refactor(tui): extract system theme generation (#36753)

packages/tui/src/component/bg-pulse.tsx

@@ -7,7 +7,8 @@ import {
 } from "@opentui/core"
 import { extend, useRenderer } from "@opentui/solid"
 import { onCleanup, onMount } from "solid-js"
-import { tint, useTheme } from "../context/theme"
+import { useTheme } from "../context/theme"
+import { tint } from "../theme/color"
 import { GoUpsellArtPainter } from "./bg-pulse-render"
 
 type GoUpsellArtOptions = RenderableOptions<FrameBufferRenderable> & {

packages/tui/src/component/logo.tsx

@@ -1,6 +1,7 @@
 import { RGBA, TextAttributes } from "@opentui/core"
 import { For, type JSX } from "solid-js"
-import { tint, useTheme } from "../context/theme"
+import { useTheme } from "../context/theme"
+import { tint } from "../theme/color"
 import { logo } from "../logo"
 
 export function Logo() {

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

@@ -15,7 +15,8 @@ import path from "path"
 import { fileURLToPath } from "url"
 import { useLocal } from "../../context/local"
 import { Flag } from "@opencode-ai/core/flag/flag"
-import { tint, useTheme } from "../../context/theme"
+import { useTheme } from "../../context/theme"
+import { tint } from "../../theme/color"
 import { EmptyBorder, SplitBorder } from "../../ui/border"
 import { useTuiPaths, useTuiTerminalEnvironment } from "../../context/runtime"
 import { useClipboard } from "../../context/clipboard"