build after API change

API.md

@@ -640,7 +640,7 @@ new LernaProject(options: LernaProjectOptions)
   * **stability** (<code>string</code>)  Package's Stability. __*Optional*__
   * **lernaVersion** (<code>[Semver](#projen-semver)</code>)  Version of lerna to use. __*Default*__: '^3.22.1'
   * **npmClient** (<code>string</code>)  Specify a specific client to run commands with (this can also be specified on a per command basis). __*Default*__: 'yarn'
-  * **packages** (<code>Array<[LernaPackage](#projen-lernapackage)></code>)  Packages to create. __*Optional*__
+  * **packages** (<code>Array<[LernaPackage](#projen-lernapackage)></code>)  Packages to create. __*Default*__: []
   * **useWorkspaces** (<code>boolean</code>)  Enables integration with Yarn Workspaces (available since yarn@0.27+). __*Default*__: true
 
 
@@ -661,6 +661,19 @@ addPackage(project: NodeProject, location?: string): void
 
 
 
+#### addWorkspace(pattern)🔹 <a id="projen-lernaproject-addworkspace"></a>
+
+Adds a workspace to the yarn workspaces list.
+
+```ts
+addWorkspace(pattern: string): void
+```
+
+* **pattern** (<code>string</code>)  The pattern to add.
+
+
+
+
 #### noHoist(project, dependency)🔹 <a id="projen-lernaproject-nohoist"></a>
 
 This can be used to opt out of hoisting for certain dependencies.
@@ -1660,7 +1673,7 @@ Name | Type | Description
 **npmClient**?🔹 | <code>string</code> | Specify a specific client to run commands with (this can also be specified on a per command basis).<br/>__*Default*__: 'yarn'
 **npmDistTag**?🔹 | <code>string</code> | The dist-tag to use when releasing to npm.<br/>__*Default*__: "latest"
 **npmignore**?🔹 | <code>Array<string></code> | Additional entries to .npmignore.<br/>__*Optional*__
-**packages**?🔹 | <code>Array<[LernaPackage](#projen-lernapackage)></code> | Packages to create.<br/>__*Optional*__
+**packages**?🔹 | <code>Array<[LernaPackage](#projen-lernapackage)></code> | Packages to create.<br/>__*Default*__: []
 **peerDependencies**?🔹 | <code>Map<string, [Semver](#projen-semver)></code> | __*Optional*__
 **peerDependencyOptions**?🔹 | <code>[PeerDependencyOptions](#projen-peerdependencyoptions)</code> | __*Optional*__
 **private**?🔹 | <code>boolean</code> | If you do not want your package published in a package manager, set this to true.<br/>__*Optional*__

test/__snapshots__/inventory.test.ts.snap

@@ -1459,6 +1459,7 @@ Array [
         "type": "unknown",
       },
       Object {
+        "default": "[]",
         "docs": "Packages to create.",
         "name": "packages",
         "optional": true,