fix(build): upgrade fumadocs to latest (#1341)

* update infra and remove railway

* fix(builds): upgraded fumadocs

* Revert "update infra and remove railway"

This reverts commit abfa2f8d51.

apps/docs/package.json

@@ -17,7 +17,7 @@
     "clsx": "^2.1.1",
     "fumadocs-core": "^15.7.5",
     "fumadocs-mdx": "^11.5.6",
-    "fumadocs-ui": "^15.0.16",
+    "fumadocs-ui": "^15.7.5",
     "lucide-react": "^0.511.0",
     "next": "^15.3.2",
     "next-themes": "^0.4.6",

bun.lock

@@ -33,7 +33,7 @@
         "clsx": "^2.1.1",
         "fumadocs-core": "^15.7.5",
         "fumadocs-mdx": "^11.5.6",
-        "fumadocs-ui": "^15.0.16",
+        "fumadocs-ui": "^15.7.5",
         "lucide-react": "^0.511.0",
         "next": "^15.3.2",
         "next-themes": "^0.4.6",