feat: Add message history trimming to AI workflow builder (no-changelog) (#17829)

packages/frontend/editor-ui/src/components/AskAssistant/Agent/AskAssistantBuild.vue

@@ -135,6 +135,7 @@ watch(currentRoute, () => {
 			:show-stop="true"
 			:scroll-on-new-message="true"
 			:placeholder="i18n.baseText('aiAssistant.builder.placeholder')"
+			:max-length="1000"
 			@close="emit('close')"
 			@message="onUserMessage"
 			@feedback="onFeedback"

packages/frontend/editor-ui/src/components/canvas/elements/nodes/render-types/CanvasNodeAIPrompt.vue

@@ -127,6 +127,7 @@ function onAddNodeClick() {
 					:placeholder="i18n.baseText('aiAssistant.builder.placeholder')"
 					:read-only="false"
 					:rows="15"
+					:maxlength="1000"
 					@focus="isFocused = true"
 					@blur="isFocused = false"
 					@keydown.meta.enter.stop="onSubmit"

packages/frontend/editor-ui/src/components/canvas/elements/nodes/render-types/__snapshots__/CanvasNodeAIPrompt.test.ts.snap

@@ -9,7 +9,7 @@ exports[`CanvasNodeAIPrompt > should render component correctly 1`] = `
     <form class="form">
       <div class="el-textarea el-input--large n8n-input formTextarea formTextarea">
         <!-- input -->
-        <!-- textarea --><textarea class="el-textarea__inner" name="aiBuilderPrompt" rows="15" title="" read-only="false" tabindex="0" autocomplete="off" placeholder="Ask n8n to build..."></textarea>
+        <!-- textarea --><textarea class="el-textarea__inner" name="aiBuilderPrompt" rows="15" title="" maxlength="1000" read-only="false" tabindex="0" autocomplete="off" placeholder="Ask n8n to build..."></textarea>
         <!--v-if-->
       </div>
       <footer class="formFooter"><button class="button button primary medium disabled" disabled="" aria-disabled="true" aria-live="polite" type="submit">