Add snowflake IDs

priv/repo/migrations/20250527054942_create_instance_settings.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateInstanceSettings do
   use Ecto.Migration
 
   def change do
-    create table(:instance_settings) do
+    create table(:instance_settings, primary_key: false) do
+      add :id, :integer, primary_key: true
       add :name, :string, default: "Nulla", null: false
       add :description, :text, default: "Freedom Social Network", null: false
       add :domain, :string, default: "localhost", null: false
@@ -16,6 +17,8 @@ defmodule Nulla.Repo.Migrations.CreateInstanceSettings do
       timestamps()
     end
 
+    execute "ALTER TABLE instance_settings ADD CONSTRAINT single_row CHECK (id = 1);"
+
     flush()
 
     execute(fn ->
@@ -31,11 +34,11 @@ defmodule Nulla.Repo.Migrations.CreateInstanceSettings do
 
       sql = """
       INSERT INTO instance_settings (
-        name, description, domain, registration,
+        id, name, description, domain, registration,
         max_characters, max_upload_size, api_offset,
         public_key, private_key, inserted_at, updated_at
       ) VALUES (
-        'Nulla', 'Freedom Social Network', '#{domain}', false,
+        1, 'Nulla', 'Freedom Social Network', '#{domain}', false,
         5000, 50, 100,
         #{esc.(public_key)}, #{esc.(private_key)},
         '#{now}', '#{now}'

priv/repo/migrations/20250530110822_create_users.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateUsers do
   use Ecto.Migration
 
   def change do
-    create table(:users) do
+    create table(:users, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :username, :string, null: false, unique: true
       add :email, :string
       add :password, :string

priv/repo/migrations/20250604083506_create_notes.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateNotes do
   use Ecto.Migration
 
   def change do
-    create table(:notes) do
+    create table(:notes, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :content, :text
       add :visibility, :string, default: "public"
       add :sensitive, :boolean, default: false

priv/repo/migrations/20250606100445_create_bookmarks.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateBookmarks do
   use Ecto.Migration
 
   def change do
-    create table(:bookmarks) do
+    create table(:bookmarks, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :url, :string
       add :user_id, references(:users, on_delete: :delete_all)
 

priv/repo/migrations/20250606103230_create_notifications.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateNotifications do
   use Ecto.Migration
 
   def change do
-    create table(:notifications) do
+    create table(:notifications, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :user_id, references(:users, on_delete: :delete_all), null: false
       add :actor_id, references(:users, on_delete: :nilify_all)
       add :type, :string, null: false

priv/repo/migrations/20250606103527_create_moderations_logs.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateModerationLogs do
   use Ecto.Migration
 
   def change do
-    create table(:moderation_logs) do
+    create table(:moderation_logs, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :moderator_id, references(:users, on_delete: :nilify_all), null: false
       add :target_type, :string, null: false
       add :target_id, :string, null: false

priv/repo/migrations/20250606103649_create_hashtags.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateHashtags do
   use Ecto.Migration
 
   def change do
-    create table(:hashtags) do
+    create table(:hashtags, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :tag, :string, null: false
       add :usage_count, :integer, default: 0, null: false
 

priv/repo/migrations/20250606103707_create_follows.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateFollows do
   use Ecto.Migration
 
   def change do
-    create table(:follows) do
+    create table(:follows, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :user_id, references(:users, on_delete: :delete_all), null: false
       add :target_id, references(:users, on_delete: :delete_all), null: false
 

priv/repo/migrations/20250606131715_create_sessions.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateSessions do
   use Ecto.Migration
 
   def change do
-    create table(:sessions) do
+    create table(:sessions, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :user_id, references(:users, on_delete: :delete_all), null: false
       add :token, :string, null: false
       add :user_agent, :string

priv/repo/migrations/20250606132108_create_media_attachments.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateMediaAttachments do
   use Ecto.Migration
 
   def change do
-    create table(:media_attachments) do
+    create table(:media_attachments, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :note_id, references(:notes, on_delete: :delete_all), null: false
       add :file, :string, null: false
       add :mime_type, :string

priv/repo/migrations/20250607124601_create_activities.exs

@@ -2,7 +2,8 @@ defmodule Nulla.Repo.Migrations.CreateActivities do
   use Ecto.Migration
 
   def change do
-    create table(:activities) do
+    create table(:activities, primary_key: false) do
+      add :id, :bigint, primary_key: true
       add :type, :string, null: false
       add :actor, :string, null: false
       add :object, :map, null: false