Add TaggedObject model

app/models/status.rb

@@ -80,6 +80,7 @@ class Status < ApplicationRecord
   has_many :mentions, dependent: :destroy, inverse_of: :status
   has_many :mentioned_accounts, through: :mentions, source: :account, class_name: 'Account'
   has_many :media_attachments, dependent: :nullify
+  has_many :tagged_objects, dependent: :destroy
   has_many :quotes, foreign_key: 'quoted_status_id', inverse_of: :quoted_status, dependent: :nullify
 
   # The `dependent` option is enabled by the initial `mentions` association declaration

app/models/tagged_object.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+# == Schema Information
+#
+# Table name: tagged_objects
+#
+#  id          :bigint(8)        not null, primary key
+#  ap_type     :string           not null
+#  object_type :string
+#  uri         :string
+#  created_at  :datetime         not null
+#  updated_at  :datetime         not null
+#  object_id   :bigint(8)
+#  status_id   :bigint(8)        not null
+#
+class TaggedObject < ApplicationRecord
+  belongs_to :status, inverse_of: :tagged_objects
+  belongs_to :object, polymorphic: true, optional: true
+end

db/migrate/20260319142348_create_tagged_objects.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class CreateTaggedObjects < ActiveRecord::Migration[8.1]
+  def change
+    create_table :tagged_objects do |t|
+      t.references :status, null: false, foreign_key: { on_delete: :cascade }, index: false
+      t.references :object, polymorphic: true, null: true
+      t.string :ap_type, null: false
+      t.string :uri
+
+      t.timestamps
+    end
+
+    add_index :tagged_objects, [:status_id, :object_type, :object_id], unique: true, where: 'object_type IS NOT NULL AND object_id IS NOT NULL'
+    add_index :tagged_objects, [:status_id, :uri], unique: true, where: 'uri IS NOT NULL'
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.1].define(version: 2026_03_18_144837) do
+ActiveRecord::Schema[8.1].define(version: 2026_03_19_142348) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"
 
@@ -1242,6 +1242,19 @@ ActiveRecord::Schema[8.1].define(version: 2026_03_18_144837) do
     t.index ["tag_id", "language"], name: "index_tag_trends_on_tag_id_and_language", unique: true
   end
 
+  create_table "tagged_objects", force: :cascade do |t|
+    t.string "ap_type", null: false
+    t.datetime "created_at", null: false
+    t.bigint "object_id"
+    t.string "object_type"
+    t.bigint "status_id", null: false
+    t.datetime "updated_at", null: false
+    t.string "uri"
+    t.index ["object_type", "object_id"], name: "index_tagged_objects_on_object"
+    t.index ["status_id", "object_type", "object_id"], name: "idx_on_status_id_object_type_object_id_d6ebe374bd", unique: true, where: "((object_type IS NOT NULL) AND (object_id IS NOT NULL))"
+    t.index ["status_id", "uri"], name: "index_tagged_objects_on_status_id_and_uri", unique: true, where: "(uri IS NOT NULL)"
+  end
+
   create_table "tags", force: :cascade do |t|
     t.datetime "created_at", precision: nil, null: false
     t.string "display_name"
@@ -1547,6 +1560,7 @@ ActiveRecord::Schema[8.1].define(version: 2026_03_18_144837) do
   add_foreign_key "tag_follows", "accounts", on_delete: :cascade
   add_foreign_key "tag_follows", "tags", on_delete: :cascade
   add_foreign_key "tag_trends", "tags", on_delete: :cascade
+  add_foreign_key "tagged_objects", "statuses", on_delete: :cascade
   add_foreign_key "tombstones", "accounts", on_delete: :cascade
   add_foreign_key "user_invite_requests", "users", on_delete: :cascade
   add_foreign_key "users", "accounts", name: "fk_50500f500d", on_delete: :cascade

spec/fabricators/tagged_object_fabricator.rb

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+Fabricator(:tagged_object) do
+  status
+  object  nil
+  ap_type 'FeaturedCollection'
+  uri     { Faker::Internet.device_token }
+end