feat(cli): 游客云端任务创建后显式 start，完成后经 down 取结果

对齐 deckops node-cli：无凭证时调用 tasks.start；升级 @deckops/sdk 至 0.7.3。

Author: zhaoxiongfei

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@deckflow/deckhtml",
-  "version": "0.3.2",
+  "version": "0.4.0",
   "description": "Convert HTML to PPTX or PNG presentations",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -42,7 +42,7 @@
   "homepage": "https://github.com/deckflow/deckhtml#readme",
   "license": "MIT",
   "dependencies": {
-    "@deckops/sdk": "^0.7.2",
+    "@deckops/sdk": "^0.7.3",
     "chrome-launcher": "^1.2.1",
     "commander": "^11.1.0",
     "jszip": "^3.10.1",

pnpm-lock.yaml

@@ -0,0 +1,2 @@
+minimumReleaseAgeExclude:
+  - '@deckops/sdk@0.7.3'

pnpm-workspace.yaml

@@ -246,6 +246,15 @@ async function runCloudConvert(
       : await deck.convertHtmlToPptx(taskInput);
 
   logProgress(ctx.quiet, `Task created: ${task.id}`);
+
+  // Guest mode (no token/api-key): the backend parks the task in pending and
+  // waits for an explicit start. If create triggered 401 → login → retry,
+  // credentials are now set and authenticated tasks auto-start.
+  if (!ctx.hasCredentials()) {
+    logProgress(ctx.quiet, 'Starting guest task...');
+    await deck.tasks.start(task.id);
+  }
+
   logProgress(ctx.quiet, 'Converting...');
 
   const completed = await deck.tasks.wait(task.id, {

src/cli/commands/convert.ts

@@ -13,6 +13,7 @@ export interface DeckClient {
   convertHtmlToPptx(params: Record<string, unknown>): Promise<DeckTask>;
   convertHtmlToPng(params: Record<string, unknown>): Promise<DeckTask>;
   tasks: {
+    start(taskId: string): Promise<DeckTask>;
     wait(
       taskId: string,
       options?: {