diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 2345c53..7aaae9b 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -4,6 +4,14 @@ plugins {
 }
 
 android {
+    signingConfigs {
+        create("testkey") {
+            storeFile = file("testkey.jks")
+            storePassword = "testkey"
+            keyPassword = "testkey"
+            keyAlias = "testkey"
+        }
+    }
     namespace = "com.bintianqi.owndroid"
     compileSdk = 34
 
@@ -13,6 +21,8 @@ android {
         targetSdk = 34
         versionCode = 25
         versionName = "5.0"
+        multiDexEnabled = false
+        //signingConfig = signingConfigs.getByName("testkey")
     }
 
     buildTypes {
@@ -26,11 +36,11 @@ android {
         }
     }
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_1_8
-        targetCompatibility = JavaVersion.VERSION_1_8
+        sourceCompatibility = JavaVersion.VERSION_20
+        targetCompatibility = JavaVersion.VERSION_20
     }
     kotlinOptions {
-        jvmTarget = "1.8"
+        jvmTarget = "20"
     }
     buildFeatures {
         compose = true
@@ -55,7 +65,7 @@ dependencies {
     implementation("androidx.compose.ui:ui")
     implementation("androidx.compose.ui:ui-graphics")
     implementation("com.google.accompanist:accompanist-drawablepainter:0.35.0-alpha")
-    implementation("androidx.compose.material3:material3:1.2.0")
+    implementation("androidx.compose.material3:material3:1.2.1")
     implementation("androidx.navigation:navigation-compose:2.7.7")
     implementation("dev.rikka.shizuku:provider:13.1.5")
     implementation("dev.rikka.shizuku:api:13.1.5")
diff --git a/app/testkey.jks b/app/testkey.jks
new file mode 100644
index 0000000..d598d6a
Binary files /dev/null and b/app/testkey.jks differ
diff --git a/build.gradle.kts b/build.gradle.kts
index edfcfd3..075a54a 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,5 +1,5 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
-    id("com.android.application") version "8.3.2" apply false
+    id("com.android.application") version "8.4.0" apply false
     id("org.jetbrains.kotlin.android") version "1.9.0" apply false
 }
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index d8c9a8a..93fa1c1 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Fri Jan 12 20:22:20 CST 2024
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/signature/signApk-testkey.bat b/signature/signApk-testkey.bat
deleted file mode 100644
index 4ef8a78..0000000
--- a/signature/signApk-testkey.bat
+++ /dev/null
@@ -1,2 +0,0 @@
-apksigner sign --key testkey.pk8 --cert testkey.x509.pem ..\app\build\outputs\apk\release\app-release-unsigned.apk
-ren ..\app\build\outputs\apk\release\app-release-unsigned.apk ..\app\build\outputs\apk\release\app-testkey.apk
\ No newline at end of file
diff --git a/signature/signApk-testkey.sh b/signature/signApk-testkey.sh
deleted file mode 100644
index 933f18c..0000000
--- a/signature/signApk-testkey.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-apksigner sign --key testkey.pk8 --cert testkey.x509.pem ../app/build/outputs/apk/release/app-release-unsigned.apk
-mv ../app/build/outputs/apk/release/app-release-unsigned.apk ./app-release-testkey.apk
diff --git a/signature/testkey.pk8 b/signature/testkey.pk8
deleted file mode 100644
index 586c1bd..0000000
Binary files a/signature/testkey.pk8 and /dev/null differ
diff --git a/signature/testkey.x509.pem b/signature/testkey.x509.pem
deleted file mode 100644
index e242d83..0000000
--- a/signature/testkey.x509.pem
+++ /dev/null
@@ -1,27 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIEqDCCA5CgAwIBAgIJAJNurL4H8gHfMA0GCSqGSIb3DQEBBQUAMIGUMQswCQYD
-VQQGEwJVUzETMBEGA1UECBMKQ2FsaWZvcm5pYTEWMBQGA1UEBxMNTW91bnRhaW4g
-VmlldzEQMA4GA1UEChMHQW5kcm9pZDEQMA4GA1UECxMHQW5kcm9pZDEQMA4GA1UE
-AxMHQW5kcm9pZDEiMCAGCSqGSIb3DQEJARYTYW5kcm9pZEBhbmRyb2lkLmNvbTAe
-Fw0wODAyMjkwMTMzNDZaFw0zNTA3MTcwMTMzNDZaMIGUMQswCQYDVQQGEwJVUzET
-MBEGA1UECBMKQ2FsaWZvcm5pYTEWMBQGA1UEBxMNTW91bnRhaW4gVmlldzEQMA4G
-A1UEChMHQW5kcm9pZDEQMA4GA1UECxMHQW5kcm9pZDEQMA4GA1UEAxMHQW5kcm9p
-ZDEiMCAGCSqGSIb3DQEJARYTYW5kcm9pZEBhbmRyb2lkLmNvbTCCASAwDQYJKoZI
-hvcNAQEBBQADggENADCCAQgCggEBANaTGQTexgskse3HYuDZ2CU+Ps1s6x3i/waM
-qOi8qM1r03hupwqnbOYOuw+ZNVn/2T53qUPn6D1LZLjk/qLT5lbx4meoG7+yMLV4
-wgRDvkxyGLhG9SEVhvA4oU6Jwr44f46+z4/Kw9oe4zDJ6pPQp8PcSvNQIg1QCAcy
-4ICXF+5qBTNZ5qaU7Cyz8oSgpGbIepTYOzEJOmc3Li9kEsBubULxWBjf/gOBzAzU
-RNps3cO4JFgZSAGzJWQTT7/emMkod0jb9WdqVA2BVMi7yge54kdVMxHEa5r3b97s
-zI5p58ii0I54JiCUP5lyfTwE/nKZHZnfm644oLIXf6MdW2r+6R8CAQOjgfwwgfkw
-HQYDVR0OBBYEFEhZAFY9JyxGrhGGBaR0GawJyowRMIHJBgNVHSMEgcEwgb6AFEhZ
-AFY9JyxGrhGGBaR0GawJyowRoYGapIGXMIGUMQswCQYDVQQGEwJVUzETMBEGA1UE
-CBMKQ2FsaWZvcm5pYTEWMBQGA1UEBxMNTW91bnRhaW4gVmlldzEQMA4GA1UEChMH
-QW5kcm9pZDEQMA4GA1UECxMHQW5kcm9pZDEQMA4GA1UEAxMHQW5kcm9pZDEiMCAG
-CSqGSIb3DQEJARYTYW5kcm9pZEBhbmRyb2lkLmNvbYIJAJNurL4H8gHfMAwGA1Ud
-EwQFMAMBAf8wDQYJKoZIhvcNAQEFBQADggEBAHqvlozrUMRBBVEY0NqrrwFbinZa
-J6cVosK0TyIUFf/azgMJWr+kLfcHCHJsIGnlw27drgQAvilFLAhLwn62oX6snb4Y
-LCBOsVMR9FXYJLZW2+TcIkCRLXWG/oiVHQGo/rWuWkJgU134NDEFJCJGjDbiLCpe
-+ZTWHdcwauTJ9pUbo8EvHRkU3cYfGmLaLfgn9gP+pWA7LFQNvXwBnDa6sppCccEX
-31I828XzgXpJ4O+mDL1/dBd+ek8ZPUP0IgdyZm5MTYPhvVqGCHzzTy3sIeJFymwr
-sBbmg2OAUNLEMO6nwmocSdN2ClirfxqCzJOLSDE4QyS9BAH6EhY6UFcOaE0=
------END CERTIFICATE-----