feat: separate prompt opening and entry behavior

frontend/src/components/assistant-editor/prompt-editor.tsx

@@ -200,6 +200,7 @@ export function PromptEditor({
             title: "重要提示",
             message: "请确认已阅读以上信息。",
             confirmLabel: "确认",
+            skipSpeechOnConfirm: true,
           }
         : null,
     });
@@ -323,7 +324,7 @@ export function PromptEditor({
                   <div className="mt-4 space-y-3 border-t border-hairline pt-4">
                     <ToggleRow
                       title="开场确认弹窗"
-                      description="与开场白同时显示，用户确认后即可开始对话，不等待播报完成。"
+                      description="与开场白同时显示，用户确认后按下方策略进入对话。"
                       checked={Boolean(openingMessage)}
                       onChange={setOpeningMessage}
                     />
@@ -367,12 +368,34 @@ export function PromptEditor({
                             className="border-hairline-strong bg-background"
                           />
                         </label>
+                        <ToggleRow
+                          title="确认后跳过剩余开场白"
+                          description="开启后立即停止尚未播完的开场白；关闭后等待播报完成再进入对话。"
+                          checked={openingMessage.skipSpeechOnConfirm}
+                          onChange={(skipSpeechOnConfirm) =>
+                            updateOpeningMessage({ skipSpeechOnConfirm })
+                          }
+                        />
                         <p className="text-xs leading-5 text-muted-foreground">
                           弹窗不可跳过；失败时将结束本次通话。这是平台内置开场阶段，
                           不会作为工具暴露给模型。
                         </p>
                       </div>
                     )}
+
+                    <div className="border-t border-hairline pt-3">
+                      <ToggleRow
+                        title="进入后立即回复"
+                        description="开启后由助手主动生成首句；关闭后等待用户下一轮输入。"
+                        checked={form.startup.entryMode === "generate"}
+                        onChange={(generate) =>
+                          updateForm("startup", {
+                            ...form.startup,
+                            entryMode: generate ? "generate" : "wait_user",
+                          })
+                        }
+                      />
+                    </div>
                   </div>
                 )}
               </SectionCard>
@@ -404,6 +427,7 @@ export function PromptEditor({
                     ) {
                       updateForm("startup", {
                         executionMode: "sequential",
+                        entryMode: "wait_user",
                         actions: [],
                         openingMessage: null,
                       });

frontend/src/components/pages/AssistantPage.tsx

@@ -179,6 +179,7 @@ function blankPromptForm(name: string): AssistantForm {
     turnConfig: defaultTurnConfig(),
     startup: {
       executionMode: "sequential",
+      entryMode: "wait_user",
       actions: [],
       openingMessage: null,
     },
@@ -472,6 +473,7 @@ export function AssistantPage(props: AssistantPageProps) {
       turnConfig: normalizeTurnConfig(a.turnConfig),
       startup: {
         executionMode: "sequential",
+        entryMode: a.startup?.entryMode ?? "wait_user",
         actions: a.startup?.actions ?? [],
         openingMessage: a.startup?.openingMessage ?? null,
       },
@@ -546,6 +548,7 @@ export function AssistantPage(props: AssistantPageProps) {
       turnConfig: defaultTurnConfig(),
       startup: {
         executionMode: "sequential",
+        entryMode: "wait_user",
         actions: [],
         openingMessage: null,
       },