fix(server): 每次启动重新计算设备特征码，环境变化时自动更新

apps/server/src/server/ux-config.ts

@@ -12,13 +12,21 @@ export const getUxConfig = async (db: DB) => {
 }
 
 export const ensureUxConfig = async (db: DB) => {
+  const fingerprint = await computeDeviceFingerprint()
   const existing = await getUxConfig(db)
 
   if (existing) {
+    if (existing.fingerprint !== fingerprint) {
+      const rows = await db
+        .update(uxConfigTable)
+        .set({ fingerprint })
+        .where(eq(uxConfigTable.id, existing.id))
+        .returning()
+      return rows[0] as (typeof rows)[number]
+    }
     return existing
   }
 
-  const fingerprint = await computeDeviceFingerprint()
   const rows = await db
     .insert(uxConfigTable)
     .values({