[dx] Add docs to lazy caching. (#2672)

Previously, our docs site would always get rebuilt. Now it'll be
slightly smarter with lazy.

### Change Type

- [x] `internal` — Any other changes that don't affect the published
package[^2]

lazy.config.ts

@@ -12,6 +12,7 @@ const config = {
 		exclude: [
 			'<allWorkspaceDirs>/coverage/**/*',
 			'<allWorkspaceDirs>/dist*/**/*',
+			'<allWorkspaceDirs>/.next*/**/*',
 			'**/*.tsbuildinfo',
 			'<rootDir>/docs/gen/**/*',
 		],
@@ -28,6 +29,20 @@ const config = {
 						inputs: ['api/**/*', 'src/**/*'],
 					},
 				},
+				'apps/docs': {
+					cache: {
+						inputs: [
+							'app/**/*',
+							'api/**/*',
+							'components/**/*',
+							'public/**/*',
+							'scrips/**/*',
+							'styles/**/*',
+							'types/**/*',
+							'utils/**/*',
+						],
+					},
+				},
 			},
 		},
 		dev: {

lerna.json

@@ -1,7 +1,5 @@
 {
 	"$schema": "node_modules/lerna/schemas/lerna-schema.json",
-	"packages": [
-		"packages/*"
-	],
+	"packages": ["packages/*"],
 	"version": "2.0.0-beta.2"
 }