From 8768e95178b79aeb46b39f04f396be294f5ad7b6 Mon Sep 17 00:00:00 2001
From: sky121113 <sky121113@gmail.com>
Date: Fri, 29 May 2026 17:20:41 +0800
Subject: [PATCH] =?UTF-8?q?[FEAT]=20=E5=84=AA=E5=8C=96=20OTA=20=E9=9D=9C?=
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1. 於 OtaManager.java 中執行 pm install 時新增 -d 參數，允許降級 (downgrade) 安裝，以因應測試與緊急回滾情境。
2. 遞增 app/build.gradle 中的修補版號 verPatch 至 38。
---
 app/build.gradle                                              | 2 +-
 .../main/java/com/unibuy/smartdevice/tools/OtaManager.java    | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/app/build.gradle b/app/build.gradle
index 35eef07..c0a409a 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -9,7 +9,7 @@ plugins {
 // 避免不同尺寸機台間版本號產生衝突。
 // =========================================================================
 def verMinor = 1
-def verPatch = 37
+def verPatch = 38
 
 
 android {
diff --git a/app/src/main/java/com/unibuy/smartdevice/tools/OtaManager.java b/app/src/main/java/com/unibuy/smartdevice/tools/OtaManager.java
index a6c19d2..f40d825 100644
--- a/app/src/main/java/com/unibuy/smartdevice/tools/OtaManager.java
+++ b/app/src/main/java/com/unibuy/smartdevice/tools/OtaManager.java
@@ -108,10 +108,10 @@ public class OtaManager {
         Process process = null;
         DataOutputStream os = null;
         try {
-            logs.info("Executing silent install command via su: pm install -r " + apkPath);
+            logs.info("Executing silent install command via su: pm install -r -d " + apkPath);
             process = Runtime.getRuntime().exec("su");
             os = new DataOutputStream(process.getOutputStream());
-            os.writeBytes("pm install -r " + apkPath + "\n");
+            os.writeBytes("pm install -r -d " + apkPath + "\n");
             os.writeBytes("exit\n");
             os.flush();