fix(chat): delay delivery warning and shorten queued action label

Wait one second before displaying pending-input recovery UI, cancelling on confirmation or removal. Label the queued-message stop action Flush without changing behavior. Verified: 2451 frontend tests passed twice, typecheck, Biome, and build.

1 files changed, 47 insertions, 0 deletions

diff --git a/src/features/chat/ui/PendingInputWarning.svelte b/src/features/chat/ui/PendingInputWarning.svelte
new file mode 100644
index 0000000..c9e675e
--- /dev/null
+++ b/src/features/chat/ui/PendingInputWarning.svelte
@@ -0,0 +1,47 @@
+<script lang="ts">
+  import { onMount } from "svelte";
+  import type { PendingInput } from "../pending-inputs";
+
+  let {
+    input,
+    onDiscard,
+  }: {
+    input: PendingInput;
+    onDiscard: (requestId: string) => void;
+  } = $props();
+
+  let visible = $state(false);
+
+  // Presentation only: each keyed row gets one grace period, including restored
+  // or rejected inputs. Prop updates never restart it. Confirmation/discard
+  // removes the row, cancelling the timer along with any other unmount.
+  onMount(() => {
+    const timer = setTimeout(() => {
+      visible = true;
+    }, 1000);
+    return () => clearTimeout(timer);
+  });
+</script>
+
+{#if visible}
+  <div class="m-3 rounded border border-warning p-3 text-sm" role="status">
+    <p>
+      {input.rejection
+        ? `Message rejected: ${input.rejection}`
+        : "Delivery unconfirmed. Your input is saved on this device."}
+    </p>
+    <p>Check the conversation history before sending again to avoid a duplicate.</p>
+    <textarea
+      class="textarea textarea-bordered mt-2 w-full"
+      aria-label="Saved message"
+      readonly
+      value={input.request.type === "chat.send" ? input.request.message : input.request.text}
+    ></textarea>
+    {#each input.request.images ?? [] as image}
+      <img class="my-2 max-h-32" src={image.url} alt="Saved attachment" />
+    {/each}
+    <button class="btn btn-sm mt-2" onclick={() => onDiscard(input.request.requestId)}
+      >Discard saved copy</button
+    >
+  </div>
+{/if}