refactor: remove structured settings tables, use freeform JSON for presets and entries

lib/db/schema/communityPresets.ts

@@ -1,5 +1,6 @@
 import {
   integer,
+  jsonb,
   pgTable,
   text,
   timestamp,
@@ -27,6 +28,13 @@ export const communityPresets = pgTable(
       onDelete: "set null",
     }),
     upvotes: integer("upvotes").default(0).notNull(),
+    // Freeform settings JSON — same flexible structure as performanceEntries.settingsJson
+    settingsJson: jsonb("settings_json").$type<
+      {
+        category: string
+        settings: { title: string; value: string | number | boolean }[]
+      }[]
+    >(),
     createdAt: timestamp("created_at").defaultNow().notNull(),
     updatedAt: timestamp("updated_at").defaultNow().notNull(),
   },