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docuseal/db/migrate/20250103000002_create_insti...

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# frozen_string_literal: true
# Migration 2: Create institutions table
# Part of Winston's 4-layer data isolation foundation
class CreateInstitutions < ActiveRecord::Migration[7.0]
def change
create_table :institutions do |t|
# Core relationships
t.references :account, null: false, foreign_key: true, index: { unique: true }
t.references :super_admin, null: false, foreign_key: { to_table: :users }
# Institution details
t.string :name, null: false
t.string :registration_number
t.text :address
t.string :contact_email
t.string :contact_phone
# Settings (JSONB for flexibility)
t.jsonb :settings, null: false, default: {}
# Timestamps
t.timestamps
end
# Unique constraints
add_index :institutions, [:account_id, :registration_number], unique: true, where: 'registration_number IS NOT NULL'
add_index :institutions, :super_admin_id
end
end