✨ feat(frontend): carte interactive desktop avec Konva.js

Story 3.6 : Carte interactive desktop (Konva.js)
- Installation de konva et vue-konva
- Configuration nuxt.config.ts pour transpile Konva
- Création mapZones.ts avec 5 zones et connexions
- Composant InteractiveMap.client.vue :
  - Canvas Konva avec zones cliquables
  - États visuels (visité/non visité/verrouillé)
  - Tooltip au hover avec statut
  - Marqueur de position animé
  - Navigation clavier (Tab + Enter)
  - Légende interactive
- Traductions map.* FR/EN
- Lazy-loading client-only (.client.vue)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

frontend/package-lock.json

@@ -12,8 +12,10 @@
         "@nuxtjs/i18n": "^9.0.0",
         "@nuxtjs/sitemap": "^7.2.0",
         "@pinia/nuxt": "^0.9.0",
+        "konva": "^10.2.0",
         "nuxt": "^3.16.0",
-        "pinia-plugin-persistedstate": "^3.2.0"
+        "pinia-plugin-persistedstate": "^3.2.0",
+        "vue-konva": "^3.3.0"
       },
       "devDependencies": {
         "autoprefixer": "^10.4.24",
@@ -6643,6 +6645,25 @@
       "resolved": "https://registry.npmjs.org/knitwork/-/knitwork-1.3.0.tgz",
       "integrity": "sha512-4LqMNoONzR43B1W0ek0fhXMsDNW/zxa1NdFAVMY+k28pgZLovR4G3PB5MrpTxCy1QaZCqNoiaKPr5w5qZHfSNw=="
     },
+    "node_modules/konva": {
+      "version": "10.2.0",
+      "resolved": "https://registry.npmjs.org/konva/-/konva-10.2.0.tgz",
+      "integrity": "sha512-JBoz0Xjbf49UPxCZegZ4WseqOzJ+C4AUDOtJ9eBve5RS5Fcq/u8TdBD5fDl/uPFInpC3a9uycm0sRyZpF4hheg==",
+      "funding": [
+        {
+          "type": "patreon",
+          "url": "https://www.patreon.com/lavrton"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/konva"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/lavrton"
+        }
+      ]
+    },
     "node_modules/launch-editor": {
       "version": "2.12.0",
       "resolved": "https://registry.npmjs.org/launch-editor/-/launch-editor-2.12.0.tgz",
@@ -11664,6 +11685,33 @@
         "vue": "^3.0.0"
       }
     },
+    "node_modules/vue-konva": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/vue-konva/-/vue-konva-3.3.0.tgz",
+      "integrity": "sha512-z7yB4VSyYaBAfRRlNCaxINp3+h0lpy+C9wm+FeQ0rBZylGRBMbNOOQbURjNdsS/uo3togcWz8jrM+0TVTDUTeQ==",
+      "funding": [
+        {
+          "type": "patreon",
+          "url": "https://www.patreon.com/lavrton"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/konva"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/lavrton"
+        }
+      ],
+      "engines": {
+        "node": ">= 4.0.0",
+        "npm": ">= 3.0.0"
+      },
+      "peerDependencies": {
+        "konva": ">7",
+        "vue": "^3"
+      }
+    },
     "node_modules/vue-router": {
       "version": "4.6.4",
       "resolved": "https://registry.npmjs.org/vue-router/-/vue-router-4.6.4.tgz",