storePassword=<your-store-password>
        keyPassword=<your-key-password>
        keyAlias=<your-key-alias>
        storeFile=<path-to-your-keystore>

def keystoreProperties = new Properties()
        def keystorePropertiesFile = rootProject.file("key.properties")
        keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
        android {
            ...
            signingConfigs {
                release {
                    keyAlias keystoreProperties['keyAlias']
                    keyPassword keystoreProperties['keyPassword']
                    storeFile file(keystoreProperties['storeFile'])
                    storePassword keystoreProperties['storePassword']
                }
            }
            buildTypes {
                release {
                    signingConfig signingConfigs.release
                }
            }
        }

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <string name="app_name">FF社交</string>
</resources>

PS G:\code\fluttertest\freefirend> flutter build apk --release
Downloading android-arm-profile/windows-x64 tools...             2,717ms
Downloading android-arm-release/windows-x64 tools...             1,261ms
Downloading android-arm64-profile/windows-x64 tools...           1,577ms
Downloading android-arm64-release/windows-x64 tools...           1,127ms
Downloading android-x64-profile/windows-x64 tools...             1,098ms
Downloading android-x64-release/windows-x64 tools...               846ms
[!] No Android SDK found. Try setting the ANDROID_HOME environment variable.
PS G:\code\fluttertest\freefirend>

[!] Android toolchain - develop for Android devices (Android SDK version 35.0.1)
    ! Some Android licenses not accepted. To resolve this, run: flutter doctor --android-licenses
[X] Chrome - develop for the web (Cannot find Chrome executable at .\Google\Chrome\Application\chrome.exe)
    ! Cannot find Chrome. Try setting CHROME_EXECUTABLE to a Chrome executable.

Warning: SDK processing. This version only understands SDK XML versions up to 3 but an SDK XML file of version 4 was encountered. This can happen if you use versions of Android Studio and the command-line tools that were released at different times.
Checking the license for package Android SDK Build-Tools 33.0.1 in D:\soft\Android\sdk\licenses
License for package Android SDK Build-Tools 33.0.1 accepted.
Preparing "Install Android SDK Build-Tools 33.0.1 v.33.0.1".
"Install Android SDK Build-Tools 33.0.1 v.33.0.1" ready.
Installing Android SDK Build-Tools 33.0.1 in D:\soft\Android\sdk\build-tools\33.0.1
"Install Android SDK Build-Tools 33.0.1 v.33.0.1" complete.
"Install Android SDK Build-Tools 33.0.1 v.33.0.1" finished.
Font asset "MaterialIcons-Regular.otf" was tree-shaken, reducing it from 1645184 to 1480 bytes (99.9% reduction). Tree-shaking can be disabled by providing the --no-tree-shake-icons flag when building your app.
Incorrect package="com.youyacao.freefirend" found in source AndroidManifest.xml: G:\code\fluttertest\freefirend\android\app\src\main\AndroidManifest.xml.
Setting the namespace via the package attribute in the source AndroidManifest.xml is no longer supported.
Recommendation: remove package="com.youyacao.freefirend" from the source AndroidManifest.xml: G:\code\fluttertest\freefirend\android\app\src\main\AndroidManifest.xml.
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:processReleaseMainManifest'.
> Incorrect package="com.youyacao.freefirend" found in source AndroidManifest.xml: G:\code\fluttertest\freefirend\android\app\src\main\AndroidManifest.xml.
  Setting the namespace via the package attribute in the source AndroidManifest.xml is no longer supported.
  Recommendation: remove package="com.youyacao.freefirend" from the source AndroidManifest.xml: G:\code\fluttertest\freefirend\android\app\src\main\AndroidManifest.xml.
* Try:
> Run with --stacktrace option to get the stack trace.
> Run with --info or --debug option to get more log output.
> Run with --scan to get full insights.
> Get more help at https://help.gradle.org.
BUILD FAILED in 3m 43s
Running Gradle task 'assembleRelease'...                          224.5s
Gradle task assembleRelease failed with exit code 1