all these changes

frontend/node_modules/concaveman/package.json

@@ -0,0 +1,42 @@
+{
+  "name": "concaveman",
+  "version": "2.0.0",
+  "description": "Fast 2D concave hull algorithm in JavaScript (generates an outline of a point set)",
+  "type": "module",
+  "main": "index.js",
+  "exports": "./index.js",
+  "dependencies": {
+    "point-in-polygon": "^1.1.0",
+    "rbush": "^4.0.1",
+    "robust-predicates": "^3.0.2",
+    "tinyqueue": "^3.0.0"
+  },
+  "devDependencies": {
+    "eslint": "^9.31.0",
+    "eslint-config-mourner": "^4.0.2"
+  },
+  "scripts": {
+    "pretest": "eslint index.js test/*.js",
+    "test": "node test/test.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/mapbox/concaveman.git"
+  },
+  "keywords": [
+    "concave",
+    "hull",
+    "algorithm",
+    "geometry",
+    "shape",
+    "outline"
+  ],
+  "eslintConfig": {
+    "extends": "mourner"
+  },
+  "files": [
+    "index.js"
+  ],
+  "author": "Vladimir Agafonkin",
+  "license": "ISC"
+}