feat: sortable directories in admin panel

prisma/schema.prisma

@@ -85,14 +85,15 @@ model Like {
 }
 
 model AppSettings {
-  id          Int       @id @default(1)
-  votingOpen  Boolean   @default(false)
-  zipVersion  Int       @default(0)
-  zipReady    Boolean   @default(false)
-  zipBuildAt  DateTime?
-  zipFilePath String? // Path to current valid ZIP
-  lastScanAt  DateTime?
-  updatedAt   DateTime  @updatedAt
+  id             Int       @id @default(1)
+  votingOpen     Boolean   @default(false)
+  zipVersion     Int       @default(0)
+  zipReady       Boolean   @default(false)
+  zipBuildAt     DateTime?
+  zipFilePath    String? // Path to current valid ZIP
+  lastScanAt     DateTime?
+  directoryOrder String[]  @default([])
+  updatedAt      DateTime  @updatedAt
 }
 
 model AdminSession {