Run SQLx migrations on startup

migrations/20240101000001_create_user_settings.sql

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+-- Create user_settings table
+CREATE TABLE IF NOT EXISTS user_settings (
+    id SERIAL PRIMARY KEY,
+    user_id BIGINT NOT NULL UNIQUE,
+    last_name VARCHAR(64) NOT NULL,
+    first_name VARCHAR(64) NOT NULL,
+    username VARCHAR(32) NOT NULL,
+    source VARCHAR(32) NOT NULL
+);
+
+-- Create unique index on user_id (if not exists from UNIQUE constraint)
+CREATE UNIQUE INDEX IF NOT EXISTS user_settings_user_id_key ON user_settings(user_id);

migrations/20240101000002_create_languages.sql

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+-- Create languages table
+CREATE TABLE IF NOT EXISTS languages (
+    id SERIAL PRIMARY KEY,
+    label VARCHAR(16) NOT NULL,
+    code VARCHAR(4) NOT NULL UNIQUE
+);
+
+-- Create unique index on code (if not exists from UNIQUE constraint)
+CREATE UNIQUE INDEX IF NOT EXISTS languages_code_key ON languages(code);

migrations/20240101000003_create_user_activity.sql

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+-- Create user_activity table
+CREATE TABLE IF NOT EXISTS user_activity (
+    id SERIAL PRIMARY KEY,
+    "user" INTEGER NOT NULL UNIQUE,
+    updated TIMESTAMP WITHOUT TIME ZONE NOT NULL
+);
+
+-- Create unique index on user (if not exists from UNIQUE constraint)
+CREATE UNIQUE INDEX IF NOT EXISTS user_activity_user_key ON user_activity("user");
+
+-- Add foreign key constraint if it doesn't exist
+DO $$
+BEGIN
+    IF NOT EXISTS (
+        SELECT 1 FROM pg_constraint
+        WHERE conname = 'fk_user_activity_user_settings_id_user'
+    ) THEN
+        ALTER TABLE user_activity
+        ADD CONSTRAINT fk_user_activity_user_settings_id_user
+        FOREIGN KEY ("user") REFERENCES user_settings(id);
+    END IF;
+END $$;

migrations/20240101000004_create_users_languages.sql

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+-- Create users_languages table
+CREATE TABLE IF NOT EXISTS users_languages (
+    id SERIAL PRIMARY KEY,
+    language INTEGER NOT NULL,
+    "user" INTEGER NOT NULL
+);
+
+-- Add foreign key constraints if they don't exist
+DO $$
+BEGIN
+    IF NOT EXISTS (
+        SELECT 1 FROM pg_constraint
+        WHERE conname = 'fk_users_languages_languages_language_id'
+    ) THEN
+        ALTER TABLE users_languages
+        ADD CONSTRAINT fk_users_languages_languages_language_id
+        FOREIGN KEY (language) REFERENCES languages(id)
+        ON UPDATE CASCADE ON DELETE CASCADE;
+    END IF;
+END $$;
+
+DO $$
+BEGIN
+    IF NOT EXISTS (
+        SELECT 1 FROM pg_constraint
+        WHERE conname = 'fk_users_languages_user_settings_user_id'
+    ) THEN
+        ALTER TABLE users_languages
+        ADD CONSTRAINT fk_users_languages_user_settings_user_id
+        FOREIGN KEY ("user") REFERENCES user_settings(id)
+        ON UPDATE CASCADE ON DELETE CASCADE;
+    END IF;
+END $$;

migrations/20240101000005_create_chat_donate_notifications.sql

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+-- Create chat_donate_notifications table
+CREATE TABLE IF NOT EXISTS chat_donate_notifications (
+    id BIGSERIAL PRIMARY KEY,
+    chat_id BIGINT NOT NULL UNIQUE,
+    sended TIMESTAMP WITHOUT TIME ZONE NOT NULL
+);
+
+-- Create unique index on chat_id (if not exists from UNIQUE constraint)
+CREATE UNIQUE INDEX IF NOT EXISTS chat_donate_notifications_chat_id_key ON chat_donate_notifications(chat_id);