diff --git a/.gitea/workflows/android-release-signed.yml b/.gitea/workflows/android-release-signed.yml
index 5b1100f..a1b3af1 100644
--- a/.gitea/workflows/android-release-signed.yml
+++ b/.gitea/workflows/android-release-signed.yml
@@ -37,41 +37,20 @@ jobs:
         echo "org.gradle.jvmargs=-Xmx2g" >> gradle.properties
         cat gradle.properties
 
-    - name: Setup Signing Config
+    - name: Configure Signing in build.gradle
       run: |
-        echo '=== 创建签名配置 ==='
-        echo 'android {' > app/signing-config.gradle
-        echo '    signingConfigs {' >> app/signing-config.gradle
-        echo '        release {' >> app/signing-config.gradle
-        echo "            storeFile file('release.keystore')" >> app/signing-config.gradle
-        echo "            storePassword System.getenv('KEYSTORE_PASSWORD')" >> app/signing-config.gradle
-        echo "            keyAlias System.getenv('KEY_ALIAS')" >> app/signing-config.gradle
-        echo "            keyPassword System.getenv('KEY_PASSWORD')" >> app/signing-config.gradle
-        echo '            v1SigningEnabled true' >> app/signing-config.gradle
-        echo '            v2SigningEnabled true' >> app/signing-config.gradle
-        echo '        }' >> app/signing-config.gradle
-        echo '    }' >> app/signing-config.gradle
-        echo '    buildTypes {' >> app/signing-config.gradle
-        echo '        release {' >> app/signing-config.gradle
-        echo '            signingConfig signingConfigs.release' >> app/signing-config.gradle
-        echo '            minifyEnabled false' >> app/signing-config.gradle
-        echo '            shrinkResources false' >> app/signing-config.gradle
-        echo '        }' >> app/signing-config.gradle
-        echo '    }' >> app/signing-config.gradle
-        echo '}' >> app/signing-config.gradle
-        echo '✅ 签名配置已创建'
-        cat app/signing-config.gradle
-
-    - name: Apply Signing Config
-      run: |
-        echo '=== 应用签名配置到 build.gradle ==='
-        if ! grep -q 'signing-config.gradle' app/build.gradle; then
-            sed -i "1i apply from: 'signing-config.gradle'" app/build.gradle
-            echo '✅ 签名配置已应用'
-        else
-            echo '⚠️ 签名配置已存在'
-        fi
-        head -5 app/build.gradle
+        echo '=== 配置签名到 build.gradle ==='
+        
+        # 在 android {} 块内添加 signingConfigs 和修改 buildTypes
+        # 使用 sed 在 'buildTypes {' 之前插入 signingConfigs
+        sed -i '/^    buildTypes {/i\    signingConfigs {\n        release {\n            storeFile file("release.keystore")\n            storePassword System.getenv("KEYSTORE_PASSWORD")\n            keyAlias System.getenv("KEY_ALIAS")\n            keyPassword System.getenv("KEY_PASSWORD")\n            v1SigningEnabled true\n            v2SigningEnabled true\n        }\n    }' app/build.gradle
+        
+        # 修改 buildTypes 中的 release 块，添加 signingConfig
+        sed -i '/release {/,/}/ { /minifyEnabled/i\            signingConfig signingConfigs.release
+}' app/build.gradle
+        
+        echo '✅ 签名配置已添加'
+        cat app/build.gradle
 
     - name: Build Signed Release APK
       env: