feat(halo): 添加图片上传功能并完善发布流程

- 实现图片上传服务，支持检测并上传本地图片到 Halo
- 优化发布流程，添加详细日志和错误处理
- 更新任务清单和检查列表以反映完成状态
- 添加 Halo 博客写作技能文档

obsidian-halo/src/main.ts

@@ -120,28 +120,40 @@ export default class HaloPlugin extends Plugin {
   }
 
   private async publishCommand() {
+    console.log("[HaloPlugin] 执行发布命令");
+    
     const { activeEditor } = this.app.workspace;
+    console.log(`[HaloPlugin] activeEditor: ${activeEditor ? '存在' : '不存在'}`);
 
     if (!activeEditor || !activeEditor.file) {
+      console.log("[HaloPlugin] 没有打开的编辑器，退出");
       return;
     }
 
+    console.log(`[HaloPlugin] 当前文件: ${activeEditor.file.path}`);
+
     const matterData = this.app.metadataCache.getFileCache(activeEditor.file)?.frontmatter;
+    console.log(`[HaloPlugin] frontmatter: ${JSON.stringify(matterData)}`);
 
     if (matterData?.halo?.site) {
+      console.log(`[HaloPlugin] 检测到已发布的文章，站点: ${matterData.halo.site}`);
       const site = this.settings.sites.find((site) => site.url === matterData.halo.site);
 
       if (!site) {
+        console.log("[HaloPlugin] 未找到匹配的站点配置");
         new Notice(i18next.t("command.publish.error_no_matched_site"));
         return;
       }
 
+      console.log(`[HaloPlugin] 找到站点: ${site.name}, URL: ${site.url}`);
       const service = new HaloService(this.app, this.settings, site);
       await service.publishPost();
       return;
     }
 
+    console.log("[HaloPlugin] 文章未发布过，需要选择站点");
     const site = await openSiteSelectionModal(this);
+    console.log(`[HaloPlugin] 选择站点: ${site.name}, URL: ${site.url}`);
     const service = new HaloService(this.app, this.settings, site);
     await service.publishPost();
   }