Add custom emojis

convex/schema.ts

@@ -132,4 +132,11 @@ export default defineSchema({
     afkTimeout: v.number(), // seconds (default 300 = 5 min)
     iconStorageId: v.optional(v.id("_storage")),
   }),
+
+  customEmojis: defineTable({
+    name: v.string(),
+    storageId: v.id("_storage"),
+    uploadedBy: v.id("userProfiles"),
+    createdAt: v.number(),
+  }).index("by_name", ["name"]),
 });