diff --git a/index.ts b/index.ts
deleted file mode 100644
index cb0ff5c..0000000
--- a/index.ts
+++ /dev/null
@@ -1 +0,0 @@
-export {};
diff --git a/src/core/scanner.ts b/src/core/scanner.ts
index 713df68..13c8217 100644
--- a/src/core/scanner.ts
+++ b/src/core/scanner.ts
@@ -29,7 +29,7 @@ export async function scanChanges(
           const fileName = `${docConfig.name}.md`;
           const completed = mdFiles.has(fileName);
           const deps = docConfig.depend ?? [];
-          const dependMet = deps.length === 0 || deps.every((dep) => mdFiles.has(`${dep}.md`));
+          const dependMet = deps.every((dep) => mdFiles.has(`${dep}.md`));
           return { name: docConfig.name, completed, dependMet };
         });
       } else {
diff --git a/tests/cli/map-error.test.ts b/tests/cli/map-error.test.ts
index 0b3dcad..149a96f 100644
--- a/tests/cli/map-error.test.ts
+++ b/tests/cli/map-error.test.ts
@@ -1,11 +1,5 @@
 import { describe, it, expect } from "bun:test";
-import {
-  CliError,
-  UsageError,
-  ConfigError,
-  CommandError,
-  InternalError,
-} from "../../src/cli/errors.ts";
+import { UsageError, ConfigError, InternalError } from "../../src/cli/errors.ts";
 import { mapError } from "../../src/cli.ts";
 
 describe("mapError", () => {
diff --git a/tests/cli/output.test.ts b/tests/cli/output.test.ts
index b5996e1..6a43fa9 100644
--- a/tests/cli/output.test.ts
+++ b/tests/cli/output.test.ts
@@ -1,6 +1,6 @@
 import { describe, it, expect } from "bun:test";
 import { formatError } from "../../src/cli/output.ts";
-import { UsageError, ConfigError, CommandError, InternalError } from "../../src/cli/errors.ts";
+import { UsageError, ConfigError, InternalError } from "../../src/cli/errors.ts";
 
 describe("formatError", () => {
   it("只输出错误行（无 hint/usage）", () => {
diff --git a/tests/integration/flow.test.ts b/tests/integration/flow.test.ts
index 79a9f20..167d288 100644
--- a/tests/integration/flow.test.ts
+++ b/tests/integration/flow.test.ts
@@ -1,6 +1,6 @@
 import { describe, it, expect, beforeEach, afterEach } from "bun:test";
 import { existsSync } from "node:fs";
-import { mkdir, writeFile, rm, readFile, rename } from "node:fs/promises";
+import { mkdir, writeFile, rm, rename } from "node:fs/promises";
 import { join } from "node:path";
 import { runInit } from "../../src/commands/init.ts";
 import { loadConfig, getChangeDir, getArchiveDir } from "../../src/core/config.ts";