env update

.env.production

@@ -1 +1 @@
-NEXT_PUBLIC_URL=https://${VERCEL_URL}
+NEXT_PUBLIC_URL=https://$NEXT_PUBLIC_VERCEL_URL

next.config.js

@@ -1,4 +1,7 @@
 /** @type {import('next').NextConfig} */
+const dotenvExpand = require("dotenv-expand");
+
+dotenvExpand.expand({ parsed: { ...process.env } });
 const nextConfig = {};
 
 module.exports = nextConfig;

package-lock.json

@@ -12,6 +12,7 @@
         "@types/react": "18.2.6",
         "@types/react-dom": "18.2.4",
         "autoprefixer": "10.4.14",
+        "dotenv-expand": "^10.0.0",
         "eslint": "8.41.0",
         "eslint-config-next": "13.4.3",
         "leaflet": "^1.9.4",
@@ -3519,6 +3520,14 @@
         "node": ">=12"
       }
     },
+    "node_modules/dotenv-expand": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/dotenv-expand/-/dotenv-expand-10.0.0.tgz",
+      "integrity": "sha512-GopVGCpVS1UKH75VKHGuQFqS1Gusej0z4FyQkPdwjil2gNIv+LNsqBlboOzpJFZKVT95GkCyWJbBSdFEFUWI2A==",
+      "engines": {
+        "node": ">=12"
+      }
+    },
     "node_modules/ecc-jsbn": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",

package.json

@@ -17,6 +17,7 @@
     "@types/react": "18.2.6",
     "@types/react-dom": "18.2.4",
     "autoprefixer": "10.4.14",
+    "dotenv-expand": "^10.0.0",
     "eslint": "8.41.0",
     "eslint-config-next": "13.4.3",
     "leaflet": "^1.9.4",