refactor: 统一构建产物输出目录

packaging/mysql/init/01-init-db.sql

@@ -0,0 +1,10 @@
+-- MySQL initialization for CapacityReport.
+-- This file runs only when the MySQL data directory is empty.
+
+CREATE DATABASE IF NOT EXISTS CapacityReport
+    CHARACTER SET utf8mb4
+    COLLATE utf8mb4_unicode_ci;
+
+USE CapacityReport;
+
+SELECT 'CapacityReport database initialized with utf8mb4 charset' AS status;