feat: 引入 sketch4 显示 GIF 动画，新增 AnimatedGif 组件

- 添加 sketch4 依赖（compose / animated-gif / compose-resources）
- 升级 tyme4kt 1.4.4 → 1.4.5
- 新增 puppy_1.gif 资源与 AnimatedGif 通用组件

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

gradle/libs.versions.toml

@@ -14,7 +14,8 @@ junit = "4.13.2"
 kotlin = "2.3.21"
 material3 = "1.10.0-alpha05"
 kotlinx-datetime = "0.8.0"
-tyme4kt = "1.4.4"
+tyme4kt = "1.4.5"
+sketch = "4.4.0"
 
 [libraries]
 kotlin-test = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotlin" }
@@ -30,6 +31,9 @@ compose-uiToolingPreview = { module = "org.jetbrains.compose.ui:ui-tooling-previ
 kotlinx-datetime = { module = "org.jetbrains.kotlinx:kotlinx-datetime", version.ref = "kotlinx-datetime" }
 kotlinx-coroutines-test = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-test", version = "1.11.0" }
 tyme4kt = { module = "cn.6tail:tyme4kt", version.ref = "tyme4kt" }
+sketch-compose = { module = "io.github.panpf.sketch4:sketch-compose", version.ref = "sketch" }
+sketch-animated-gif = { module = "io.github.panpf.sketch4:sketch-animated-gif", version.ref = "sketch" }
+sketch-compose-resources = { module = "io.github.panpf.sketch4:sketch-compose-resources", version.ref = "sketch" }
 
 [plugins]
 androidApplication = { id = "com.android.application", version.ref = "agp" }

shared/build.gradle.kts

@@ -46,6 +46,9 @@ kotlin {
             implementation(libs.androidx.lifecycle.runtimeCompose)
             implementation(libs.kotlinx.datetime)
             implementation(libs.tyme4kt)
+            implementation(libs.sketch.compose)
+            implementation(libs.sketch.animated.gif)
+            implementation(libs.sketch.compose.resources)
         }
         commonTest.dependencies {
             implementation(libs.kotlin.test)

shared/src/commonMain/kotlin/plus/rua/project/ui/AnimatedGif.kt

@@ -0,0 +1,25 @@
+package plus.rua.project.ui
+
+import androidx.compose.foundation.layout.size
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import com.github.panpf.sketch.AsyncImage
+
+/**
+ * 显示动画 GIF 图片。
+ *
+ * @param modifier 应用于图片的 Modifier
+ * @param contentDescription 无障碍描述
+ */
+@Composable
+fun AnimatedGif(
+    modifier: Modifier = Modifier,
+    contentDescription: String? = null,
+) {
+    AsyncImage(
+        uri = "compose.resource://files/puppy_1.gif",
+        contentDescription = contentDescription,
+        modifier = modifier,
+    )
+}