refactor: 清理废弃业务模块并更新全栈配置

- 移除后端产品、目的地、活动专题等废弃模块的数据库表与业务代码，删除冗余API接口
- 删除小程序端详情页、线路组件等冗余代码，移除搜索工具与测试用例，调整导航逻辑
- 清理管理端废弃的类型定义、编辑器与测试代码
- 更新项目文档，修正模块维护说明与接口文档内容

WonderQ-Admin/alembic/versions/0013_remove_map_theme_modules.py

@@ -0,0 +1,27 @@
+"""Remove the retired map and theme site modules.
+
+Revision ID: 0013_remove_map_theme_modules
+Revises: 0012_remove_offer_modules
+Create Date: 2026-08-17
+"""
+
+from alembic import op
+from sqlalchemy import inspect
+
+
+revision = "0013_remove_map_theme_modules"
+down_revision = "0012_remove_offer_modules"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    existing_tables = set(inspect(op.get_bind()).get_table_names())
+    for table_name in ("MapImage", "ThemeCard"):
+        if table_name in existing_tables:
+            op.drop_table(table_name)
+
+
+def downgrade() -> None:
+    # The retired site modules have no downgrade path. Restore them from a backup if needed.
+    pass