fix(sirutils/core): build steps

Author: giveerr

packages/core/package.json

@@ -6,6 +6,7 @@
   "files": ["dist"],
   "exports": {
     ".": {
+      "source": "./src/index.ts",
       "default": "./dist/index.js",
       "types": "./dist/index.d.ts"
     }

packages/core/src/index.ts

@@ -0,0 +1 @@
+console.log('hi')

tools/sircli/src/index.ts

@@ -1,3 +1,5 @@
 export * from './cli'
+export * from './plugins/builder'
+export * from './utils/readJsonFile'
 
 export * from 'clerc'

tools/sircli/src/plugins/builder/plugin.ts

@@ -6,15 +6,14 @@ import { readJsonFile } from '../../utils/readJsonFile'
 import { build } from './utils/build'
 import { buildDts } from './utils/dts'
 
-// TODO: add help options
-
 export interface Entries {
   source: string
   default: string
   types?: string
 }
 
 export const builderPlugin = definePlugin({
+  // TODO: add help options
   setup: (cli: Cli) =>
     cli
       .command('build', 'build command', {