fix: plugin build error

packages/core/build/src/buildPlugin.ts

@@ -33,7 +33,7 @@ import {
   checkRequire,
   getExcludePackages,
   getIncludePackages,
-  getPackagesFromFiles,
+  getPluginBrowserSourcePackages,
   getSourcePackages,
 } from './utils/buildPluginUtils';
 import { getDepPkgPath, getDepsConfig } from './utils/getDepsConfig';
@@ -630,8 +630,7 @@ export async function buildPluginClient(
     });
     clientFiles.push(...commercialFiles);
   }
-  const clientFileSource = clientFiles.map((item) => fs.readFileSync(item, 'utf-8'));
-  const sourcePackages = getPackagesFromFiles(clientFileSource);
+  const sourcePackages = getPluginBrowserSourcePackages(cwd, globExcludeFiles);
   const excludePackages = getExcludePackages(sourcePackages, external, pluginPrefix);
 
   checkRequire(clientFiles, log);

packages/core/build/src/utils/buildPluginUtils.ts

@@ -9,6 +9,7 @@
 
 import fs from 'fs';
 import chalk from 'chalk';
+import fg from 'fast-glob';
 import { builtinModules } from 'module';
 import path from 'path';
 
@@ -73,6 +74,16 @@ export function getPackagesFromFiles(files: string[]): string[] {
   return [...new Set(packageNames)];
 }
 
+export function getPluginBrowserSourcePackages(cwd: string, excludeFiles: string[]): string[] {
+  const files = fg.globSync(['src/**/*.{ts,js,tsx,jsx,mjs}', '!src/server/**', ...excludeFiles], {
+    cwd,
+    absolute: true,
+  });
+  const source = files.map((item) => fs.readFileSync(item, 'utf-8'));
+
+  return getPackagesFromFiles(source);
+}
+
 export function getSourcePackages(fileSources: string[]): string[] {
   return getPackagesFromFiles(fileSources);
 }

packages/core/test/src/__tests__/build/buildPluginUtils.test.ts

@@ -7,7 +7,11 @@
  * For more information, please refer to: https://www.nocobase.com/agreement.
  */
 
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 import {
+  getPluginBrowserSourcePackages,
   getPackageNameFromString,
   getPackagesFromFiles,
   isValidPackageName,
@@ -32,4 +36,35 @@ describe('buildPluginUtils package extraction', () => {
 
     expect(packages).toEqual(expect.arrayContaining(['big.js', '@scope/pkg.name', 'json-pointer']));
   });
+
+  it('should discover client-v2 runtime packages for client lane relative imports', () => {
+    const tempRoot = fs.mkdtempSync(path.join(os.tmpdir(), 'nocobase-plugin-browser-source-'));
+
+    try {
+      fs.mkdirSync(path.join(tempRoot, 'src/client'), { recursive: true });
+      fs.mkdirSync(path.join(tempRoot, 'src/client-v2/flow'), { recursive: true });
+      fs.mkdirSync(path.join(tempRoot, 'src/server'), { recursive: true });
+
+      fs.writeFileSync(
+        path.join(tempRoot, 'src/client/index.tsx'),
+        ["import React from 'react';", "import '../client-v2/flow/model';", 'export default React;'].join('\n'),
+      );
+      fs.writeFileSync(
+        path.join(tempRoot, 'src/client-v2/flow/model.ts'),
+        [
+          "import { titleField } from '@nocobase/client-v2';",
+          "import { defineAction } from '@nocobase/flow-engine';",
+          'export const model = defineAction({ ...titleField, name: "bulkEditTitleField" });',
+        ].join('\n'),
+      );
+      fs.writeFileSync(path.join(tempRoot, 'src/server/plugin.ts'), "import Koa from 'koa';\nexport default Koa;");
+
+      const packages = getPluginBrowserSourcePackages(tempRoot, []);
+
+      expect(packages).toEqual(expect.arrayContaining(['react', '@nocobase/client-v2', '@nocobase/flow-engine']));
+      expect(packages).not.toContain('koa');
+    } finally {
+      fs.rmSync(tempRoot, { recursive: true, force: true });
+    }
+  });
 });