sửa lỗi polygon không bị xóa ở map

package-lock.json

@@ -14,6 +14,7 @@
         "@react-navigation/elements": "^2.6.3",
         "@react-navigation/native": "^7.1.8",
         "axios": "^1.13.1",
+        "eventemitter3": "^5.0.1",
         "expo": "~54.0.20",
         "expo-constants": "~18.0.10",
         "expo-font": "~14.0.9",
@@ -6317,6 +6318,12 @@
         "node": ">=6"
       }
     },
+    "node_modules/eventemitter3": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-5.0.1.tgz",
+      "integrity": "sha512-GWkBvjiSZK87ELrYOSESUYeVIc9mvLLf/nXalMOS5dYrgZq9o5OVkbZAVM06CVxYsCwH9BDZFPlQTlPA1j4ahA==",
+      "license": "MIT"
+    },
     "node_modules/exec-async": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/exec-async/-/exec-async-2.2.0.tgz",