handle add/remove homies in backend

db/migrate/20200911162613_add_default_chip_to_homies.rb

@@ -0,0 +1,5 @@
+class AddDefaultChipToHomies < ActiveRecord::Migration[5.2]
+  def change
+    add_reference :homies, :chip
+  end
+end

db/migrate/20200911171657_change_default_value_for_importance_in_homies.rb

@@ -0,0 +1,5 @@
+class ChangeDefaultValueForImportanceInHomies < ActiveRecord::Migration[5.2]
+  def change
+    change_column_default :homies, :importance, 100
+  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.define(version: 2020_08_27_142428) do
+ActiveRecord::Schema.define(version: 2020_09_11_171657) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -37,10 +37,12 @@ ActiveRecord::Schema.define(version: 2020_08_27_142428) do
 
   create_table "homies", force: :cascade do |t|
     t.text "name", null: false
-    t.integer "importance", default: 5, null: false
+    t.integer "importance", default: 100, null: false
     t.text "about"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.bigint "chip_id"
+    t.index ["chip_id"], name: "index_homies_on_chip_id"
   end
 
   create_table "money_moves", force: :cascade do |t|