refactor: 移除运行时数据库初始化与分区维护

- 删除了服务启动阶段的数据库初始化逻辑，包括创建数据库、表和分区的相关代码。
- 移除了定时分区维护任务，确保服务职责更清晰。
- 更新了数据库分区策略，明确分区由外部脚本管理，服务不再自动创建缺失分区。
- 修改了相关文档，确保数据库结构与分区维护的责任转移到 `SQL_Script/` 目录下的外部脚本。
- 更新了需求和场景，确保符合新的设计规范。

bls-onoffline-backend/scripts/init_db.sql

@@ -1,23 +0,0 @@
-CREATE SCHEMA IF NOT EXISTS onoffline;
-
-CREATE TABLE IF NOT EXISTS onoffline.onoffline_record (
-    guid VARCHAR(32) NOT NULL,
-    ts_ms BIGINT NOT NULL,
-    write_ts_ms BIGINT NOT NULL,
-    hotel_id SMALLINT NOT NULL,
-    mac VARCHAR(21) NOT NULL,
-    device_id VARCHAR(64) NOT NULL,
-    room_id VARCHAR(64) NOT NULL,
-    ip VARCHAR(21),
-    current_status VARCHAR(255),
-    launcher_version VARCHAR(255),
-    reboot_reason VARCHAR(255),
-    PRIMARY KEY (ts_ms, mac, device_id, room_id)
-) PARTITION BY RANGE (ts_ms);
-
-CREATE INDEX IF NOT EXISTS idx_onoffline_ts_ms ON onoffline.onoffline_record (ts_ms);
-CREATE INDEX IF NOT EXISTS idx_onoffline_hotel_id ON onoffline.onoffline_record (hotel_id);
-CREATE INDEX IF NOT EXISTS idx_onoffline_mac ON onoffline.onoffline_record (mac);
-CREATE INDEX IF NOT EXISTS idx_onoffline_device_id ON onoffline.onoffline_record (device_id);
-CREATE INDEX IF NOT EXISTS idx_onoffline_room_id ON onoffline.onoffline_record (room_id);
-CREATE INDEX IF NOT EXISTS idx_onoffline_current_status ON onoffline.onoffline_record (current_status);

bls-onoffline-backend/scripts/verify_partitions.js

@@ -1,61 +0,0 @@
-import pg from 'pg';
-import { config } from '../src/config/config.js';
-
-const { Pool } = pg;
-
-const verify = async () => {
-  const pool = new Pool({
-    host: config.db.host,
-    port: config.db.port,
-    user: config.db.user,
-    password: config.db.password,
-    database: config.db.database,
-    ssl: config.db.ssl,
-  });
-
-  try {
-    console.log('Verifying partitions for table onoffline_record...');
-    const client = await pool.connect();
-    
-    // Check parent table
-    const parentRes = await client.query(`
-      SELECT to_regclass('onoffline.onoffline_record') as oid;
-    `);
-    if (!parentRes.rows[0].oid) {
-      console.error('Parent table onoffline.onoffline_record DOES NOT EXIST.');
-      return;
-    }
-    console.log('Parent table onoffline.onoffline_record exists.');
-
-    // Check partitions
-    const res = await client.query(`
-      SELECT
-        child.relname AS partition_name
-      FROM pg_inherits
-      JOIN pg_class parent ON pg_inherits.inhparent = parent.oid
-      JOIN pg_class child ON pg_inherits.inhrelid = child.oid
-      JOIN pg_namespace ns ON parent.relnamespace = ns.oid
-      WHERE parent.relname = 'onoffline_record' AND ns.nspname = 'onoffline'
-      ORDER BY child.relname;
-    `);
-
-    console.log(`Found ${res.rowCount} partitions.`);
-    res.rows.forEach(row => {
-      console.log(`- ${row.partition_name}`);
-    });
-
-    if (res.rowCount >= 30) {
-      console.log('SUCCESS: At least 30 partitions exist.');
-    } else {
-      console.warn(`WARNING: Expected 30+ partitions, found ${res.rowCount}.`);
-    }
-    
-    client.release();
-  } catch (err) {
-    console.error('Verification failed:', err);
-  } finally {
-    await pool.end();
-  }
-};
-
-verify();