fix: clear a reply's score and reason when its rating switches thumbs (#30075)

src/lib/components/chat/Messages/ResponseMessage.svelte

@@ -464,6 +464,9 @@
 			annotation: {
 				...(message?.annotation ?? {}),
 				...(rating !== null ? { rating: rating } : {}),
+				...(rating !== null && rating !== message?.annotation?.rating
+					? { reason: null, details: null }
+					: {}),
 				...(details ? details : {})
 			}
 		};
@@ -1610,15 +1613,17 @@
 					</div>
 
 					{#if message.done && showRateComment}
-						<RateComment
-							bind:message
-							bind:show={showRateComment}
-							on:save={async (e) => {
-								await feedbackHandler(null, {
-									...e.detail
-								});
-							}}
-						/>
+						{#key message?.annotation?.rating}
+							<RateComment
+								bind:message
+								bind:show={showRateComment}
+								on:save={async (e) => {
+									await feedbackHandler(null, {
+										...e.detail
+									});
+								}}
+							/>
+						{/key}
 					{/if}
 
 					{#if (isLastMessage || ($settings?.keepFollowUpPrompts ?? false)) && message.done && !readOnly && (message?.followUps ?? []).length > 0}