use priority queue to store tile updates

package-lock.json

@@ -6,6 +6,7 @@
     "": {
       "name": "warfront-client",
       "dependencies": {
+        "@datastructures-js/priority-queue": "^6.3.1",
         "@types/express": "^4.17.21",
         "@types/google-protobuf": "^3.15.12",
         "@types/jimp": "^0.2.28",
@@ -2162,6 +2163,21 @@
         "@jridgewell/sourcemap-codec": "^1.4.10"
       }
     },
+    "node_modules/@datastructures-js/heap": {
+      "version": "4.3.3",
+      "resolved": "https://registry.npmjs.org/@datastructures-js/heap/-/heap-4.3.3.tgz",
+      "integrity": "sha512-UcUu/DLh/aM4W3C8zZfwxxm6/6FIZUlm3mcAXuNOCa6Aj4iizNvNXQyb8DjZQH2jKSQbMRyNlngP6TPimuGjpQ==",
+      "license": "MIT"
+    },
+    "node_modules/@datastructures-js/priority-queue": {
+      "version": "6.3.1",
+      "resolved": "https://registry.npmjs.org/@datastructures-js/priority-queue/-/priority-queue-6.3.1.tgz",
+      "integrity": "sha512-eoxkWql/j0VJ0UFMFTpnyJz4KbEEVQ6aZ/JuJUgenu0Im4tYKylAycNGsYCHGXiVNEd7OKGVwfx1Ac3oYkuu7A==",
+      "license": "MIT",
+      "dependencies": {
+        "@datastructures-js/heap": "^4.3.3"
+      }
+    },
     "node_modules/@discoveryjs/json-ext": {
       "version": "0.5.7",
       "resolved": "https://registry.npmjs.org/@discoveryjs/json-ext/-/json-ext-0.5.7.tgz",