fix(build): downgrade nextjs from canary to 16.0.9 (#2394)

package.json

@@ -35,6 +35,7 @@
   },
   "dependencies": {
     "@linear/sdk": "40.0.0",
+    "next-runtime-env": "3.3.0",
     "@modelcontextprotocol/sdk": "1.20.2",
     "@t3-oss/env-nextjs": "0.13.4",
     "@tanstack/react-query": "5.90.8",
@@ -57,7 +58,7 @@
   },
   "devDependencies": {
     "@biomejs/biome": "2.0.0-beta.5",
-    "@next/env": "16.0.9",
+    "@next/env": "16.1.0-canary.21",
     "@octokit/rest": "^21.0.0",
     "@tailwindcss/typography": "0.5.19",
     "@types/nodemailer": "7.0.4",