refactor: Optimize the processing logic of theme files and add a default method for theme directories

Author: hongyu9

jetbrains_plugin/src/main/kotlin/com/sina/weibo/agent/core/RPCManager.kt

@@ -54,27 +54,28 @@ class RPCManager(
                 // Send empty configuration model
                 logger.info("Sending configuration information to extension process")
                 val themeName =
-                    if (ThemeManager.getInstance().isDarkThemeForce()) "Default Dark Modern" else "Default Light Modern"
+                    if (ThemeManager.getInstance().isDarkThemeForce()) "Visual Studio 2017 Dark - C++" else "Visual Studio 2017 Light - C++"
 
-                // Create empty configuration model
-                val emptyMap = mapOf(
-                    "contents" to emptyMap<String, Any>(),
-                    "keys" to emptyList<String>(),
-                    "overrides" to emptyList<String>()
-                )
                 // Get proxy configuration
                 val httpProxyConfig = ProxyConfigUtil.getHttpProxyConfigForInitialization()
-                
+
                 // Build configuration contents
                 val contentsBuilder = mutableMapOf<String, Any>(
-                    "workbench" to mapOf("colorTheme" to themeName)
+                    "workbench.colorTheme" to themeName
                 )
-                
+
                 // Add proxy configuration if available
                 httpProxyConfig?.let {
                     contentsBuilder["http"] = it
                     logger.info("Using proxy configuration for initialization: $it")
                 }
+
+                // Create empty configuration model
+                val emptyMap = mapOf(
+                    "contents" to emptyMap<String, Any>(),
+                    "keys" to emptyList<String>(),
+                    "overrides" to emptyList<String>()
+                )
 
                 val emptyConfigModel = mapOf(
                     "defaults" to mapOf(

jetbrains_plugin/src/main/kotlin/com/sina/weibo/agent/theme/ThemeManager.kt

@@ -15,6 +15,7 @@ import com.intellij.openapi.application.ApplicationManager
 import com.intellij.openapi.diagnostic.Logger
 import com.intellij.openapi.util.Disposer
 import com.intellij.util.messages.MessageBusConnection
+import com.sina.weibo.agent.core.ServiceProxyRegistry
 import java.io.File
 import java.io.IOException
 import java.io.InputStream
@@ -64,7 +65,7 @@ class ThemeManager : Disposable {
 
     // JSON serialization
     private val gson = Gson()
-    
+
     /**
      * Initialize theme manager
      * @param resourceRoot Theme resource root directory