diff --git a/app/helpers/events_helper.rb b/app/helpers/events_helper.rb
index 9200f84b7..b037c63c4 100644
--- a/app/helpers/events_helper.rb
+++ b/app/helpers/events_helper.rb
@@ -87,10 +87,6 @@ module EventsHelper
       "#{h event_creator_name(event) } closed <span style='color: var(--card-color)'>#{h title }</span>".html_safe
     when "card_reopened"
       "#{h event_creator_name(event) } reopened <span style='color: var(--card-color)'>#{h title }</span>".html_safe
-    when "card_staged"
-      "#{h event_creator_name(event)} moved <span style='color: var(--card-color)'>#{h title }</span> to the #{h event.stage_name} stage".html_safe
-    when "card_unstaged"
-      "#{h event_creator_name(event)} moved <span style='color: var(--card-color)'>#{h title }</span> out ofthe #{h event.stage_name} stage".html_safe
     when "card_due_date_added"
       "#{h event_creator_name(event)} set the date to #{h event.particulars.dig('particulars', 'due_date').to_date.strftime('%B %-d')} on <span style='color: var(--card-color)'>#{h title }</span>".html_safe
     when "card_due_date_changed"
@@ -110,10 +106,6 @@ module EventsHelper
       "assigned"
     when "card_unassigned"
       "minus"
-    when "card_staged"
-      "bolt"
-    when "card_unstaged"
-      "bolt"
     when "comment_created"
       "comment"
     when "card_title_changed"
diff --git a/app/helpers/webhooks_helper.rb b/app/helpers/webhooks_helper.rb
index 7fe91d8c0..dfb61c922 100644
--- a/app/helpers/webhooks_helper.rb
+++ b/app/helpers/webhooks_helper.rb
@@ -8,7 +8,6 @@ module WebhooksHelper
     card_due_date_removed: "Card due date removed",
     card_published: "Card published",
     card_reopened: "Card reopened",
-    card_staged: "Card staged",
     card_title_changed: "Card title changed",
     card_unassigned: "Card unassigned",
     card_unstaged: "Card unstaged",
diff --git a/app/models/ai/list_cards_tool.rb b/app/models/ai/list_cards_tool.rb
index a32456ddf..fd969666e 100644
--- a/app/models/ai/list_cards_tool.rb
+++ b/app/models/ai/list_cards_tool.rb
@@ -72,7 +72,7 @@ class Ai::ListCardsTool < Ai::Tool
       .where(collection: user.collections)
       .published
       .with_rich_text_description
-      .includes(:stage, :creator, :assignees, :goldness, :collection)
+      .includes(:column, :creator, :assignees, :goldness, :collection)
 
     cards = Filter.new(scope: cards, filters: params).filter
 
@@ -98,7 +98,7 @@ class Ai::ListCardsTool < Ai::Tool
         last_active_at: card.last_active_at,
         collection_id: card.collection_id,
         golden: card.golden?,
-        stage: card.stage.as_json(only: [ :id, :name ]),
+        column: card.column.as_json(only: [ :id, :name ]),
         creator: card.creator.as_json(only: [ :id, :name ]),
         assignees: card.assignees.as_json(only: [ :id, :name ]),
         description: card.description.to_plain_text.truncate(1000),
diff --git a/app/models/card.rb b/app/models/card.rb
index a40c0ad90..2368d10ed 100644
--- a/app/models/card.rb
+++ b/app/models/card.rb
@@ -1,7 +1,7 @@
 class Card < ApplicationRecord
   include Assignable, Attachments, Cacheable, Closeable, Colored, Entropic, Eventable,
     Golden, Mentions, Multistep, Pinnable, Postponable, Promptable, Readable, Searchable,
-    Staged, Stallable, Statuses, Taggable, Triageable, Watchable
+    Stallable, Statuses, Taggable, Triageable, Watchable
 
   belongs_to :collection, touch: true
   belongs_to :creator, class_name: "User", default: -> { Current.user }
diff --git a/app/models/card/cacheable.rb b/app/models/card/cacheable.rb
index 94c6b6d11..c0aac0dd5 100644
--- a/app/models/card/cacheable.rb
+++ b/app/models/card/cacheable.rb
@@ -17,11 +17,11 @@ module Card::Cacheable
     end
 
     def for_perma(*other)
-      [ card, Workflow.all, User.all, Tag.all, *other ]
+      [ card, User.all, Tag.all, *other ]
     end
 
     def for_preview(*other)
-      [ card, card.workflow, Workflow.all, card.collection.entropy_configuration, card.collection.publication, *other ]
+      [ card, card.collection.entropy_configuration, card.collection.publication, *other ]
     end
   end
 end
diff --git a/app/models/card/eventable/system_commenter.rb b/app/models/card/eventable/system_commenter.rb
index b633b45e7..65a6b8a36 100644
--- a/app/models/card/eventable/system_commenter.rb
+++ b/app/models/card/eventable/system_commenter.rb
@@ -18,8 +18,6 @@ class Card::Eventable::SystemCommenter
         "#{event.creator.name} <strong>assigned</strong> this to #{event.assignees.pluck(:name).to_sentence}."
       when "card_unassigned"
         "#{event.creator.name} <strong>unassigned</strong> from #{event.assignees.pluck(:name).to_sentence}."
-      when "card_staged"
-        "#{event.creator.name} <strong>moved</strong> this to ‘#{event.stage_name}’."
       when "card_closed"
         "<strong>Closed</strong> as ‘#{ card.closure.reason }’ by #{ event.creator.name }"
       when "card_reopened"
diff --git a/app/models/card/staged.rb b/app/models/card/staged.rb
deleted file mode 100644
index 4cd497abd..000000000
--- a/app/models/card/staged.rb
+++ /dev/null
@@ -1,28 +0,0 @@
-module Card::Staged
-  extend ActiveSupport::Concern
-
-  included do
-    belongs_to :stage, class_name: "Workflow::Stage", optional: true
-
-    before_create :assign_initial_stage
-
-    scope :in_stage, ->(stage) { where stage: stage }
-    delegate :workflow, to: :collection, allow_nil: true
-  end
-
-  def staged?
-    stage.present?
-  end
-
-  def change_stage_to(new_stage)
-    transaction do
-      update! stage: new_stage
-      track_event :staged, stage_id: new_stage.id, stage_name: new_stage.name
-    end
-  end
-
-  private
-    def assign_initial_stage
-      self.stage = collection.initial_workflow_stage
-    end
-end
diff --git a/app/models/collection.rb b/app/models/collection.rb
index bd4d403c7..7ccb34806 100644
--- a/app/models/collection.rb
+++ b/app/models/collection.rb
@@ -1,5 +1,5 @@
 class Collection < ApplicationRecord
-  include AutoClosing, Accessible, Broadcastable, Entropic, Filterable, Publishable, Triageable, Workflowing
+  include AutoClosing, Accessible, Broadcastable, Entropic, Filterable, Publishable, Triageable
 
   belongs_to :creator, class_name: "User", default: -> { Current.user }
 
diff --git a/app/models/collection/workflowing.rb b/app/models/collection/workflowing.rb
deleted file mode 100644
index 0a14cad36..000000000
--- a/app/models/collection/workflowing.rb
+++ /dev/null
@@ -1,18 +0,0 @@
-module Collection::Workflowing
-  extend ActiveSupport::Concern
-
-  included do
-    belongs_to :workflow, optional: true
-
-    after_update_commit :set_all_cards_to_initial_workflow_stage, if: :saved_change_to_workflow_id?
-  end
-
-  def initial_workflow_stage
-    workflow&.stages&.first
-  end
-
-  private
-    def set_all_cards_to_initial_workflow_stage
-      cards.update_all(stage_id: initial_workflow_stage&.id, updated_at: Time.current)
-    end
-end
diff --git a/app/models/event/particulars.rb b/app/models/event/particulars.rb
index dd92fa4da..31ecd66bf 100644
--- a/app/models/event/particulars.rb
+++ b/app/models/event/particulars.rb
@@ -2,7 +2,7 @@ module Event::Particulars
   extend ActiveSupport::Concern
 
   included do
-    store_accessor :particulars, :assignee_ids, :stage_id, :stage_name
+    store_accessor :particulars, :assignee_ids
   end
 
   def assignees
diff --git a/app/models/filter/params.rb b/app/models/filter/params.rb
index 6992516f5..166436e4b 100644
--- a/app/models/filter/params.rb
+++ b/app/models/filter/params.rb
@@ -12,7 +12,6 @@ module Filter::Params
     creator_ids: [],
     closer_ids: [],
     collection_ids: [],
-    stage_ids: [],
     tag_ids: [],
     terms: []
   ]
diff --git a/app/models/user/day_timeline.rb b/app/models/user/day_timeline.rb
index 80eb8a95d..cf8d08612 100644
--- a/app/models/user/day_timeline.rb
+++ b/app/models/user/day_timeline.rb
@@ -46,7 +46,7 @@ class User::DayTimeline
   end
 
   def cache_key
-    ActiveSupport::Cache.expand_cache_key [ user, filter, day.to_date, events, Workflow.all, weekly_highlights ], "day-timeline"
+    ActiveSupport::Cache.expand_cache_key [ user, filter, day.to_date, events, weekly_highlights ], "day-timeline"
   end
 
   private
diff --git a/app/models/webhook.rb b/app/models/webhook.rb
index 1eefb2cb5..a766e68f5 100644
--- a/app/models/webhook.rb
+++ b/app/models/webhook.rb
@@ -15,7 +15,6 @@ class Webhook < ApplicationRecord
     card_due_date_removed
     card_published
     card_reopened
-    card_staged
     card_title_changed
     card_unassigned
     card_unstaged
diff --git a/app/models/workflow.rb b/app/models/workflow.rb
deleted file mode 100644
index 196af1cc3..000000000
--- a/app/models/workflow.rb
+++ /dev/null
@@ -1,16 +0,0 @@
-class Workflow < ApplicationRecord
-  DEFAULT_STAGES = [
-    { name: "Figuring it out", color: "var(--color-card-5)" },
-    { name: "In progress", color: "var(--color-card-3)" }
-  ]
-
-  has_many :stages, dependent: :destroy
-  has_many :collections, dependent: :nullify
-
-  after_create_commit :create_default_columns
-
-  private
-    def create_default_stages
-      Workflow::Stage.insert_all(DEFAULT_STAGES.map { { name: it[:name], color: it[:color], workflow_id: id } })
-    end
-end
diff --git a/app/models/workflow/stage.rb b/app/models/workflow/stage.rb
deleted file mode 100644
index 4eb08828d..000000000
--- a/app/models/workflow/stage.rb
+++ /dev/null
@@ -1,12 +0,0 @@
-class Workflow::Stage < ApplicationRecord
-  belongs_to :workflow, touch: true
-
-  has_many :cards, dependent: :nullify
-
-  before_validation :assign_random_color, on: :create
-
-  private
-    def assign_random_color
-      self.color ||= Card::Colored::COLORS.sample
-    end
-end
diff --git a/app/views/cards/_card.json.jbuilder b/app/views/cards/_card.json.jbuilder
index fdb242edd..15926a921 100644
--- a/app/views/cards/_card.json.jbuilder
+++ b/app/views/cards/_card.json.jbuilder
@@ -12,9 +12,9 @@ json.cache! card do
     json.partial! "collections/collection", locals: { collection: card.collection }
   end
 
-  json.stage do
-    if card.stage
-      json.partial! "workflows/stages/stage", stage: card.stage
+  json.column do
+    if card.column
+      json.partial! "columns/column", column: card.column
     else
       nil
     end
diff --git a/app/views/cards/display/public_preview/_columns.html.erb b/app/views/cards/display/public_preview/_columns.html.erb
index 670767f24..459893b7f 100644
--- a/app/views/cards/display/public_preview/_columns.html.erb
+++ b/app/views/cards/display/public_preview/_columns.html.erb
@@ -1,4 +1,4 @@
-<div id="<%= dom_id(card, :stages) %>" class="card__stages">
+<div id="<%= dom_id(card, :columns) %>" class="card__stages">
   <% card.collection.columns.each do |column| %>
     <%= tag.div column.name,
           class: ["workflow-stage overflow-ellipsis flex align-center gap-half btn non-clickable no-hover", { "workflow-stage--current": column == card.column }] %>
diff --git a/app/views/cards/stagings/_stages.html.erb b/app/views/cards/stagings/_stages.html.erb
deleted file mode 100644
index abfe4af08..000000000
--- a/app/views/cards/stagings/_stages.html.erb
+++ /dev/null
@@ -1,27 +0,0 @@
-<% if workflow = card.collection.workflow %>
-  <div id="<%= dom_id(card, :stages) %>" class="card__stages" role="radiogroup">
-    <legend class="for-screen-reader">Choose a column for this card</legend>
-
-    <%= button_to "Not now", card_closure_path(card, reason: "Not now"),
-        class: [ "workflow-stage btn", { "workflow-stage--current": card.closed? } ],
-          role: "radio",
-          aria: { checked: card.closed? },
-        form_class: "flex align-center gap-half" %>
-
-    <%= button_to "The Stream", card_engagement_path(card), method: :delete,
-        class: [ "workflow-stage workflow-stage--stream btn", { "workflow-stage--current": card.considering? } ],
-          role: "radio",
-          aria: { checked: card.considering? },
-        form_class: "flex align-center gap-half" %>
-
-    <% workflow.stages.each do |stage| %>
-      <%= button_to_set_stage card, stage %>
-    <% end %>
-
-    <%= button_to "Closed", card_closure_path(card, reason: "Completed"),
-        class: [ "workflow-stage btn", { "workflow-stage--current": card.closed? } ],
-          role: "radio",
-          aria: { checked: card.closed? },
-        form_class: "flex align-center gap-half" %>
-  </div>
-<% end %>
diff --git a/app/views/collections/_collection.json.jbuilder b/app/views/collections/_collection.json.jbuilder
index 3c42b2fc9..01857786e 100644
--- a/app/views/collections/_collection.json.jbuilder
+++ b/app/views/collections/_collection.json.jbuilder
@@ -5,12 +5,4 @@ json.cache! collection do
   json.creator do
     json.partial! "users/user", user: collection.creator
   end
-
-  json.workflow do
-    if collection.workflow
-      json.partial! "workflows/workflow", workflow: collection.workflow
-    else
-      nil
-    end
-  end
 end
diff --git a/app/views/columns/_column.json.jbuilder b/app/views/columns/_column.json.jbuilder
new file mode 100644
index 000000000..355a62606
--- /dev/null
+++ b/app/views/columns/_column.json.jbuilder
@@ -0,0 +1,2 @@
+json.(column, :id, :name, :color)
+json.created_at column.created_at.utc
diff --git a/app/views/events/day_timeline/_columns.html.erb b/app/views/events/day_timeline/_columns.html.erb
index 020526e04..5391736e9 100644
--- a/app/views/events/day_timeline/_columns.html.erb
+++ b/app/views/events/day_timeline/_columns.html.erb
@@ -1,4 +1,4 @@
-<% cache [ day_timeline.events, Workflow.all ] do %>
+<% cache [ day_timeline.events ] do %>
   <% if day_timeline.has_activity? %>
     <div class="events__columns">
       <%= render "events/day_timeline/column", event_type: "added", day_timeline: day_timeline %>
diff --git a/db/schema.rb b/db/schema.rb
index 136bbc782..d84722ea0 100644
--- a/db/schema.rb
+++ b/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_10_06_091442) do
+ActiveRecord::Schema[8.1].define(version: 2025_10_07_084223) do
   create_table "accesses", force: :cascade do |t|
     t.datetime "accessed_at"
     t.integer "collection_id", null: false
@@ -145,14 +145,12 @@ ActiveRecord::Schema[8.1].define(version: 2025_10_06_091442) do
     t.integer "creator_id", null: false
     t.date "due_on"
     t.datetime "last_active_at", null: false
-    t.integer "stage_id"
     t.text "status", default: "creating", null: false
     t.string "title"
     t.datetime "updated_at", null: false
     t.index ["collection_id"], name: "index_cards_on_collection_id"
     t.index ["column_id"], name: "index_cards_on_column_id"
     t.index ["last_active_at", "status"], name: "index_cards_on_last_active_at_and_status"
-    t.index ["stage_id"], name: "index_cards_on_stage_id"
   end
 
   create_table "closers_filters", id: false, force: :cascade do |t|
@@ -194,9 +192,7 @@ ActiveRecord::Schema[8.1].define(version: 2025_10_06_091442) do
     t.integer "creator_id", null: false
     t.string "name", null: false
     t.datetime "updated_at", null: false
-    t.integer "workflow_id"
     t.index ["creator_id"], name: "index_collections_on_creator_id"
-    t.index ["workflow_id"], name: "index_collections_on_workflow_id"
   end
 
   create_table "collections_filters", id: false, force: :cascade do |t|
@@ -288,13 +284,6 @@ ActiveRecord::Schema[8.1].define(version: 2025_10_06_091442) do
     t.index ["creator_id", "params_digest"], name: "index_filters_on_creator_id_and_params_digest", unique: true
   end
 
-  create_table "filters_stages", id: false, force: :cascade do |t|
-    t.integer "filter_id", null: false
-    t.integer "stage_id", null: false
-    t.index ["filter_id"], name: "index_filters_stages_on_filter_id"
-    t.index ["stage_id"], name: "index_filters_stages_on_stage_id"
-  end
-
   create_table "filters_tags", id: false, force: :cascade do |t|
     t.integer "filter_id", null: false
     t.integer "tag_id", null: false
@@ -513,21 +502,6 @@ ActiveRecord::Schema[8.1].define(version: 2025_10_06_091442) do
     t.index ["collection_id"], name: "index_webhooks_on_collection_id"
   end
 
-  create_table "workflow_stages", force: :cascade do |t|
-    t.string "color"
-    t.datetime "created_at", null: false
-    t.string "name", null: false
-    t.datetime "updated_at", null: false
-    t.integer "workflow_id", null: false
-    t.index ["workflow_id"], name: "index_workflow_stages_on_workflow_id"
-  end
-
-  create_table "workflows", force: :cascade do |t|
-    t.datetime "created_at", null: false
-    t.string "name", null: false
-    t.datetime "updated_at", null: false
-  end
-
   add_foreign_key "active_storage_attachments", "active_storage_blobs", column: "blob_id"
   add_foreign_key "active_storage_variant_records", "active_storage_blobs", column: "blob_id"
   add_foreign_key "ai_quotas", "users"
@@ -535,11 +509,9 @@ ActiveRecord::Schema[8.1].define(version: 2025_10_06_091442) do
   add_foreign_key "card_goldnesses", "cards"
   add_foreign_key "card_not_nows", "cards"
   add_foreign_key "cards", "columns"
-  add_foreign_key "cards", "workflow_stages", column: "stage_id"
   add_foreign_key "closures", "cards"
   add_foreign_key "closures", "users"
   add_foreign_key "collection_publications", "collections"
-  add_foreign_key "collections", "workflows"
   add_foreign_key "columns", "collections"
   add_foreign_key "comments", "cards"
   add_foreign_key "conversation_messages", "conversations"
@@ -567,7 +539,6 @@ ActiveRecord::Schema[8.1].define(version: 2025_10_06_091442) do
   add_foreign_key "webhook_deliveries", "events"
   add_foreign_key "webhook_deliveries", "webhooks"
   add_foreign_key "webhooks", "collections"
-  add_foreign_key "workflow_stages", "workflows"
 
   # Virtual tables defined in this database.
   # Note that virtual tables may not work with other database engines. Be careful if changing database.
diff --git a/db/schema_cache.yml b/db/schema_cache.yml
index eb63f2cf9..84068a62f 100644
--- a/db/schema_cache.yml
+++ b/db/schema_cache.yml
@@ -491,16 +491,6 @@ columns:
     default_function:
     collation:
     comment:
-  - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
-    auto_increment:
-    name: stage_id
-    cast_type: *3
-    sql_type_metadata: *4
-    'null': true
-    default:
-    default_function:
-    collation:
-    comment:
   - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
     auto_increment:
     name: status
@@ -612,16 +602,6 @@ columns:
   - *6
   - *10
   - *9
-  - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
-    auto_increment:
-    name: workflow_id
-    cast_type: *3
-    sql_type_metadata: *4
-    'null': true
-    default:
-    default_function:
-    collation:
-    comment:
   collections_filters:
   - *24
   - *20
@@ -882,18 +862,6 @@ columns:
     collation:
     comment:
   - *9
-  filters_stages:
-  - *20
-  - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
-    auto_increment:
-    name: stage_id
-    cast_type: *3
-    sql_type_metadata: *4
-    'null': false
-    default:
-    default_function:
-    collation:
-    comment:
   filters_tags:
   - *20
   - &35 !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
@@ -1479,36 +1447,6 @@ columns:
     default_function:
     collation:
     comment:
-  workflow_stages:
-  - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
-    auto_increment:
-    name: color
-    cast_type: *7
-    sql_type_metadata: *8
-    'null': true
-    default:
-    default_function:
-    collation:
-    comment:
-  - *5
-  - *6
-  - *10
-  - *9
-  - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
-    auto_increment:
-    name: workflow_id
-    cast_type: *3
-    sql_type_metadata: *4
-    'null': false
-    default:
-    default_function:
-    collation:
-    comment:
-  workflows:
-  - *5
-  - *6
-  - *10
-  - *9
 primary_keys:
   accesses: id
   accounts: id
@@ -1540,7 +1478,6 @@ primary_keys:
   entropy_configurations: id
   events: id
   filters: id
-  filters_stages:
   filters_tags:
   mentions: id
   notification_bundles: id
@@ -1564,8 +1501,6 @@ primary_keys:
   webhook_delinquency_trackers: id
   webhook_deliveries: id
   webhooks: id
-  workflow_stages: id
-  workflows: id
 data_sources:
   accesses: true
   accounts: true
@@ -1597,7 +1532,6 @@ data_sources:
   entropy_configurations: true
   events: true
   filters: true
-  filters_stages: true
   filters_tags: true
   mentions: true
   notification_bundles: true
@@ -1621,8 +1555,6 @@ data_sources:
   webhook_delinquency_trackers: true
   webhook_deliveries: true
   webhooks: true
-  workflow_stages: true
-  workflows: true
 indexes:
   accesses:
   - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
@@ -2081,22 +2013,6 @@ indexes:
     nulls_not_distinct:
     comment:
     valid: true
-  - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
-    table: cards
-    name: index_cards_on_stage_id
-    unique: false
-    columns:
-    - stage_id
-    lengths: {}
-    orders: {}
-    opclasses: {}
-    where:
-    type:
-    using:
-    include:
-    nulls_not_distinct:
-    comment:
-    valid: true
   closers_filters:
   - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
     table: closers_filters
@@ -2231,22 +2147,6 @@ indexes:
     nulls_not_distinct:
     comment:
     valid: true
-  - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
-    table: collections
-    name: index_collections_on_workflow_id
-    unique: false
-    columns:
-    - workflow_id
-    lengths: {}
-    orders: {}
-    opclasses: {}
-    where:
-    type:
-    using:
-    include:
-    nulls_not_distinct:
-    comment:
-    valid: true
   collections_filters:
   - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
     table: collections_filters
@@ -2501,39 +2401,6 @@ indexes:
     nulls_not_distinct:
     comment:
     valid: true
-  filters_stages:
-  - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
-    table: filters_stages
-    name: index_filters_stages_on_filter_id
-    unique: false
-    columns:
-    - filter_id
-    lengths: {}
-    orders: {}
-    opclasses: {}
-    where:
-    type:
-    using:
-    include:
-    nulls_not_distinct:
-    comment:
-    valid: true
-  - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
-    table: filters_stages
-    name: index_filters_stages_on_stage_id
-    unique: false
-    columns:
-    - stage_id
-    lengths: {}
-    orders: {}
-    opclasses: {}
-    where:
-    type:
-    using:
-    include:
-    nulls_not_distinct:
-    comment:
-    valid: true
   filters_tags:
   - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
     table: filters_tags
@@ -3281,22 +3148,4 @@ indexes:
     nulls_not_distinct:
     comment:
     valid: true
-  workflow_stages:
-  - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
-    table: workflow_stages
-    name: index_workflow_stages_on_workflow_id
-    unique: false
-    columns:
-    - workflow_id
-    lengths: {}
-    orders: {}
-    opclasses: {}
-    where:
-    type:
-    using:
-    include:
-    nulls_not_distinct:
-    comment:
-    valid: true
-  workflows: []
-version: 20251006091442
+version: 20251007084223
diff --git a/db/seeds/37signals.rb b/db/seeds/37signals.rb
index e1f3ed145..cbb5ebeab 100644
--- a/db/seeds/37signals.rb
+++ b/db/seeds/37signals.rb
@@ -12,8 +12,8 @@ create_collection("Fizzy", access_to: [ jason, jz, kevin ]).tap do |fizzy|
 
   create_card("Prepare sign-up page", description: "We need to do this before the launch.", collection: fizzy).tap do |card|
     card.toggle_assignment(kevin)
-    if stage = card.workflow&.stages&.sample
-      card.change_stage_to(stage)
+    if column = card.collection&.columns&.sample
+      card.triage_into(column)
     end
   end
 
diff --git a/db/seeds/honcho.rb b/db/seeds/honcho.rb
index 1ad072ba7..80ffab4d6 100644
--- a/db/seeds/honcho.rb
+++ b/db/seeds/honcho.rb
@@ -75,8 +75,8 @@ collections.each_with_index do |collection_name, index|
         travel rand(0..20).minutes
         case rand(3)
         when 0
-          if stage = card.workflow&.stages&.sample
-            card.change_stage_to(stage)
+          if column = card.collection&.columns&.sample
+            card.triage_into(column)
           end
         when 1
           card.close