Re-add @babel/preset-env but target Safari 12 explicitly

Author: bvaughn

babel.config.js

@@ -1,7 +1,13 @@
 module.exports = {
-  plugins: [
-    "@babel/plugin-transform-nullish-coalescing-operator",
-    "@babel/plugin-transform-optional-chaining",
+  presets: [
+    "@babel/preset-typescript",
+    [
+      "@babel/preset-env",
+      {
+        targets: {
+          safari: "12",
+        },
+      },
+    ],
   ],
-  presets: ["@babel/preset-typescript"],
 };

package.json

@@ -43,8 +43,7 @@
     "@babel/runtime": "^7.12.5"
   },
   "devDependencies": {
-    "@babel/plugin-transform-nullish-coalescing-operator": "^7.22.5",
-    "@babel/plugin-transform-optional-chaining": "^7.22.5",
+    "@babel/preset-env": "^7.22.5",
     "@babel/preset-typescript": "^7.21.5",
     "@preconstruct/cli": "^2.7.0",
     "@types/jest": "^26.0.15",