   {
+    "position": "left",
+    "template_id": "three_parallel_requirements",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   },
+   {
+    "position": "right",
+    "template_id": "bim_dx_comparison_table",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   }
+  ]
+ },
+ "04": {
+  "slide_overflowed": false,
+  "slide_body_overflowed": false,
+  "passed": false,
+  "zones": [
+   {
+    "position": "top",
+    "template_id": "pre_construction_model_info_stacked",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   },
+   {
+    "position": "bottom",
+    "template_id": "three_parallel_requirements",
+    "overflowed": false,
+    "clipped_inner_count": 2
+   }
+  ]
+ },
+ "05": {
+  "slide_overflowed": false,
+  "slide_body_overflowed": false,
+  "passed": true,
+  "zones": [
+   {
+    "position": "top",
+    "template_id": "three_parallel_requirements",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   },
+   {
+    "position": "bottom",
+    "template_id": "three_parallel_requirements",
+    "overflowed": false,
+    "clipped_inner_count": 0
+   }
+  ]
+ }
 }