feat(iace): Erweiterung 5 — Safety Knowledge Graph (React Flow)

Interaktiver Graph: Komponente → Gefaehrdung → Massnahme
- 3-Spalten-Layout: Indigo (Komponenten), Rot (Hazards), Gruen (Massnahmen)
- Animierte Kanten mit Pfeilmarkern
- Zoom, Pan, MiniMap, Controls
- Dependency: @xyflow/react v12 (MIT-Lizenz)

Alle 5 IACE Phase-5 Erweiterungen jetzt abgeschlossen:
1. Betriebszustand-UI
2. FMEA-Worksheet
3. Delta-Impact-Preview Modal
4. Textil + Landmaschinen Patterns
5. Safety Knowledge Graph

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

admin-compliance/package-lock.json

@@ -16,6 +16,7 @@
         "@tiptap/pm": "^3.20.2",
         "@tiptap/react": "^3.20.2",
         "@tiptap/starter-kit": "^3.20.2",
+        "@xyflow/react": "^12.10.2",
         "bpmn-js": "^18.0.1",
         "jspdf": "^4.1.0",
         "jszip": "^3.10.1",
@@ -3413,6 +3414,38 @@
         "url": "https://opencollective.com/vitest"
       }
     },
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+      "resolved": "https://registry.npmjs.org/@xyflow/react/-/react-12.10.2.tgz",
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+      "license": "MIT",
+      "dependencies": {
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+        "classcat": "^5.0.3",
+        "zustand": "^4.4.0"
+      },
+      "peerDependencies": {
+        "react": ">=17",
+        "react-dom": ">=17"
+      }
+    },
+    "node_modules/@xyflow/system": {
+      "version": "0.0.76",
+      "resolved": "https://registry.npmjs.org/@xyflow/system/-/system-0.0.76.tgz",
+      "integrity": "sha512-hvwvnRS1B3REwVDlWexsq7YQaPZeG3/mKo1jv38UmnpWmxihp14bW6VtEOuHEwJX2FvzFw8k77LyKSk/wiZVNA==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/d3-drag": "^3.0.7",
+        "@types/d3-interpolate": "^3.0.4",
+        "@types/d3-selection": "^3.0.10",
+        "@types/d3-transition": "^3.0.8",
+        "@types/d3-zoom": "^3.0.8",
+        "d3-drag": "^3.0.0",
+        "d3-interpolate": "^3.0.1",
+        "d3-selection": "^3.0.0",
+        "d3-zoom": "^3.0.0"
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