feat(featureDev): generated plan being shown from top (aws#5098)

* feat: add snapToTop property for generated feature dev plans

Problem:
- We don't scroll when a feature dev plan is generated

Solution:
- use snapToTop to automatically scroll

Author: dianaabv16

packages/amazonq/.changes/next-release/Feature-b82b73bc-9076-4cf3-8938-281f79de96a9.json

@@ -0,0 +1,4 @@
+{
+	"type": "Feature",
+	"description": "feat(featureDev): generated plan being shown from top"
+}

packages/core/src/amazonq/webview/ui/apps/featureDevChatConnector.ts

@@ -141,6 +141,7 @@ export class Connector {
                 messageId: messageData.messageID ?? messageData.triggerID ?? '',
                 relatedContent: undefined,
                 canBeVoted: messageData.canBeVoted,
+                snapToTop: messageData.snapToTop,
                 followUp:
                     messageData.followUps !== undefined && messageData.followUps.length > 0
                         ? {

packages/core/src/amazonqFeatureDev/controllers/chat/controller.ts

@@ -348,6 +348,7 @@ export class FeatureDevController {
             type: 'answer',
             tabID: tabID,
             canBeVoted: true,
+            snapToTop: true,
         })
 
         if (interactions.responseType === 'VALID') {

packages/core/src/amazonqFeatureDev/controllers/chat/messenger/messenger.ts

@@ -32,6 +32,7 @@ export class Messenger {
         followUps?: ChatItemAction[]
         tabID: string
         canBeVoted?: boolean
+        snapToTop?: boolean
     }) {
         this.dispatcher.sendChatMessage(
             new ChatMessage(
@@ -41,6 +42,7 @@ export class Messenger {
                     followUps: params.followUps,
                     relatedSuggestions: undefined,
                     canBeVoted: params.canBeVoted ?? false,
+                    snapToTop: params.snapToTop ?? false,
                 },
                 params.tabID
             )

packages/core/src/amazonqFeatureDev/views/connector/connector.ts

@@ -150,6 +150,7 @@ export interface ChatMessageProps {
     readonly followUps: ChatItemAction[] | undefined
     readonly relatedSuggestions: SourceLink[] | undefined
     readonly canBeVoted: boolean
+    readonly snapToTop: boolean
 }
 
 export class ChatMessage extends UiMessage {
@@ -159,6 +160,7 @@ export class ChatMessage extends UiMessage {
     readonly relatedSuggestions: SourceLink[] | undefined
     readonly canBeVoted: boolean
     readonly requestID!: string
+    readonly snapToTop: boolean
     override type = 'chatMessage'
 
     constructor(props: ChatMessageProps, tabID: string) {
@@ -168,6 +170,7 @@ export class ChatMessage extends UiMessage {
         this.followUps = props.followUps
         this.relatedSuggestions = props.relatedSuggestions
         this.canBeVoted = props.canBeVoted
+        this.snapToTop = props.snapToTop
     }
 }