slug 支持 %category% 变量

lib/notion/getPageProperties.js

@@ -205,7 +205,7 @@ function mapProperties(properties) {
 /**
  * 获取自定义URL
  * 可以根据变量生成URL
- * 支持：%year%/%month%/%day%/%slug%
+ * 支持：%category%/%year%/%month%/%day%/%slug%
  * @param {*} postProperties
  * @returns
  */
@@ -227,6 +227,8 @@ function generateCustomizeSlug(postProperties) {
       fullPrefix += String(formatPostCreatedDate.getUTCDate()).padStart(2, 0)
     } else if (pattern === '%slug%') {
       fullPrefix += postProperties.slug ?? postProperties.id
+    } else if (pattern === '%category%' && postProperties?.category) {
+      fullPrefix += postProperties.category
     } else if (!pattern.includes('%')) {
       fullPrefix += pattern
     } else {