chore(debug): envs in edge functions

update-dotenv.mjs

@@ -29,7 +29,9 @@
  * any other environment (branch deploys and deploy previews) we use the
  * predefined Netlify environment variable DEPLOY_PRIME_URL.
  *
- * NEXTAUTH_URL is set to point to the PUBLIC_URL.
+ * Both AUTH_URL and NEXTAUTH_URL is set to point to the PUBLIC_URL.
+ * We set both as a precaution as next-auth v5 is transitioning to AUTH_* but we
+ * have seen several occurences in the auth.js codebase that are not using both.
  */
 
 import fs from "node:fs"
@@ -50,15 +52,20 @@ if (process.env.NETLIFY) {
     PUBLIC_URL = process.env.DEPLOY_PRIME_URL
   }
 
-  const NEXTAUTH_URL = `${PUBLIC_URL}/api/web/auth`
+  const AUTH_URL = `${PUBLIC_URL}/api/web/auth`
+  const NEXTAUTH_URL = AUTH_URL
+
+  const replaceMap = {
+    AUTH_URL,
+    NEXTAUTH_URL,
+    PUBLIC_URL,
+  }
 
   let contents = fs.readFileSync("./.env", { encoding: "utf-8" })
 
-  contents = contents.replace(/PUBLIC_URL=.*/, `PUBLIC_URL="${PUBLIC_URL}"`)
-  contents = contents.replace(
-    /NEXTAUTH_URL=.*/,
-    `NEXTAUTH_URL="${NEXTAUTH_URL}"`
-  )
+  for (const [key, value] of Object.entries(replaceMap)) {
+    contents = contents.replace(new RegExp(`${key}=.*`), `${key}="${value}"`)
+  }
 
   fs.writeFileSync("./.env", contents, { encoding: "utf-8" })
 }