fix(harmony): guide official HDC setup and recheck tool availability

source/index.json

@@ -2,7 +2,7 @@
   "schemaVersion": 1,
   "id": "trove-official",
   "name": "Trove 官方软件源",
-  "generatedAt": "2026-09-10T06:14:13.482Z",
+  "generatedAt": "2026-09-10T06:33:16.439Z",
   "curios": [
     {
       "id": "dev.trove.qa.host",
@@ -200,6 +200,21 @@
       "name": "Harmony Connector",
       "description": "连接鸿蒙设备，收发完整文件夹、管理应用，查看手机画面并通过键鼠操作。",
       "versions": [
+        {
+          "version": "0.3.1",
+          "engine": {
+            "trove": ">=0.1.0 <1.0.0"
+          },
+          "releasedAt": "2026-09-10T06:33:16.439Z",
+          "artifacts": [
+            {
+              "target": "aarch64-apple-darwin",
+              "url": "packages/dev.trove.harmony-connector/0.3.1/aarch64-apple-darwin.curio",
+              "sha256": "1509fe112cbbeae11c800ac4f637932813468f9adffc7ef1222e5233053a8d3c",
+              "size": 3032158
+            }
+          ]
+        },
         {
           "version": "0.3.0",
           "engine": {