refactor: isolate legacy flags

packages/tui/src/component/dialog-config.tsx

@@ -206,6 +206,14 @@ const settings: Setting[] = [
     values: [false, true],
     labels: ["off", "on"],
   },
+  {
+    title: "Copy on select",
+    category: "Terminal",
+    path: ["terminal", "copy_on_select"],
+    default: process.platform !== "win32",
+    values: [false, true],
+    labels: ["off", "on"],
+  },
   {
     title: "DevTools",
     category: "Debug",
@@ -214,6 +222,14 @@ const settings: Setting[] = [
     values: [false, true],
     labels: ["off", "on"],
   },
+  {
+    title: "Timing",
+    category: "Debug",
+    path: ["debug", "timing"],
+    default: false,
+    values: [false, true],
+    labels: ["off", "on"],
+  },
 ]
 
 export function DialogConfig() {

packages/tui/src/component/prompt/index.tsx

@@ -12,7 +12,6 @@ import { registerOpencodeSpinner } from "../register-spinner"
 import path from "path"
 import { fileURLToPath } from "url"
 import { useLocal } from "../../context/local"
-import { Flag } from "@opencode-ai/core/flag/flag"
 import { useTheme } from "../../context/theme"
 import { tint } from "../../theme/color"
 import { EmptyBorder, SplitBorder } from "../../ui/border"