diff --git a/codex-cli/src/app.tsx b/codex-cli/src/app.tsx
index dbb0cded..c0b8c6f4 100644
--- a/codex-cli/src/app.tsx
+++ b/codex-cli/src/app.tsx
@@ -1,5 +1,5 @@
+import type { ApprovalPolicy } from "./approvals";
 import type { AppConfig } from "./utils/config";
-import type { ApprovalPolicy } from "@lib/approvals";
 import type { ResponseItem } from "openai/resources/responses/responses";
 
 import TerminalChat from "./components/chat/terminal-chat";
diff --git a/codex-cli/src/lib/approvals.ts b/codex-cli/src/approvals.ts
similarity index 99%
rename from codex-cli/src/lib/approvals.ts
rename to codex-cli/src/approvals.ts
index 8985939a..0cf3703b 100644
--- a/codex-cli/src/lib/approvals.ts
+++ b/codex-cli/src/approvals.ts
@@ -3,7 +3,7 @@ import type { ParseEntry, ControlOperator } from "shell-quote";
 import {
   identify_files_added,
   identify_files_needed,
-} from "../utils/agent/apply-patch";
+} from "./utils/agent/apply-patch";
 import * as path from "path";
 import { parse } from "shell-quote";
 
diff --git a/codex-cli/src/cli.tsx b/codex-cli/src/cli.tsx
index 5e43dff1..0af421a4 100644
--- a/codex-cli/src/cli.tsx
+++ b/codex-cli/src/cli.tsx
@@ -1,9 +1,9 @@
 #!/usr/bin/env node
 
 import type { AppRollout } from "./app";
+import type { ApprovalPolicy } from "./approvals";
 import type { CommandConfirmation } from "./utils/agent/agent-loop";
 import type { AppConfig } from "./utils/config";
-import type { ApprovalPolicy } from "@lib/approvals";
 import type { ResponseItem } from "openai/resources/responses/responses";
 
 import App from "./app";
@@ -124,7 +124,7 @@ const cli = meow(
       fullContext: {
         type: "boolean",
         aliases: ["f"],
-        description: `Run in full-context editing approach. The model is given the whole code 
+        description: `Run in full-context editing approach. The model is given the whole code
           directory as context and performs changes in one go without acting.`,
       },
     },
diff --git a/codex-cli/src/components/chat/multiline-editor.tsx b/codex-cli/src/components/chat/multiline-editor.tsx
index c1855544..c99961bb 100644
--- a/codex-cli/src/components/chat/multiline-editor.tsx
+++ b/codex-cli/src/components/chat/multiline-editor.tsx
@@ -1,7 +1,7 @@
 /* eslint-disable @typescript-eslint/no-explicit-any */
 
 import { useTerminalSize } from "../../hooks/use-terminal-size";
-import TextBuffer from "../../lib/text-buffer.js";
+import TextBuffer from "../../text-buffer.js";
 import chalk from "chalk";
 import { Box, Text, useInput, useStdin } from "ink";
 import { EventEmitter } from "node:events";
diff --git a/codex-cli/src/components/chat/terminal-chat-tool-call-item.tsx b/codex-cli/src/components/chat/terminal-chat-tool-call-item.tsx
index 1aeb7d7e..58534608 100644
--- a/codex-cli/src/components/chat/terminal-chat-tool-call-item.tsx
+++ b/codex-cli/src/components/chat/terminal-chat-tool-call-item.tsx
@@ -1,5 +1,5 @@
+import { parseApplyPatch } from "../../parse-apply-patch";
 import { shortenPath } from "../../utils/short-path";
-import { parseApplyPatch } from "@lib/parse-apply-patch";
 import chalk from "chalk";
 import { Text } from "ink";
 import React from "react";
diff --git a/codex-cli/src/components/chat/terminal-chat.tsx b/codex-cli/src/components/chat/terminal-chat.tsx
index bbc9bb05..35fecec5 100644
--- a/codex-cli/src/components/chat/terminal-chat.tsx
+++ b/codex-cli/src/components/chat/terminal-chat.tsx
@@ -1,6 +1,6 @@
+import type { ApplyPatchCommand, ApprovalPolicy } from "../../approvals.js";
 import type { CommandConfirmation } from "../../utils/agent/agent-loop.js";
 import type { AppConfig } from "../../utils/config.js";
-import type { ApplyPatchCommand, ApprovalPolicy } from "@lib/approvals.js";
 import type { ColorName } from "chalk";
 import type { ResponseItem } from "openai/resources/responses/responses.mjs";
 import type { ReviewDecision } from "src/utils/agent/review.ts";
@@ -12,6 +12,7 @@ import {
   uniqueById,
 } from "./terminal-chat-utils.js";
 import TerminalMessageHistory from "./terminal-message-history.js";
+import { formatCommandForDisplay } from "../../format-command.js";
 import { useConfirmation } from "../../hooks/use-confirmation.js";
 import { useTerminalSize } from "../../hooks/use-terminal-size.js";
 import { AgentLoop } from "../../utils/agent/agent-loop.js";
@@ -25,7 +26,6 @@ import ApprovalModeOverlay from "../approval-mode-overlay.js";
 import HelpOverlay from "../help-overlay.js";
 import HistoryOverlay from "../history-overlay.js";
 import ModelOverlay from "../model-overlay.js";
-import { formatCommandForDisplay } from "@lib/format-command.js";
 import { Box, Text } from "ink";
 import React, { useEffect, useMemo, useState } from "react";
 import { inspect } from "util";
diff --git a/codex-cli/src/lib/format-command.ts b/codex-cli/src/format-command.ts
similarity index 100%
rename from codex-cli/src/lib/format-command.ts
rename to codex-cli/src/format-command.ts
diff --git a/codex-cli/src/lib/parse-apply-patch.ts b/codex-cli/src/parse-apply-patch.ts
similarity index 100%
rename from codex-cli/src/lib/parse-apply-patch.ts
rename to codex-cli/src/parse-apply-patch.ts
diff --git a/codex-cli/src/lib/text-buffer.ts b/codex-cli/src/text-buffer.ts
similarity index 100%
rename from codex-cli/src/lib/text-buffer.ts
rename to codex-cli/src/text-buffer.ts
diff --git a/codex-cli/src/utils/agent/agent-loop.ts b/codex-cli/src/utils/agent/agent-loop.ts
index e2b46573..d88604c4 100644
--- a/codex-cli/src/utils/agent/agent-loop.ts
+++ b/codex-cli/src/utils/agent/agent-loop.ts
@@ -1,6 +1,6 @@
 import type { ReviewDecision } from "./review.js";
+import type { ApplyPatchCommand, ApprovalPolicy } from "../../approvals.js";
 import type { AppConfig } from "../config.js";
-import type { ApplyPatchCommand, ApprovalPolicy } from "@lib/approvals.js";
 import type {
   ResponseFunctionToolCall,
   ResponseInputItem,
diff --git a/codex-cli/src/utils/agent/exec.ts b/codex-cli/src/utils/agent/exec.ts
index aade68a8..a441f192 100644
--- a/codex-cli/src/utils/agent/exec.ts
+++ b/codex-cli/src/utils/agent/exec.ts
@@ -5,7 +5,7 @@ import { process_patch } from "./apply-patch.js";
 import { SandboxType } from "./sandbox/interface.js";
 import { execWithSeatbelt } from "./sandbox/macos-seatbelt.js";
 import { exec as rawExec } from "./sandbox/raw-exec.js";
-import { formatCommandForDisplay } from "@lib/format-command.js";
+import { formatCommandForDisplay } from "../../format-command.js";
 import fs from "fs";
 import os from "os";
 
diff --git a/codex-cli/src/utils/agent/handle-exec-command.ts b/codex-cli/src/utils/agent/handle-exec-command.ts
index 5eaa11d6..41b7abbc 100644
--- a/codex-cli/src/utils/agent/handle-exec-command.ts
+++ b/codex-cli/src/utils/agent/handle-exec-command.ts
@@ -1,7 +1,7 @@
 import type { CommandConfirmation } from "./agent-loop.js";
 import type { AppConfig } from "../config.js";
 import type { ExecInput } from "./sandbox/interface.js";
-import type { ApplyPatchCommand, ApprovalPolicy } from "@lib/approvals.js";
+import type { ApplyPatchCommand, ApprovalPolicy } from "../../approvals.js";
 import type { ResponseInputItem } from "openai/resources/responses/responses.mjs";
 
 import { exec, execApplyPatch } from "./exec.js";
@@ -9,8 +9,8 @@ import { isLoggingEnabled, log } from "./log.js";
 import { ReviewDecision } from "./review.js";
 import { FullAutoErrorMode } from "../auto-approval-mode.js";
 import { SandboxType } from "./sandbox/interface.js";
-import { canAutoApprove } from "@lib/approvals.js";
-import { formatCommandForDisplay } from "@lib/format-command.js";
+import { canAutoApprove } from "../../approvals.js";
+import { formatCommandForDisplay } from "../../format-command.js";
 import { access } from "fs/promises";
 
 // ---------------------------------------------------------------------------
diff --git a/codex-cli/src/utils/agent/review.ts b/codex-cli/src/utils/agent/review.ts
index ed2af0ce..a3703885 100644
--- a/codex-cli/src/utils/agent/review.ts
+++ b/codex-cli/src/utils/agent/review.ts
@@ -1,4 +1,4 @@
-import type { SafeCommandReason } from "@lib/approvals";
+import type { SafeCommandReason } from "../../approvals";
 
 export type CommandReviewDetails = {
   cmd: Array<string>;
diff --git a/codex-cli/src/utils/parsers.ts b/codex-cli/src/utils/parsers.ts
index cb477c1d..815e7b2f 100644
--- a/codex-cli/src/utils/parsers.ts
+++ b/codex-cli/src/utils/parsers.ts
@@ -3,11 +3,13 @@ import type {
   ExecInput,
   ExecOutputMetadata,
 } from "./agent/sandbox/interface.js";
-import type { SafeCommandReason } from "@lib/approvals.js";
 import type { ResponseFunctionToolCall } from "openai/resources/responses/responses.mjs";
 
+import { isSafeCommand, type SafeCommandReason } from "../approvals.js";
 import { log } from "node:console";
 import process from "process";
+import { parse } from "shell-quote";
+import { formatCommandForDisplay } from "src/format-command.js";
 
 // The console utility import is intentionally explicit to avoid bundlers from
 // including the entire `console` module when only the `log` function is
@@ -23,52 +25,6 @@ const SAFE_SHELL_OPERATORS: ReadonlySet<string> = new Set([
   ";",
 ]);
 
-// Lazily resolve heavy dependencies at runtime to avoid test environments
-// (which might not have the @lib alias configured) from failing at import
-// time. If the modules cannot be loaded we fall back to permissive stub
-// implementations so that basic functionality – like unit‑testing small UI
-// helpers – continues to work without the full codex‑lib dependency tree.
-
-let isSafeCommand: (cmd: Array<string>) => SafeCommandReason | null = () =>
-  null;
-let shellQuoteParse:
-  | ((cmd: string, env?: Record<string, string | undefined>) => Array<unknown>)
-  | undefined;
-let formatCommandForDisplay: (cmd: Array<string>) => string = (cmd) =>
-  cmd.join(" ");
-
-async function loadLibs(): Promise<void> {
-  try {
-    const approvals = await import("@lib/approvals.js");
-    if (typeof approvals.isSafeCommand === "function") {
-      isSafeCommand = approvals.isSafeCommand;
-    }
-  } catch {
-    // ignore – keep stub
-  }
-  try {
-    const fmt = await import("@lib/format-command.js");
-    if (typeof fmt.formatCommandForDisplay === "function") {
-      formatCommandForDisplay = fmt.formatCommandForDisplay;
-    }
-  } catch {
-    // ignore – keep stub
-  }
-  try {
-    const sq = await import("shell-quote");
-    if (typeof sq.parse === "function") {
-      shellQuoteParse = sq.parse as typeof shellQuoteParse;
-    }
-  } catch {
-    // ignore – keep stub
-  }
-}
-
-// Trigger the dynamic import in the background; callers that need the real
-// implementation should await the returned promise (parsers currently does not
-// require this for correctness during tests).
-void loadLibs();
-
 export function parseToolCallOutput(toolCallOutput: string): {
   output: string;
   metadata: ExecOutputMetadata;
@@ -175,10 +131,9 @@ function computeAutoApproval(cmd: Array<string>): SafeCommandReason | null {
     cmd.length === 3 &&
     cmd[0] === "bash" &&
     cmd[1] === "-lc" &&
-    typeof cmd[2] === "string" &&
-    shellQuoteParse
+    typeof cmd[2] === "string"
   ) {
-    const parsed = shellQuoteParse(cmd[2], process.env ?? {});
+    const parsed = parse(cmd[2], process.env ?? {});
     if (parsed.length === 0) {
       return null;
     }
diff --git a/codex-cli/tests/agent-cancel-early.test.ts b/codex-cli/tests/agent-cancel-early.test.ts
index b7b5fdca..b235a6d6 100644
--- a/codex-cli/tests/agent-cancel-early.test.ts
+++ b/codex-cli/tests/agent-cancel-early.test.ts
@@ -64,13 +64,13 @@ vi.mock("openai", () => {
   };
 });
 
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   alwaysApprovedCommands: new Set<string>(),
   canAutoApprove: () => ({ type: "auto-approve", runInSandbox: false } as any),
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-cancel-prev-response.test.ts b/codex-cli/tests/agent-cancel-prev-response.test.ts
index 4047f884..fe73c338 100644
--- a/codex-cli/tests/agent-cancel-prev-response.test.ts
+++ b/codex-cli/tests/agent-cancel-prev-response.test.ts
@@ -71,13 +71,13 @@ vi.mock("openai", () => {
 });
 
 // Stub helpers not relevant for this test.
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   alwaysApprovedCommands: new Set<string>(),
   canAutoApprove: () => ({ type: "auto-approve", runInSandbox: false } as any),
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-cancel-race.test.ts b/codex-cli/tests/agent-cancel-race.test.ts
index c9c1845d..89e7cca7 100644
--- a/codex-cli/tests/agent-cancel-race.test.ts
+++ b/codex-cli/tests/agent-cancel-race.test.ts
@@ -67,11 +67,11 @@ vi.mock("openai", () => {
 });
 
 // Stubs for external helpers referenced indirectly.
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   isSafeCommand: () => null,
 }));
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-cancel.test.ts b/codex-cli/tests/agent-cancel.test.ts
index 93ff5ba3..69c17f7f 100644
--- a/codex-cli/tests/agent-cancel.test.ts
+++ b/codex-cli/tests/agent-cancel.test.ts
@@ -47,7 +47,7 @@ vi.mock("openai", () => {
 });
 
 // Mock the approvals and formatCommand helpers referenced by handle‑exec‑command.
-vi.mock("@lib/approvals.js", () => {
+vi.mock("../src/approvals.js", () => {
   return {
     __esModule: true,
     alwaysApprovedCommands: new Set<string>(),
@@ -57,7 +57,7 @@ vi.mock("@lib/approvals.js", () => {
   };
 });
 
-vi.mock("@lib/format-command.js", () => {
+vi.mock("../src/format-command.js", () => {
   return {
     __esModule: true,
     formatCommandForDisplay: (cmd: Array<string>) => cmd.join(" "),
diff --git a/codex-cli/tests/agent-function-call-id.test.ts b/codex-cli/tests/agent-function-call-id.test.ts
index 7d0a55d1..d50c08ee 100644
--- a/codex-cli/tests/agent-function-call-id.test.ts
+++ b/codex-cli/tests/agent-function-call-id.test.ts
@@ -88,14 +88,14 @@ vi.mock("openai", () => {
 });
 
 // Stub approvals & command formatting – not relevant for this test.
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   alwaysApprovedCommands: new Set<string>(),
   canAutoApprove: () => ({ type: "auto-approve", runInSandbox: false } as any),
   isSafeCommand: () => null,
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-generic-network-error.test.ts b/codex-cli/tests/agent-generic-network-error.test.ts
index 8c636fbd..942adff6 100644
--- a/codex-cli/tests/agent-generic-network-error.test.ts
+++ b/codex-cli/tests/agent-generic-network-error.test.ts
@@ -23,14 +23,14 @@ vi.mock("openai", () => {
 });
 
 // Stub approvals / formatting helpers – unrelated to network handling.
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   alwaysApprovedCommands: new Set<string>(),
   canAutoApprove: () => ({ type: "auto-approve", runInSandbox: false } as any),
   isSafeCommand: () => null,
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-invalid-request-error.test.ts b/codex-cli/tests/agent-invalid-request-error.test.ts
index 631d4519..090d0b52 100644
--- a/codex-cli/tests/agent-invalid-request-error.test.ts
+++ b/codex-cli/tests/agent-invalid-request-error.test.ts
@@ -22,14 +22,14 @@ vi.mock("openai", () => {
   };
 });
 
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   alwaysApprovedCommands: new Set<string>(),
   canAutoApprove: () => ({ type: "auto-approve", runInSandbox: false } as any),
   isSafeCommand: () => null,
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-max-tokens-error.test.ts b/codex-cli/tests/agent-max-tokens-error.test.ts
index 5e012294..de4fd170 100644
--- a/codex-cli/tests/agent-max-tokens-error.test.ts
+++ b/codex-cli/tests/agent-max-tokens-error.test.ts
@@ -22,14 +22,14 @@ vi.mock("openai", () => {
   };
 });
 
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   alwaysApprovedCommands: new Set<string>(),
   canAutoApprove: () => ({ type: "auto-approve", runInSandbox: false } as any),
   isSafeCommand: () => null,
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-network-errors.test.ts b/codex-cli/tests/agent-network-errors.test.ts
index e01b08e9..f98ea5bf 100644
--- a/codex-cli/tests/agent-network-errors.test.ts
+++ b/codex-cli/tests/agent-network-errors.test.ts
@@ -42,14 +42,14 @@ vi.mock("openai", () => {
 });
 
 // Stub approvals / formatting helpers – not relevant here.
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   alwaysApprovedCommands: new Set<string>(),
   canAutoApprove: () => ({ type: "auto-approve", runInSandbox: false } as any),
   isSafeCommand: () => null,
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-project-doc.test.ts b/codex-cli/tests/agent-project-doc.test.ts
index 97ad9c8c..d3050f39 100644
--- a/codex-cli/tests/agent-project-doc.test.ts
+++ b/codex-cli/tests/agent-project-doc.test.ts
@@ -51,7 +51,7 @@ vi.mock("openai", () => {
 // The AgentLoop pulls these helpers in order to decide whether a command can
 // be auto‑approved. None of that matters for this test, so we stub the module
 // with minimal no‑op implementations.
-vi.mock("@lib/approvals.js", () => {
+vi.mock("../src/approvals.js", () => {
   return {
     __esModule: true,
     alwaysApprovedCommands: new Set<string>(),
@@ -61,7 +61,7 @@ vi.mock("@lib/approvals.js", () => {
   };
 });
 
-vi.mock("@lib/format-command.js", () => {
+vi.mock("../src/format-command.js", () => {
   return {
     __esModule: true,
     formatCommandForDisplay: (cmd: Array<string>) => cmd.join(" "),
diff --git a/codex-cli/tests/agent-rate-limit-error.test.ts b/codex-cli/tests/agent-rate-limit-error.test.ts
index 18779450..97827446 100644
--- a/codex-cli/tests/agent-rate-limit-error.test.ts
+++ b/codex-cli/tests/agent-rate-limit-error.test.ts
@@ -34,14 +34,14 @@ vi.mock("openai", () => {
 
 // Stub helpers that the agent indirectly imports so it does not attempt any
 // file‑system access or real approvals logic during the test.
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   alwaysApprovedCommands: new Set<string>(),
   canAutoApprove: () => ({ type: "auto-approve", runInSandbox: false } as any),
   isSafeCommand: () => null,
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-server-retry.test.ts b/codex-cli/tests/agent-server-retry.test.ts
index 9ec4eb5a..09278f2c 100644
--- a/codex-cli/tests/agent-server-retry.test.ts
+++ b/codex-cli/tests/agent-server-retry.test.ts
@@ -32,14 +32,14 @@ vi.mock("openai", () => {
   };
 });
 
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   alwaysApprovedCommands: new Set<string>(),
   canAutoApprove: () => ({ type: "auto-approve", runInSandbox: false } as any),
   isSafeCommand: () => null,
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/agent-terminate.test.ts b/codex-cli/tests/agent-terminate.test.ts
index 7a604565..bce77437 100644
--- a/codex-cli/tests/agent-terminate.test.ts
+++ b/codex-cli/tests/agent-terminate.test.ts
@@ -49,7 +49,7 @@ vi.mock("openai", () => {
 
 // --- Helpers referenced by handle‑exec‑command -----------------------------
 
-vi.mock("@lib/approvals.js", () => {
+vi.mock("../src/approvals.js", () => {
   return {
     __esModule: true,
     alwaysApprovedCommands: new Set<string>(),
@@ -59,7 +59,7 @@ vi.mock("@lib/approvals.js", () => {
   };
 });
 
-vi.mock("@lib/format-command.js", () => {
+vi.mock("../src/format-command.js", () => {
   return {
     __esModule: true,
     formatCommandForDisplay: (cmd: Array<string>) => cmd.join(" "),
diff --git a/codex-cli/tests/agent-thinking-time.test.ts b/codex-cli/tests/agent-thinking-time.test.ts
index c94d8a5e..71320700 100644
--- a/codex-cli/tests/agent-thinking-time.test.ts
+++ b/codex-cli/tests/agent-thinking-time.test.ts
@@ -74,12 +74,12 @@ vi.mock("openai", () => {
 });
 
 // Stub helpers referenced indirectly so we do not pull in real FS/network
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   __esModule: true,
   isSafeCommand: () => null,
 }));
 
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   __esModule: true,
   formatCommandForDisplay: (c: Array<string>) => c.join(" "),
 }));
diff --git a/codex-cli/tests/approvals.test.ts b/codex-cli/tests/approvals.test.ts
index e06db940..7cb0bd3d 100644
--- a/codex-cli/tests/approvals.test.ts
+++ b/codex-cli/tests/approvals.test.ts
@@ -1,6 +1,6 @@
-import type { SafetyAssessment } from "../src/lib/approvals";
+import type { SafetyAssessment } from "../src/approvals";
 
-import { canAutoApprove } from "../src/lib/approvals";
+import { canAutoApprove } from "../src/approvals";
 import { describe, test, expect } from "vitest";
 
 describe("canAutoApprove()", () => {
diff --git a/codex-cli/tests/external-editor.test.ts b/codex-cli/tests/external-editor.test.ts
index d530be5e..77041c28 100644
--- a/codex-cli/tests/external-editor.test.ts
+++ b/codex-cli/tests/external-editor.test.ts
@@ -1,4 +1,4 @@
-import TextBuffer from "../src/lib/text-buffer";
+import TextBuffer from "../src/text-buffer";
 import { describe, it, expect, vi } from "vitest";
 
 /* -------------------------------------------------------------------------
diff --git a/codex-cli/tests/format-command.test.ts b/codex-cli/tests/format-command.test.ts
index 3981d9b1..7de41730 100644
--- a/codex-cli/tests/format-command.test.ts
+++ b/codex-cli/tests/format-command.test.ts
@@ -1,4 +1,4 @@
-import { formatCommandForDisplay } from "../src/lib/format-command";
+import { formatCommandForDisplay } from "../src/format-command";
 import { describe, test, expect } from "vitest";
 
 describe("formatCommandForDisplay()", () => {
diff --git a/codex-cli/tests/invalid-command-handling.test.ts b/codex-cli/tests/invalid-command-handling.test.ts
index 6619b4f2..a3f87a72 100644
--- a/codex-cli/tests/invalid-command-handling.test.ts
+++ b/codex-cli/tests/invalid-command-handling.test.ts
@@ -22,7 +22,7 @@ describe("rawExec – invalid command handling", () => {
 // ---------------------------------------------------------------------------
 
 // Mock approvals and logging helpers so the test focuses on execution flow.
-vi.mock("@lib/approvals.js", () => {
+vi.mock("../src/approvals.js", () => {
   return {
     __esModule: true,
     canAutoApprove: () =>
@@ -31,7 +31,7 @@ vi.mock("@lib/approvals.js", () => {
   };
 });
 
-vi.mock("@lib/format-command.js", () => {
+vi.mock("../src/format-command.js", () => {
   return {
     __esModule: true,
     formatCommandForDisplay: (cmd: Array<string>) => cmd.join(" "),
diff --git a/codex-cli/tests/multiline-external-editor-shortcut.test.tsx b/codex-cli/tests/multiline-external-editor-shortcut.test.tsx
index 158a5e65..9b2e2f25 100644
--- a/codex-cli/tests/multiline-external-editor-shortcut.test.tsx
+++ b/codex-cli/tests/multiline-external-editor-shortcut.test.tsx
@@ -1,6 +1,6 @@
 import { renderTui } from "./ui-test-helpers.js";
 import MultilineTextEditor from "../src/components/chat/multiline-editor.js";
-import TextBuffer from "../src/lib/text-buffer.js";
+import TextBuffer from "../src/text-buffer.js";
 import * as React from "react";
 import { describe, it, expect, vi } from "vitest";
 
diff --git a/codex-cli/tests/multiline-history-behavior.test.tsx b/codex-cli/tests/multiline-history-behavior.test.tsx
index 5c906837..cada52dd 100644
--- a/codex-cli/tests/multiline-history-behavior.test.tsx
+++ b/codex-cli/tests/multiline-history-behavior.test.tsx
@@ -34,12 +34,12 @@ vi.mock("../src/utils/input-utils.js", () => ({
   })),
 }));
 
-// Mock the optional @lib/* dependencies so the dynamic import in parsers.ts
+// Mock the optional ../src/* dependencies so the dynamic import in parsers.ts
 // does not fail during the test environment where the alias isn't configured.
-vi.mock("@lib/format-command.js", () => ({
+vi.mock("../src/format-command.js", () => ({
   formatCommandForDisplay: (cmd: Array<string>) => cmd.join(" "),
 }));
-vi.mock("@lib/approvals.js", () => ({
+vi.mock("../src/approvals.js", () => ({
   isSafeCommand: (_cmd: Array<string>) => null,
 }));
 
diff --git a/codex-cli/tests/parse-apply-patch.test.ts b/codex-cli/tests/parse-apply-patch.test.ts
index 0195542e..53aa1190 100644
--- a/codex-cli/tests/parse-apply-patch.test.ts
+++ b/codex-cli/tests/parse-apply-patch.test.ts
@@ -1,4 +1,4 @@
-import { parseApplyPatch } from "../src/lib/parse-apply-patch";
+import { parseApplyPatch } from "../src/parse-apply-patch";
 import { expect, test, describe } from "vitest";
 
 // Helper function to unwrap a non‑null result in tests that expect success.
diff --git a/codex-cli/tests/text-buffer-copy-paste.test.ts b/codex-cli/tests/text-buffer-copy-paste.test.ts
index 311b2b9a..cc1fd119 100644
--- a/codex-cli/tests/text-buffer-copy-paste.test.ts
+++ b/codex-cli/tests/text-buffer-copy-paste.test.ts
@@ -1,4 +1,4 @@
-import TextBuffer from "../src/lib/text-buffer.js";
+import TextBuffer from "../src/text-buffer.js";
 import { describe, it, expect } from "vitest";
 
 // These tests ensure that the TextBuffer copy‑&‑paste logic keeps parity with
diff --git a/codex-cli/tests/text-buffer-crlf.test.ts b/codex-cli/tests/text-buffer-crlf.test.ts
index 4b33b498..736c22a2 100644
--- a/codex-cli/tests/text-buffer-crlf.test.ts
+++ b/codex-cli/tests/text-buffer-crlf.test.ts
@@ -1,4 +1,4 @@
-import TextBuffer from "../src/lib/text-buffer.js";
+import TextBuffer from "../src/text-buffer.js";
 import { describe, it, expect } from "vitest";
 
 describe("TextBuffer – newline normalisation", () => {
diff --git a/codex-cli/tests/text-buffer-gaps.test.ts b/codex-cli/tests/text-buffer-gaps.test.ts
index 986ad37e..046d468e 100644
--- a/codex-cli/tests/text-buffer-gaps.test.ts
+++ b/codex-cli/tests/text-buffer-gaps.test.ts
@@ -1,4 +1,4 @@
-import TextBuffer from "../src/lib/text-buffer";
+import TextBuffer from "../src/text-buffer";
 import { describe, it, expect } from "vitest";
 
 // The purpose of this test‑suite is NOT to make the implementation green today
diff --git a/codex-cli/tests/text-buffer-word.test.ts b/codex-cli/tests/text-buffer-word.test.ts
index 009786a2..4ea76794 100644
--- a/codex-cli/tests/text-buffer-word.test.ts
+++ b/codex-cli/tests/text-buffer-word.test.ts
@@ -1,4 +1,4 @@
-import TextBuffer from "../src/lib/text-buffer.js";
+import TextBuffer from "../src/text-buffer.js";
 import { describe, test, expect } from "vitest";
 
 describe("TextBuffer – word‑wise navigation & deletion", () => {
diff --git a/codex-cli/tests/text-buffer.test.ts b/codex-cli/tests/text-buffer.test.ts
index ae78f294..c3f33d0f 100644
--- a/codex-cli/tests/text-buffer.test.ts
+++ b/codex-cli/tests/text-buffer.test.ts
@@ -1,4 +1,4 @@
-import TextBuffer from "../src/lib/text-buffer";
+import TextBuffer from "../src/text-buffer";
 import { describe, it, expect } from "vitest";
 
 describe("TextBuffer – basic editing parity with Rust suite", () => {
diff --git a/codex-cli/tsconfig.json b/codex-cli/tsconfig.json
index 626fc5db..d1dacc91 100644
--- a/codex-cli/tsconfig.json
+++ b/codex-cli/tsconfig.json
@@ -11,9 +11,6 @@
     ],
     "types": ["node"],
     "baseUrl": "./",
-    "paths": {
-      "@lib/*": ["./src/lib/*"]
-    },
     "resolveJsonModule": false, // ESM doesn't yet support JSON modules.
     "jsx": "react",
     "declaration": true,