Upgrade dependencies & Add JSDoc & Some cleanup

.editorconfig

@@ -1,2 +1,18 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 2
 indent_style = space
-indent_size = 2
+insert_final_newline = true
+max_line_length = 200
+tab_width = 2
+trim_trailing_whitespace = true
+ij_continuation_indent_size = 8
+ij_formatter_off_tag = @formatter:off
+ij_formatter_on_tag = @formatter:on
+ij_formatter_tags_enabled = true
+ij_smart_tabs = false
+ij_visual_guides = none
+ij_wrap_on_typing = false

.eslintrc

@@ -1,12 +1,20 @@
 {
-  "extends": ["plugin:vue-libs/recommended"],
+  "extends": [
+  ],
   "rules": {
     "padded-blocks": "off",
     "no-console": "off",
-    "indent": ["error", 2]
+    "indent": [
+      "error",
+      2
+    ]
+  },
+  "parserOptions": {
+    "sourceType": "module",
+    "ecmaVersion": 2022
   },
   "globals": {
     "L": true,
     "turf": true
   }
-}
+}

.gitignore

@@ -4,3 +4,4 @@ npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
 .nyc_output/
+.idea