Add card_id to index

db/migrate/20250702211937_change_steps_index.rb

@@ -0,0 +1,6 @@
+class ChangeStepsIndex < ActiveRecord::Migration[8.1]
+  def change
+    remove_index :steps, :completed
+    add_index :steps, %i[ card_id completed ]
+  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: 2025_07_02_160230) do
+ActiveRecord::Schema[8.1].define(version: 2025_07_02_211937) do
   create_table "accesses", force: :cascade do |t|
     t.datetime "accessed_at"
     t.integer "collection_id", null: false
@@ -331,8 +331,8 @@ ActiveRecord::Schema[8.1].define(version: 2025_07_02_160230) do
     t.text "content", null: false
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.index ["card_id", "completed"], name: "index_steps_on_card_id_and_completed"
     t.index ["card_id"], name: "index_steps_on_card_id"
-    t.index ["completed"], name: "index_steps_on_completed"
   end
 
   create_table "taggings", force: :cascade do |t|

db/schema_cache.yml

@@ -2302,9 +2302,10 @@ indexes:
     valid: true
   - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
     table: steps
-    name: index_steps_on_completed
+    name: index_steps_on_card_id_and_completed
     unique: false
     columns:
+    - card_id
     - completed
     lengths: {}
     orders: {}
@@ -2451,4 +2452,4 @@ indexes:
     comment:
     valid: true
   workflows: []
-version: 20250702160230
+version: 20250702211937