Progress on little important things

removing .mov for now until we can figure out solution with videojs, added model to track username changes, got chat creation flow down, progress on bookmark collections, albums, filtering blocks/mutes from group, explore, collection timelines

db/migrate/20201222040559_create_account_username_changes.rb

@@ -0,0 +1,10 @@
+class CreateAccountUsernameChanges < ActiveRecord::Migration[5.2]
+  def change
+    create_table :account_username_changes do |t|
+      t.belongs_to :account, foreign_key: { on_delete: :cascade }, null: false
+      t.text :from_username, null: false, default: ''
+      t.text :to_username, null: false, default: ''
+      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.define(version: 2020_12_18_012018) do
+ActiveRecord::Schema.define(version: 2020_12_22_040559) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_stat_statements"
@@ -59,6 +59,15 @@ ActiveRecord::Schema.define(version: 2020_12_18_012018) do
     t.index ["tag_id"], name: "index_account_tag_stats_on_tag_id", unique: true
   end
 
+  create_table "account_username_changes", force: :cascade do |t|
+    t.bigint "account_id", null: false
+    t.text "from_username", default: "", null: false
+    t.text "to_username", default: "", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["account_id"], name: "index_account_username_changes_on_account_id"
+  end
+
   create_table "account_verification_requests", force: :cascade do |t|
     t.bigint "account_id"
     t.string "image_file_name"
@@ -873,6 +882,7 @@ ActiveRecord::Schema.define(version: 2020_12_18_012018) do
   add_foreign_key "account_moderation_notes", "accounts", column: "target_account_id"
   add_foreign_key "account_stats", "accounts", on_delete: :cascade
   add_foreign_key "account_tag_stats", "tags", on_delete: :cascade
+  add_foreign_key "account_username_changes", "accounts", on_delete: :cascade
   add_foreign_key "account_warnings", "accounts", column: "target_account_id", on_delete: :cascade
   add_foreign_key "account_warnings", "accounts", on_delete: :nullify
   add_foreign_key "accounts", "accounts", column: "moved_to_account_id", on_delete: :nullify