feat(database): add MySQL database support (#201)

scripts/init-mysql.sql

@@ -0,0 +1,33 @@
+-- MySQL Database Initialization Script for NewsNow
+-- Run this script to create the required database and tables
+
+-- Create database if not exists
+CREATE DATABASE IF NOT EXISTS newsnow CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+-- Use the database
+USE newsnow;
+
+-- Create cache table
+CREATE TABLE IF NOT EXISTS cache (
+  id VARCHAR(255) PRIMARY KEY,
+  updated BIGINT,
+  data TEXT
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- Create user table
+CREATE TABLE IF NOT EXISTS user (
+  id VARCHAR(255) PRIMARY KEY,
+  email VARCHAR(255),
+  data TEXT,
+  type VARCHAR(50),
+  created BIGINT,
+  updated BIGINT
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- Create index for user table
+CREATE INDEX IF NOT EXISTS idx_user_id ON user(id);
+
+-- Create MySQL user (optional - you can create this manually)
+-- CREATE USER IF NOT EXISTS 'newsnow'@'%' IDENTIFIED BY 'your_password';
+-- GRANT ALL PRIVILEGES ON newsnow.* TO 'newsnow'@'%';
+-- FLUSH PRIVILEGES;