fix(login): 每次登录自动清除 WebView 登录态

登录前自动清 Cookie/WebStorage，避免上一个号码的登录态串到新账号。账号凭据本身已按账号 ID 独立保存。

app/build.gradle.kts

@@ -16,8 +16,8 @@ android {
         applicationId = "com.rainy.token"
         minSdk = 31
         targetSdk = 35
-        versionCode = 29
-        versionName = "1.7.9"
+        versionCode = 30
+        versionName = "1.7.10"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {

app/src/main/java/com/rainy/token/ui/webview/WebViewLoginViewModel.kt

@@ -82,6 +82,11 @@ class WebViewLoginViewModel @Inject constructor(
             )
         }
 
+        // 每次进入登录页强制清掉 WebView 全局登录态，避免沿用上一个账号的 Cookie
+        if (service == ServiceType.TRAE || service == ServiceType.WORKBUDDY) {
+            clearWebViewSession()
+        }
+
         when (service) {
             ServiceType.TRAE -> bindTrae()
             ServiceType.WORKBUDDY -> bindWorkBuddy()