fix: adjust package.json fields (#55)

Author: luckasnix

package-lock.json

@@ -1,14 +1,18 @@
 {
   "name": "@kasnix/structured-objects",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "repository": {
     "type": "git",
-    "url": "https://github.com/luckasnix/structured-objects.git"
+    "url": "git+https://github.com/luckasnix/structured-objects.git"
   },
   "type": "module",
-  "main": "dist/index.js",
-  "module": "dist/index.js",
-  "types": "dist/index.d.ts",
+  "exports": {
+    ".": {
+      "types": "./dist/index.d.ts",
+      "import": "./dist/index.js",
+      "default": "./dist/index.js"
+    }
+  },
   "files": [
     "dist"
   ],