diff --git a/app/src/main/java/com/example/lobchat/MainActivity.kt b/app/src/main/java/com/example/lobchat/MainActivity.kt
index 99521f9..a90ec9b 100644
--- a/app/src/main/java/com/example/lobchat/MainActivity.kt
+++ b/app/src/main/java/com/example/lobchat/MainActivity.kt
@@ -3,11 +3,12 @@ package com.example.lobchat
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
-import android.webkit.*
-import androidx.appcompat.app.AppCompatActivity
-import android.widget.Toast
-import android.widget.EditText
+import android.webkit.WebSettings
+import android.webkit.WebView
 import android.widget.Button
+import android.widget.EditText
+import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
 
 class MainActivity : AppCompatActivity() {
 
@@ -44,20 +45,6 @@ class MainActivity : AppCompatActivity() {
         webSettings.javaScriptEnabled = true
         webSettings.domStorageEnabled = true
 
-//        // 初始化文件选择器启动器
-//        fileChooserLauncher = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
-//            if (result.resultCode == Activity.RESULT_OK && result.data != null) {
-//                val resultUri = result.data?.data
-//                if (filePathCallback != null) {
-//                    filePathCallback?.onReceiveValue(resultUri?.let { arrayOf(it) })
-//                    filePathCallback = null
-//                }
-//            } else {
-//                filePathCallback?.onReceiveValue(null)
-//                filePathCallback = null
-//            }
-//        }
-
         // 点击按钮后加载用户输入的 URL
         loadUrlButton.setOnClickListener {
             val url = urlInput.text.toString().trim()
diff --git a/app/src/main/java/com/example/lobchat/WebViewActivity.kt b/app/src/main/java/com/example/lobchat/WebViewActivity.kt
index b69e5fe..e64dd06 100644
--- a/app/src/main/java/com/example/lobchat/WebViewActivity.kt
+++ b/app/src/main/java/com/example/lobchat/WebViewActivity.kt
@@ -59,7 +59,8 @@ class WebViewActivity : AppCompatActivity() {
             override fun shouldOverrideUrlLoading(view: WebView?, request: WebResourceRequest?): Boolean {
                 // 当 URL 变化时重置 isFinalUrlLoaded 标志
                 isFinalUrlLoaded = false
-                return false // 返回 false 表示允许 WebView 处理请求
+                // 返回 false 表示允许 WebView 处理请求
+                return false
             }
 
             override fun onPageFinished(view: WebView?, url: String?) {
@@ -75,7 +76,8 @@ class WebViewActivity : AppCompatActivity() {
                         """.trimIndent()
                     ) { result ->
                         if (result == "true") {
-                            isLobeChatVerified = true // 验证通过，不再继续验证
+                            // 验证通过，不再继续验证
+                            isLobeChatVerified = true
                             Toast.makeText(this@WebViewActivity, "LobeChat validation passed", Toast.LENGTH_SHORT).show()
                         } else {
                             Toast.makeText(this@WebViewActivity, "The webpage does not contain the required LobeChat text in the header.", Toast.LENGTH_LONG).show()
diff --git a/app/src/main/java/com/example/lobchat/ui/theme/Theme.kt b/app/src/main/java/com/example/lobchat/ui/theme/Theme.kt
index 9958057..9265313 100644
--- a/app/src/main/java/com/example/lobchat/ui/theme/Theme.kt
+++ b/app/src/main/java/com/example/lobchat/ui/theme/Theme.kt
@@ -1,6 +1,5 @@
 package com.example.lobchat.ui.theme
 
-import android.app.Activity
 import android.os.Build
 import androidx.compose.foundation.isSystemInDarkTheme
 import androidx.compose.material3.MaterialTheme
@@ -21,16 +20,6 @@ private val LightColorScheme = lightColorScheme(
     primary = Purple40,
     secondary = PurpleGrey40,
     tertiary = Pink40
-
-    /* Other default colors to override
-    background = Color(0xFFFFFBFE),
-    surface = Color(0xFFFFFBFE),
-    onPrimary = Color.White,
-    onSecondary = Color.White,
-    onTertiary = Color.White,
-    onBackground = Color(0xFF1C1B1F),
-    onSurface = Color(0xFF1C1B1F),
-    */
 )
 
 @Composable
diff --git a/app/src/main/java/com/example/lobchat/ui/theme/Type.kt b/app/src/main/java/com/example/lobchat/ui/theme/Type.kt
index 9397c0f..f95697f 100644
--- a/app/src/main/java/com/example/lobchat/ui/theme/Type.kt
+++ b/app/src/main/java/com/example/lobchat/ui/theme/Type.kt
@@ -15,20 +15,4 @@ val Typography = Typography(
         lineHeight = 24.sp,
         letterSpacing = 0.5.sp
     )
-    /* Other default text styles to override
-    titleLarge = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Normal,
-        fontSize = 22.sp,
-        lineHeight = 28.sp,
-        letterSpacing = 0.sp
-    ),
-    labelSmall = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Medium,
-        fontSize = 11.sp,
-        lineHeight = 16.sp,
-        letterSpacing = 0.5.sp
-    )
-    */
 )
\ No newline at end of file