IJPL-180572 Added combined frontend plugin manager controller

Introduced `FrontendDelegatingPluginManagerController` to unify local and remote plugin management, enabling a merged view of plugin sources. Updated related configurations and dependencies to seamlessly support this integration.

GitOrigin-RevId: e2ae710f89f405422ecd177fe65cc1d7e29659a5

platform/platform-impl/src/com/intellij/ide/plugins/newui/PluginUiModel.kt

@@ -40,9 +40,7 @@ interface PluginUiModel {
   val isPaid: Boolean
   val isEnabled: Boolean
 
-  val source: PluginSource
   val dependencies: List<PluginDependencyModel>
-
   var dependencyNames: Collection<String>?
 
   @get:NlsSafe
@@ -56,14 +54,16 @@ interface PluginUiModel {
 
   @get:NlsSafe
   val productCode: String?
+
   @get:NlsSafe
   val size: String?
-
   val releaseVersion: Int
 
   @get:NlsSafe
   val displayCategory: String?
 
+  var source: PluginSource
+
   @get:NlsSafe
   var forumUrl: String?
 
@@ -147,7 +147,7 @@ private fun PluginUiModel.getPluginDescriptor(): IdeaPluginDescriptor {
 
 @ApiStatus.Internal
 enum class PluginSource {
-  LOCAL, REMOTE
+  LOCAL, REMOTE, BOTH
 }
 
 /**

platform/platform-impl/src/com/intellij/ide/plugins/newui/PluginUiModelAdapter.kt

@@ -55,16 +55,15 @@ class PluginUiModelAdapter(
   override val isEnabled: Boolean
     get() = !PluginManagerCore.isDisabled(pluginDescriptor.pluginId)
 
-  override val source: PluginSource = PluginSource.LOCAL
   override val dependencies: List<PluginDependencyModel>
     get() = pluginDescriptor.dependencies.map { PluginDependencyModel(it.pluginId, it.isOptional) }
   override val vendor: String?
     get() = pluginDescriptor.vendor
   override val organization: String?
     get() = pluginDescriptor.organization
-
   override val changeNotes: String?
     get() = pluginDescriptor.changeNotes
+
   override val productCode: String?
     get() = pluginDescriptor.productCode
   override val size: String?
@@ -80,6 +79,7 @@ class PluginUiModelAdapter(
         pluginDescriptor.forumUrl = value
       }
     }
+  override var source: PluginSource = PluginSource.LOCAL
   override var licenseUrl: String?
     get() = if (pluginDescriptor is PluginNode) pluginDescriptor.licenseUrl else null
     set(value) {

platform/pluginManager/frontend/resources/intellij.platform.pluginManager.frontend.xml

@@ -4,7 +4,6 @@
     <module name="intellij.platform.pluginManager.shared"/>
   </dependencies>
   <extensions defaultExtensionNs="com.intellij">
-    <uiPluginManagerController implementation="com.intellij.platform.pluginManager.frontend.BackendUiPluginManagerController"
-                               order="first"/>
+    <uiPluginManagerController implementation="com.intellij.platform.pluginManager.frontend.BackendUiPluginManagerController"/>
   </extensions>
 </idea-plugin>