refactor: default csv-parse params

csv-loader.md

@@ -38,6 +38,9 @@ module.exports = {
             delimiter: ',',
             quote: '"',
             escape: '\\',
+            bom: true,        // 处理 BOM (默认 true)
+            comment: '#',     // 忽略 # 开头的注释行 (默认 '#')
+            trim: true,       // 修剪表头和值的前后空格 (默认 true)
           },
         },
       },
@@ -64,6 +67,9 @@ import data from './data.schema.csv';
 | `delimiter` | string | `,` | Column delimiter |
 | `quote` | string | `"` | Quote character |
 | `escape` | string | `\` | Escape character |
+| `bom` | boolean | `true` | Handle byte order mark |
+| `comment` | string \| `false` | `#` | Comment character (set `false` to disable) |
+| `trim` | boolean | `true` | Trim headers and values |
 
 ## Schema Syntax