fix: 统一APK文件扩展名为小写.apk

将构建产物及相关CI流程中的APK文件扩展名由大写.APK统一为小写.apk，提升平台兼容性并避免文件识别问题。

.github/workflows/build.yml

@@ -119,7 +119,7 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
           name: android-apk
-          path: android/app/build/outputs/apk/release/*.APK
+          path: android/app/build/outputs/apk/release/*.apk
 
   # 3. 构建 Electron 客户端
   build-electron:
@@ -206,7 +206,7 @@ jobs:
           find ./raw-assets/electron-* -type f \( -name "*.exe" -o -name "*.dmg" -o -name "*.AppImage" -o -name "*.zip" \) -exec cp {} ./final-release/ \;
 
           # 移动 Android APK
-          find ./raw-assets/android-apk -type f -name "*.APK" -exec cp {} ./final-release/ \; || true
+          find ./raw-assets/android-apk -type f -name "*.apk" -exec cp {} ./final-release/ \; || true
 
           # 检查结果
           echo "Final assets to upload:"
@@ -217,7 +217,7 @@ jobs:
         run: |
           VERSION=${{ steps.get_version.outputs.VERSION }}
           # 获取 release 中的现有 assets 并删除 APK 文件
-          gh release view "$VERSION" --json assets -q '.assets[].name' 2>/dev/null | grep -i '\.APK$' | while read asset; do
+          gh release view "$VERSION" --json assets -q '.assets[].name' 2>/dev/null | grep -i '\.apk$' | while read asset; do
             echo "Deleting existing asset: $asset"
             gh release delete-asset "$VERSION" "$asset" -y || true
           done

android/app/build.gradle

@@ -56,7 +56,7 @@ android {
             def abi = output.getFilter(com.android.build.OutputFile.ABI)
             if (abi != null) {
                 output.versionCodeOverride = abiVersionCode[abi] * 1000 + defaultConfig.versionCode
-                output.outputFileName = "OGame-Vue-Ts-${abi}.APK"
+                output.outputFileName = "OGame-Vue-Ts-${abi}.apk"
             }
         }
     }