perf: reduce build size + add next-secure-headers

.babelrc.json

@@ -1,3 +1,14 @@
 {
-  "presets": ["next/babel"]
+  "presets": [
+    [
+      "next/babel",
+      {
+        "preset-env": {
+          "targets": {
+            "browsers": ">1%, not ie 11, not dead"
+          }
+        }
+      }
+    ]
+  ]
 }