refactor(tui): inline reverted prompt mapping

packages/tui/test/util/revert-prompt.test.ts

@@ -1,39 +0,0 @@
-import { describe, expect, test } from "bun:test"
-import type { SessionMessageUser } from "@opencode-ai/client"
-import { revertedPrompt } from "../../src/util/revert-prompt"
-
-describe("reverted prompt", () => {
-  test("restores message text and references", () => {
-    const message = {
-      id: "message-1",
-      type: "user",
-      text: "Fix @test.ts with @review",
-      time: { created: 1 },
-      files: [
-        {
-          mime: "text/typescript",
-          name: "test.ts",
-          description: "test file",
-          data: "",
-          source: { type: "uri", uri: "file:///repo/test.ts" },
-          mention: { start: 4, end: 12, text: "@test.ts" },
-        },
-      ],
-      agents: [{ name: "review", mention: { start: 18, end: 25, text: "@review" } }],
-    } satisfies SessionMessageUser
-
-    expect(revertedPrompt(message)).toEqual({
-      text: "Fix @test.ts with @review",
-      files: [
-        {
-          uri: "file:///repo/test.ts",
-          name: "test.ts",
-          description: "test file",
-          mention: { start: 4, end: 12, text: "@test.ts" },
-        },
-      ],
-      agents: [{ name: "review", mention: { start: 18, end: 25, text: "@review" } }],
-      pasted: [],
-    })
-  })
-})