feat: Add the ability to include cleared prompts in the history, toggled by a KV-persisted command palette item (resolves #11489)

packages/opencode/src/cli/cmd/tui/app.tsx

@@ -652,6 +652,15 @@ function App() {
         dialog.clear()
       },
     },
+    {
+      title: kv.get("clear_prompt_save_history", false) ? "Don't include cleared prompts in history" : "Include cleared prompts in history",
+      value: "app.toggle.clear_prompt_history",
+      category: "System",
+      onSelect: (dialog) => {
+        kv.set("clear_prompt_save_history", !kv.get("clear_prompt_save_history", false))
+        dialog.clear()
+      },
+    },
   ])
 
   createEffect(() => {

packages/opencode/src/cli/cmd/tui/component/prompt/history.tsx

@@ -82,6 +82,7 @@ export const { use: usePromptHistory, provider: PromptHistoryProvider } = create
         return store.history.at(store.index)
       },
       append(item: PromptInfo) {
+        if (store.history.at(-1)?.input === item.input) return
         const entry = clone(item)
         let trimmed = false
         setStore(

packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx

@@ -852,6 +852,12 @@ export function Prompt(props: PromptProps) {
                   // If no image, let the default paste behavior continue
                 }
                 if (keybind.match("input_clear", e) && store.prompt.input !== "") {
+                  if (kv.get("clear_prompt_save_history", false)) {
+                    history.append({
+                      ...store.prompt,
+                      mode: store.mode,
+                    })
+                  }
                   input.clear()
                   input.extmarks.clear()
                   setStore("prompt", {