回退图片部分正则表达式, 保留activefile修改

src/main.ts

@@ -342,6 +342,12 @@ export default class DiscourseSyncPlugin extends Plugin {
 			}
 			
 			await this.app.vault.modify(activeFile, newContent);
+			// 更新 activeFile 对象，确保它反映最新状态
+			this.activeFile = {
+				name: activeFile.basename,
+				content: newContent,
+				postId: postId
+			};
 		} catch (error) {
 			return {
 				message: "Error",
@@ -517,8 +523,7 @@ export default class DiscourseSyncPlugin extends Plugin {
 	}
 
 	private async openCategoryModal() {
-		// 确保activeFile已设置
-		if (!this.activeFile) {
+		// 每次都重新获取 activeFile 的最新内容，不使用缓存
 		const activeFile = this.app.workspace.getActiveFile();
 		if (!activeFile) {
 			new NotifyUser(this.app, t('NO_ACTIVE_FILE')).open();
@@ -532,7 +537,6 @@ export default class DiscourseSyncPlugin extends Plugin {
 			content: content,
 			postId: fm?.discourse_post_id
 		};
-		}
 		
 		const [categories, tags] = await Promise.all([
 			this.fetchCategories(),