Change algorithm of follow recommendations (#28314)

Co-authored-by: Claire <claire.github-309c@sitedethib.com>

db/migrate/20231211234923_create_follow_recommendation_mutes.rb

@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+class CreateFollowRecommendationMutes < ActiveRecord::Migration[7.1]
+  def change
+    create_table :follow_recommendation_mutes do |t|
+      t.references :account, null: false, foreign_key: { on_delete: :cascade }, index: false
+      t.references :target_account, null: false, foreign_key: { to_table: 'accounts', on_delete: :cascade }
+
+      t.timestamps
+    end
+
+    add_index :follow_recommendation_mutes, [:account_id, :target_account_id], unique: true
+  end
+end

db/migrate/20231212073317_add_languages_index_to_account_summaries.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+class AddLanguagesIndexToAccountSummaries < ActiveRecord::Migration[7.1]
+  disable_ddl_transaction!
+
+  def change
+    add_index :account_summaries, [:account_id, :language, :sensitive], algorithm: :concurrently
+  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[7.0].define(version: 2023_10_06_183200) do
+ActiveRecord::Schema[7.1].define(version: 2023_12_12_073317) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -474,6 +474,15 @@ ActiveRecord::Schema[7.0].define(version: 2023_10_06_183200) do
     t.index ["tag_id"], name: "index_featured_tags_on_tag_id"
   end
 
+  create_table "follow_recommendation_mutes", force: :cascade do |t|
+    t.bigint "account_id", null: false
+    t.bigint "target_account_id", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["account_id", "target_account_id"], name: "idx_on_account_id_target_account_id_a8c8ddf44e", unique: true
+    t.index ["target_account_id"], name: "index_follow_recommendation_mutes_on_target_account_id"
+  end
+
   create_table "follow_recommendation_suppressions", force: :cascade do |t|
     t.bigint "account_id", null: false
     t.datetime "created_at", null: false
@@ -1209,6 +1218,8 @@ ActiveRecord::Schema[7.0].define(version: 2023_10_06_183200) do
   add_foreign_key "favourites", "statuses", name: "fk_b0e856845e", on_delete: :cascade
   add_foreign_key "featured_tags", "accounts", on_delete: :cascade
   add_foreign_key "featured_tags", "tags", on_delete: :cascade
+  add_foreign_key "follow_recommendation_mutes", "accounts", column: "target_account_id", on_delete: :cascade
+  add_foreign_key "follow_recommendation_mutes", "accounts", on_delete: :cascade
   add_foreign_key "follow_recommendation_suppressions", "accounts", on_delete: :cascade
   add_foreign_key "follow_requests", "accounts", column: "target_account_id", name: "fk_9291ec025d", on_delete: :cascade
   add_foreign_key "follow_requests", "accounts", name: "fk_76d644b0e7", on_delete: :cascade
@@ -1341,6 +1352,7 @@ ActiveRecord::Schema[7.0].define(version: 2023_10_06_183200) do
     WHERE ((accounts.suspended_at IS NULL) AND (accounts.silenced_at IS NULL) AND (accounts.moved_to_account_id IS NULL) AND (accounts.discoverable = true) AND (accounts.locked = false))
     GROUP BY accounts.id;
   SQL
+  add_index "account_summaries", ["account_id", "language", "sensitive"], name: "idx_on_account_id_language_sensitive_250461e1eb"
   add_index "account_summaries", ["account_id"], name: "index_account_summaries_on_account_id", unique: true
 
   create_view "global_follow_recommendations", materialized: true, sql_definition: <<-SQL