refactor: replace fast-equals with dequal (#15)

* refactor: replace fast-equals with dequal

* chore: tsup -> tsdown

* chore: import attribute type json

Author: fratzinger

package.json

@@ -2,38 +2,38 @@
   "name": "feathers-utils",
   "version": "10.0.0-7",
   "description": "Useful hooks and utils for use with feathers services.",
-  "main": "./dist/index.js",
-  "module": "./dist/index.js",
-  "types": "./dist/index.d.ts",
+  "main": "./dist/index.mjs",
+  "module": "./dist/index.mjs",
+  "types": "./dist/index.d.mts",
   "type": "module",
   "exports": {
     ".": {
-      "types": "./dist/index.d.ts",
-      "import": "./dist/index.js"
+      "types": "./dist/index.d.mts",
+      "import": "./dist/index.mjs"
     },
     "./hooks": {
-      "types": "./dist/hooks.d.ts",
-      "import": "./dist/hooks.js"
+      "types": "./dist/hooks.d.mts",
+      "import": "./dist/hooks.mjs"
     },
     "./predicates": {
-      "types": "./dist/predicates.d.ts",
-      "import": "./dist/predicates.js"
+      "types": "./dist/predicates.d.mts",
+      "import": "./dist/predicates.mjs"
     },
     "./resolvers": {
-      "types": "./dist/resolvers.d.ts",
-      "import": "./dist/resolvers.js"
+      "types": "./dist/resolvers.d.mts",
+      "import": "./dist/resolvers.mjs"
     },
     "./transformers": {
-      "types": "./dist/transformers.d.ts",
-      "import": "./dist/transformers.js"
+      "types": "./dist/transformers.d.mts",
+      "import": "./dist/transformers.mjs"
     },
     "./utils": {
-      "types": "./dist/utils.d.ts",
-      "import": "./dist/utils.js"
+      "types": "./dist/utils.d.mts",
+      "import": "./dist/utils.mjs"
     }
   },
   "scripts": {
-    "build": "tsup-node",
+    "build": "tsdown",
     "docs:dev": "vitepress dev docs --port 5177",
     "docs:build": "vitepress build docs",
     "docs:preview": "vitepress preview docs --port 4177",
@@ -80,8 +80,8 @@
   "dependencies": {
     "@feathersjs/adapter-commons": "^5.0.37",
     "@feathersjs/errors": "^5.0.37",
+    "dequal": "^2.0.3",
     "fast-copy": "^4.0.2",
-    "fast-equals": "^6.0.0",
     "lodash": "^4.17.23",
     "neotraverse": "^0.6.18"
   },
@@ -112,7 +112,7 @@
     "shx": "^0.4.0",
     "sift": "^17.1.3",
     "tailwindcss": "^4.1.18",
-    "tsup": "^8.5.1",
+    "tsdown": "^0.20.1",
     "typescript": "^5.9.3",
     "vitepress": "^2.0.0-alpha.8",
     "vitest": "^4.0.18"