Refactor client Leaflet integration to avoid conflicts

client/package-lock.json

@@ -11,12 +11,15 @@
         "@radix-ui/react-slot": "^1.2.3",
         "class-variance-authority": "^0.7.1",
         "clsx": "^2.1.1",
+        "leaflet": "^1.9.4",
+        "leaflet.heat": "^0.2.0",
         "react": "^19.1.1",
         "react-dom": "^19.1.1",
         "tailwind-merge": "^3.3.1"
       },
       "devDependencies": {
         "@eslint/js": "^9.36.0",
+        "@types/leaflet": "^1.9.12",
         "@types/node": "^24.6.0",
         "@types/react": "^19.1.16",
         "@types/react-dom": "^19.1.9",
@@ -1064,6 +1067,13 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/geojson": {
+      "version": "7946.0.16",
+      "resolved": "https://registry.npmjs.org/@types/geojson/-/geojson-7946.0.16.tgz",
+      "integrity": "sha512-6C8nqWur3j98U6+lXDfTUWIfgvZU+EumvpHKcYjujKH7woYyLj2sUmff0tRhrqM7BohUw7Pz3ZB1jj2gW9Fvmg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@types/json-schema": {
       "version": "7.0.15",
       "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.15.tgz",
@@ -1071,6 +1081,16 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/leaflet": {
+      "version": "1.9.20",
+      "resolved": "https://registry.npmjs.org/@types/leaflet/-/leaflet-1.9.20.tgz",
+      "integrity": "sha512-rooalPMlk61LCaLOvBF2VIf9M47HgMQqi5xQ9QRi7c8PkdIe0WrIi5IxXUXQjAdL0c+vcQ01mYWbthzmp9GHWw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/geojson": "*"
+      }
+    },
     "node_modules/@types/node": {
       "version": "24.7.1",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-24.7.1.tgz",
@@ -2623,6 +2643,17 @@
         "json-buffer": "3.0.1"
       }
     },
+    "node_modules/leaflet": {
+      "version": "1.9.4",
+      "resolved": "https://registry.npmjs.org/leaflet/-/leaflet-1.9.4.tgz",
+      "integrity": "sha512-nxS1ynzJOmOlHp+iL3FyWqK89GtNL8U8rvlMOsQdTTssxZwCXh8N2NB3GDQOL+YR3XnWyZAxwQixURb+FA74PA==",
+      "license": "BSD-2-Clause"
+    },
+    "node_modules/leaflet.heat": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/leaflet.heat/-/leaflet.heat-0.2.0.tgz",
+      "integrity": "sha512-Cd5PbAA/rX3X3XKxfDoUGi9qp78FyhWYurFg3nsfhntcM/MCNK08pRkf4iEenO1KNqwVPKCmkyktjW3UD+h9bQ=="
+    },
     "node_modules/levn": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/levn/-/levn-0.4.1.tgz",