chore: Decouple build logic

.esbuild/util.ts

@@ -3,7 +3,7 @@ import { fileURLToPath } from 'url';
 import type { BuildOptions } from 'esbuild';
 import { readFileSync } from 'fs';
 import jsonSchemaPlugin from './jsonSchemaPlugin.js';
-import { packageOptions } from '../.build/common.js';
+import type { PackageOptions } from '../.build/common.js';
 import { jisonPlugin } from './jisonPlugin.js';
 
 const __dirname = fileURLToPath(new URL('.', import.meta.url));
@@ -13,10 +13,10 @@ export interface MermaidBuildOptions extends BuildOptions {
   core: boolean;
   metafile: boolean;
   format: 'esm' | 'iife';
-  entryName: keyof typeof packageOptions;
+  options: PackageOptions;
 }
 
-export const defaultOptions: Omit<MermaidBuildOptions, 'entryName'> = {
+export const defaultOptions: Omit<MermaidBuildOptions, 'entryName' | 'options'> = {
   minify: false,
   metafile: false,
   core: false,
@@ -52,9 +52,14 @@ const getFileName = (fileName: string, { core, format, minify }: MermaidBuildOpt
 };
 
 export const getBuildConfig = (options: MermaidBuildOptions): BuildOptions => {
-  const { core, entryName, metafile, format, minify } = options;
+  const {
+    core,
+    metafile,
+    format,
+    minify,
+    options: { name, file, packageName },
+  } = options;
   const external: string[] = ['require', 'fs', 'path'];
-  const { name, file, packageName } = packageOptions[entryName];
   const outFileName = getFileName(name, options);
   const output: BuildOptions = buildOptions({
     absWorkingDir: resolve(__dirname, `../packages/${packageName}`),