feat: add packageAfterCopy hook to install external dependencies

forge.config.ts

@@ -7,6 +7,9 @@ import { AutoUnpackNativesPlugin } from '@electron-forge/plugin-auto-unpack-nati
 import { WebpackPlugin } from '@electron-forge/plugin-webpack';
 import { FusesPlugin } from '@electron-forge/plugin-fuses';
 import { FuseV1Options, FuseVersion } from '@electron/fuses';
+import { execSync } from 'child_process';
+import fs from 'fs';
+import path from 'path';
 
 import { mainConfig } from './webpack.main.config';
 import { rendererConfig } from './webpack.renderer.config';
@@ -58,6 +61,45 @@ const config: ForgeConfig = {
       [FuseV1Options.OnlyLoadAppFromAsar]: true,
     }),
   ],
+  hooks: {
+    packageAfterCopy: async (
+      forgeConfig,
+      buildPath,
+      _electronVersion,
+      _platform,
+      _arch,
+    ) => {
+      console.log('Hook: Installing external dependencies...');
+
+      // 1. Use process.cwd() for ESM/TS compatibility
+      const rootDir = process.cwd();
+      const pkgPath = path.join(rootDir, 'package.json');
+
+      // 2. Read and parse your app's main package.json
+      const appPkg = JSON.parse(fs.readFileSync(pkgPath, 'utf8'));
+
+      // 3. Create a minimal package.json in the packaged app directory
+      const buildPkgPath = path.join(buildPath, 'package.json');
+      const buildPkg = {
+        name: 'protrack3-externals',
+        private: true,
+        dependencies: {
+          sqlite3: appPkg.dependencies?.['sqlite3'],
+          'azure-devops-node-api': appPkg.dependencies?.['azure-devops-node-api'],
+        },
+      };
+
+      fs.writeFileSync(buildPkgPath, JSON.stringify(buildPkg, null, 2));
+
+      // 4. Run npm install inside the packaged folder
+      execSync('npm install --omit=dev', {
+        cwd: buildPath,
+        stdio: 'inherit',
+      });
+
+      console.log('Hook: External dependencies installed successfully!');
+    },
+  },
 };
 
 export default config;