chore: fix CI with new typescript setup (#1194)

Co-authored-by: Ralph Khreish <Crunchyman-ralph@users.noreply.github.com>
Co-authored-by: claude[bot] <209825114+claude[bot]@users.noreply.github.com>

packages/build-config/src/tsup.base.ts

@@ -0,0 +1,151 @@
+/**
+ * Base tsup configuration for Task Master monorepo
+ * Provides shared configuration that can be extended by individual packages
+ */
+import type { Options } from 'tsup';
+
+const isProduction = process.env.NODE_ENV === 'production';
+const isDevelopment = !isProduction;
+
+/**
+ * Base configuration for library packages (tm-core, etc.)
+ */
+export const libraryConfig: Partial<Options> = {
+	format: ['cjs', 'esm'],
+	target: 'es2022',
+	// Sourcemaps only in development to reduce production bundle size
+	sourcemap: isDevelopment,
+	clean: true,
+	dts: true,
+	// Enable optimizations in production
+	splitting: isProduction,
+	treeshake: isProduction,
+	minify: isProduction,
+	bundle: true,
+	esbuildOptions(options) {
+		options.conditions = ['module'];
+		// Better source mapping in development only
+		options.sourcesContent = isDevelopment;
+		// Keep original names for better debugging in development
+		options.keepNames = isDevelopment;
+	},
+	// Watch mode configuration for development
+	watch: isDevelopment ? ['src'] : false
+};
+
+/**
+ * Base configuration for CLI packages
+ */
+export const cliConfig: Partial<Options> = {
+	format: ['esm'],
+	target: 'node18',
+	splitting: false,
+	// Sourcemaps only in development to reduce production bundle size
+	sourcemap: isDevelopment,
+	clean: true,
+	dts: true,
+	shims: true,
+	// Enable minification in production for smaller bundles
+	minify: isProduction,
+	treeshake: isProduction,
+	esbuildOptions(options) {
+		options.platform = 'node';
+		// Better source mapping in development only
+		options.sourcesContent = isDevelopment;
+		// Keep original names for better debugging in development
+		options.keepNames = isDevelopment;
+	}
+};
+
+/**
+ * Base configuration for executable bundles (root level)
+ */
+export const executableConfig: Partial<Options> = {
+	format: ['esm'],
+	target: 'node18',
+	splitting: false,
+	// Sourcemaps only in development to reduce production bundle size
+	sourcemap: isDevelopment,
+	clean: true,
+	bundle: true, // Bundle everything into one file
+	// Minify in production for smaller executables
+	minify: isProduction,
+	// Handle TypeScript imports transparently
+	loader: {
+		'.js': 'jsx',
+		'.ts': 'ts'
+	},
+	esbuildOptions(options) {
+		options.platform = 'node';
+		// Allow importing TypeScript from JavaScript
+		options.resolveExtensions = ['.ts', '.js', '.mjs', '.json'];
+		// Better source mapping in development only
+		options.sourcesContent = isDevelopment;
+		// Keep original names for better debugging in development
+		options.keepNames = isDevelopment;
+	}
+};
+
+/**
+ * Common external modules that should not be bundled
+ */
+export const commonExternals = [
+	// Native Node.js modules
+	'fs',
+	'path',
+	'child_process',
+	'crypto',
+	'os',
+	'url',
+	'util',
+	'stream',
+	'http',
+	'https',
+	'events',
+	'assert',
+	'buffer',
+	'querystring',
+	'readline',
+	'zlib',
+	'tty',
+	'net',
+	'dgram',
+	'dns',
+	'tls',
+	'cluster',
+	'process',
+	'module'
+];
+
+/**
+ * Utility function to merge configurations
+ */
+export function mergeConfig(
+	baseConfig: Partial<Options>,
+	overrides: Partial<Options>
+): Options {
+	return {
+		...baseConfig,
+		...overrides,
+		// Merge arrays instead of overwriting
+		external: [...(baseConfig.external || []), ...(overrides.external || [])],
+		// Merge esbuildOptions
+		esbuildOptions(options, context) {
+			if (baseConfig.esbuildOptions) {
+				baseConfig.esbuildOptions(options, context);
+			}
+			if (overrides.esbuildOptions) {
+				overrides.esbuildOptions(options, context);
+			}
+		}
+	} as Options;
+}
+
+/**
+ * Environment helpers
+ */
+export const env = {
+	isProduction,
+	isDevelopment,
+	NODE_ENV: process.env.NODE_ENV || 'development'
+};