Lunchflow integration (#259)

* First pass lunch flow

* Fixes

- Fix apikey not being saved properly due to provider no reload support
- Fix proper messages if we try to link existing accounts.

* Fix better error handling

* Filter existing transactions and skip duplicates

* FIX messaging

* Branding :)

* Fix XSS and linter

* FIX provider concern

- also fix code duplication

* FIX md5 digest

* Updated determine_sync_start_date to be account-aware

* Review fixes

* Broaden error catch to not crash UI

* Fix buttons styling

* FIX process account error handling

* FIX account cap and url parsing

* Lunch Flow brand

* Found orphan i18n strings

* Remove per conversation with @sokie

---------

Co-authored-by: Juan José Mata <juanjo.mata@gmail.com>

db/migrate/20251029135200_create_lunchflow_items.rb

@@ -0,0 +1,23 @@
+class CreateLunchflowItems < ActiveRecord::Migration[7.2]
+  def change
+    create_table :lunchflow_items, id: :uuid do |t|
+      t.references :family, null: false, foreign_key: true, type: :uuid
+      t.string :name
+      t.string :institution_id
+      t.string :institution_name
+      t.string :institution_domain
+      t.string :institution_url
+      t.string :institution_color
+      t.string :status, default: "good"
+      t.boolean :scheduled_for_deletion, default: false
+      t.boolean :pending_account_setup, default: false
+      t.datetime :sync_start_date
+
+      t.index :status
+      t.jsonb :raw_payload
+      t.jsonb :raw_institution_payload
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20251029135300_create_lunchflow_accounts.rb

@@ -0,0 +1,21 @@
+class CreateLunchflowAccounts < ActiveRecord::Migration[7.2]
+  def change
+    create_table :lunchflow_accounts, id: :uuid do |t|
+      t.references :lunchflow_item, null: false, foreign_key: true, type: :uuid
+      t.string :name
+      t.string :account_id
+      t.string :currency
+      t.decimal :current_balance, precision: 19, scale: 4
+      t.string :account_status
+      t.string :provider
+
+      t.index :account_id
+      t.string :account_type
+      t.jsonb :institution_metadata
+      t.jsonb :raw_payload
+      t.jsonb :raw_transactions_payload
+
+      t.timestamps
+    end
+  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[7.2].define(version: 2025_10_28_174016) do
+ActiveRecord::Schema[7.2].define(version: 2025_10_29_204447) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pgcrypto"
   enable_extension "plpgsql"
@@ -465,6 +465,44 @@ ActiveRecord::Schema[7.2].define(version: 2025_10_28_174016) do
     t.string "subtype"
   end
 
+  create_table "lunchflow_accounts", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
+    t.uuid "lunchflow_item_id", null: false
+    t.string "name"
+    t.string "account_id"
+    t.string "currency"
+    t.decimal "current_balance", precision: 19, scale: 4
+    t.string "account_status"
+    t.string "provider"
+    t.string "account_type"
+    t.jsonb "institution_metadata"
+    t.jsonb "raw_payload"
+    t.jsonb "raw_transactions_payload"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["account_id"], name: "index_lunchflow_accounts_on_account_id"
+    t.index ["lunchflow_item_id"], name: "index_lunchflow_accounts_on_lunchflow_item_id"
+  end
+
+  create_table "lunchflow_items", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
+    t.uuid "family_id", null: false
+    t.string "name"
+    t.string "institution_id"
+    t.string "institution_name"
+    t.string "institution_domain"
+    t.string "institution_url"
+    t.string "institution_color"
+    t.string "status", default: "good"
+    t.boolean "scheduled_for_deletion", default: false
+    t.boolean "pending_account_setup", default: false
+    t.datetime "sync_start_date"
+    t.jsonb "raw_payload"
+    t.jsonb "raw_institution_payload"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["family_id"], name: "index_lunchflow_items_on_family_id"
+    t.index ["status"], name: "index_lunchflow_items_on_status"
+  end
+
   create_table "merchants", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
     t.string "name", null: false
     t.string "color"
@@ -960,6 +998,8 @@ ActiveRecord::Schema[7.2].define(version: 2025_10_28_174016) do
   add_foreign_key "invitations", "families"
   add_foreign_key "invitations", "users", column: "inviter_id"
   add_foreign_key "llm_usages", "families"
+  add_foreign_key "lunchflow_accounts", "lunchflow_items"
+  add_foreign_key "lunchflow_items", "families"
   add_foreign_key "merchants", "families"
   add_foreign_key "messages", "chats"
   add_foreign_key "mobile_devices", "users"