feat: picture in picture

- 移除了 MainScreen 中的全屏方向处理及相关状态管理
- 引入 AppRuntime 用于管理跨 Activity 的共享实例
- 创建 StreamScreen 用于画中画模式
- 实现 VideoOutputTarget 和 VideoOutputTargetState 以管理视频输出状态

app/build.gradle.kts

@@ -20,8 +20,8 @@ android {
         applicationId = "io.github.miuzarte.scrcpyforandroid"
         minSdk = 26
         targetSdk = 36
-        versionCode = 6
-        versionName = "0.1.0"
+        versionCode = 7
+        versionName = "0.1.1"
 
         externalNativeBuild {
             cmake {
@@ -57,8 +57,8 @@ android {
         }
     }
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_11
-        targetCompatibility = JavaVersion.VERSION_11
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
     }
     buildFeatures {
         compose = true
@@ -80,6 +80,7 @@ dependencies {
     implementation(libs.androidx.core.ktx)
     implementation(libs.androidx.lifecycle.runtime.ktx)
     implementation(libs.androidx.activity.compose)
+    implementation(libs.androidx.core.pip)
     implementation(platform(libs.androidx.compose.bom))
     implementation(libs.androidx.compose.ui)
     implementation(libs.androidx.compose.ui.tooling.preview)