feat: initial undefined options handling

package/src/index.ts

@@ -13,10 +13,12 @@ import type { AstroIntegration } from 'astro'
 const ASTROSW = '@ayco/astro-sw'
 
 /**
+ * TODO: update JSDoc
  * Accepts configuration options with service worker path
  * and injects needed variables such as `__assets` generated by Astro
  */
 export default function serviceWorker(
+  // TODO handle options undefined
   options?: AstroServiceWorkerConfig
 ): AstroIntegration {
   const {
@@ -29,7 +31,7 @@ export default function serviceWorker(
     logAssets = false,
     esbuild = {},
     registrationHooks = {},
-  } = options || {}
+  } = options ?? {}
 
   const {
     installing: installingFn = () => {},