feat(secrets-mcp): /entries 按 tags 筛选，发版 0.5.27

- Web：tags 查询参数、folder 计数 SQL、分页与 tab 保留 tags；模板与 i18n
- README / AGENTS / CHANGELOG；plans/web-tags-filter 等计划文档

crates/secrets-mcp/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "secrets-mcp"
-version = "0.5.26"
+version = "0.5.27"
 edition.workspace = true
 
 [[bin]]