feat(kotlin): add KotlinVersionProvider

This commit adds a new KotlinVersionProvider class to the Kotlin project. The KotlinVersionProvider is responsible for collecting the Kotlin API version information and providing it as a context item in the chat.

kotlin/src/main/kotlin/cc/unitmesh/kotlin/provider/KotlinVersionProvider.kt

@@ -0,0 +1,25 @@
+package cc.unitmesh.kotlin.provider
+
+import cc.unitmesh.devti.provider.context.ChatContextItem
+import cc.unitmesh.devti.provider.context.ChatContextProvider
+import cc.unitmesh.devti.provider.context.ChatCreationContext
+import com.intellij.openapi.application.runReadAction
+import com.intellij.openapi.project.Project
+import org.jetbrains.kotlin.idea.KotlinLanguage
+import org.jetbrains.kotlin.idea.base.projectStructure.languageVersionSettings
+import kotlin.coroutines.Continuation
+
+class KotlinVersionProvider : ChatContextProvider {
+    override fun isApplicable(project: Project, creationContext: ChatCreationContext): Boolean {
+        return creationContext.sourceFile?.language is KotlinLanguage
+    }
+
+    override suspend fun collect(project: Project, creationContext: ChatCreationContext): List<ChatContextItem> {
+        val languageVersionSettings = runReadAction {
+            project.languageVersionSettings
+        }
+
+        val languageVersion = languageVersionSettings.languageVersion.versionString
+        return listOf(ChatContextItem(KotlinVersionProvider::class, "Kotlin API version: $languageVersion"))
+    }
+}

kotlin/src/main/resources/cc.unitmesh.kotlin.xml

@@ -29,6 +29,7 @@
         <variableContextBuilder language="kotlin"
                                 implementationClass="cc.unitmesh.kotlin.context.KotlinVariableContextBuilder"/>
 
+        <chatContextProvider implementation="cc.unitmesh.kotlin.provider.KotlinVersionProvider"/>
         <chatContextProvider implementation="cc.unitmesh.kotlin.provider.KotlinTestContextProvider"/>
 
         <contextPrompter