feat(amazonq): Add history and export options to chat tab (#5656)

* initial

* Show options to for chat history and export in tab bar

Author: manodnyab

plugins/amazonq/chat/jetbrains-community/src/software/aws/toolkits/jetbrains/services/amazonq/webview/BrowserConnector.kt

@@ -1,9 +1,10 @@
 // Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 // SPDX-License-Identifier: Apache-2.0
-
+@file:Suppress("BannedImports")
 package software.aws.toolkits.jetbrains.services.amazonq.webview
 
 import com.fasterxml.jackson.databind.JsonNode
+import com.google.gson.Gson
 import com.intellij.ide.BrowserUtil
 import com.intellij.ide.util.RunOnceUtil
 import com.intellij.openapi.project.Project
@@ -28,6 +29,7 @@ import software.aws.toolkits.jetbrains.services.amazonq.commands.MessageSerializ
 import software.aws.toolkits.jetbrains.services.amazonq.lsp.AmazonQLanguageServer
 import software.aws.toolkits.jetbrains.services.amazonq.lsp.AmazonQLspService
 import software.aws.toolkits.jetbrains.services.amazonq.lsp.encryption.JwtEncryptionManager
+import software.aws.toolkits.jetbrains.services.amazonq.lsp.flareChat.AwsServerCapabilitiesProvider
 import software.aws.toolkits.jetbrains.services.amazonq.lsp.flareChat.ChatCommunicationManager
 import software.aws.toolkits.jetbrains.services.amazonq.lsp.flareChat.getTextDocumentIdentifier
 import software.aws.toolkits.jetbrains.services.amazonq.lsp.model.aws.chat.ButtonClickNotification
@@ -146,6 +148,14 @@ class BrowserConnector(
         // Wait for UI ready before starting to send messages to the UI.
         uiReady.await()
 
+        // Chat options including history and quick actions need to be sent in once UI is ready
+        val showChatOptions = """{
+            "command": "chatOptions",
+            "params": ${Gson().toJson(AwsServerCapabilitiesProvider.getInstance(project).getChatOptions())}
+            }
+        """.trimIndent()
+        browser.postChat(showChatOptions)
+
         // Send inbound messages to the browser
         val inboundMessages = connections.map { it.messagesFromAppToUi.flow }.merge()
         inboundMessages

plugins/amazonq/shared/jetbrains-community/src/software/aws/toolkits/jetbrains/services/amazonq/lsp/flareChat/AwsServerCapabilitiesProvider.kt

@@ -30,7 +30,9 @@ class AwsServerCapabilitiesProvider {
                         )
                     )
                 )
-            )
+            ),
+            history = true,
+            export = true
         )
     }
 }
@@ -41,6 +43,8 @@ data class AwsServerCapabilities(
 
 data class ChatOptions(
     val quickActions: QuickActions,
+    val history: Boolean,
+    val export: Boolean,
 )
 
 data class QuickActions(