fix(native-chat): keep consecutive image frames bare

src/renderer/src/components/native-chat/native-chat-runtime-send.test.ts

@@ -374,7 +374,7 @@ describe('sendNativeChatMessageWithImageAttachments', () => {
 
     expectWriteOrder(sendRuntimePtyInput.mock.calls, [
       NATIVE_CHAT_CLEAR_UNSUBMITTED_INPUT,
-      '\x1b[200~/tmp/a.png\x1b[201~ ',
+      '\x1b[200~/tmp/a.png\x1b[201~',
       '\x1b[200~/tmp/b.png\x1b[201~ '
     ])
   })

src/shared/image-paste-following-text.test.ts

@@ -25,10 +25,10 @@ describe('joinImagePastesAndPrompt', () => {
     expect(joinImagePastesAndPrompt([], PROMPT)).toBe(PROMPT)
   })
 
-  it('separates multiple attachments from each other and from the prompt', () => {
+  it('keeps back-to-back image frames bare and separates only the final frame from prompt text', () => {
     expect(joinImagePastesAndPrompt([IMAGE_A, IMAGE_B], PROMPT)).toBe(
-      `${IMAGE_A} ${IMAGE_B} ${PROMPT}`
+      `${IMAGE_A}${IMAGE_B} ${PROMPT}`
     )
-    expect(joinImagePastesAndPrompt([IMAGE_A, IMAGE_B], '')).toBe(`${IMAGE_A} ${IMAGE_B}`)
+    expect(joinImagePastesAndPrompt([IMAGE_A, IMAGE_B], '')).toBe(`${IMAGE_A}${IMAGE_B}`)
   })
 })

src/shared/image-paste-following-text.ts

@@ -19,7 +19,7 @@ export function imagePasteWritesFollowedByText(
   return framedImagePastes.map((paste, index) =>
     separateImagePasteFromFollowingText(
       paste,
-      index < framedImagePastes.length - 1 || followedByText
+      index === framedImagePastes.length - 1 && followedByText
     )
   )
 }