feat: tts automatic playback

src/routes/(app)/+page.svelte

@@ -448,6 +448,10 @@
 									if ($settings.responseAutoCopy) {
 										copyToClipboard(responseMessage.content);
 									}
+
+									if ($settings.responseAutoPlayback) {
+										document.getElementById(`speak-button-${responseMessage.id}`)?.click();
+									}
 								}
 							}
 						}
@@ -633,6 +637,10 @@
 					copyToClipboard(responseMessage.content);
 				}
 
+				if ($settings.responseAutoPlayback) {
+					document.getElementById(`speak-button-${responseMessage.id}`)?.click();
+				}
+
 				if (autoScroll) {
 					window.scrollTo({ top: document.body.scrollHeight });
 				}

src/routes/(app)/c/[id]/+page.svelte

@@ -462,6 +462,10 @@
 									if ($settings.responseAutoCopy) {
 										copyToClipboard(responseMessage.content);
 									}
+
+									if ($settings.responseAutoPlayback) {
+										document.getElementById(`speak-button-${responseMessage.id}`)?.click();
+									}
 								}
 							}
 						}
@@ -647,6 +651,10 @@
 					copyToClipboard(responseMessage.content);
 				}
 
+				if ($settings.responseAutoPlayback) {
+					document.getElementById(`speak-button-${responseMessage.id}`)?.click();
+				}
+
 				if (autoScroll) {
 					window.scrollTo({ top: document.body.scrollHeight });
 				}