style: make type imports explicit

Author: antongolub

src/core.ts

@@ -13,10 +13,15 @@
 // limitations under the License.
 
 import assert from 'node:assert'
-import { spawn, spawnSync, StdioOptions, IOType } from 'node:child_process'
+import {
+  type StdioOptions,
+  type IOType,
+  spawn,
+  spawnSync,
+} from 'node:child_process'
 import { type Encoding } from 'node:crypto'
-import { AsyncHook, AsyncLocalStorage, createHook } from 'node:async_hooks'
-import { Readable, Writable } from 'node:stream'
+import { type AsyncHook, AsyncLocalStorage, createHook } from 'node:async_hooks'
+import { type Readable, type Writable } from 'node:stream'
 import { inspect } from 'node:util'
 import { EOL } from 'node:os'
 import {
@@ -31,7 +36,7 @@ import {
   type TSpawnStore,
 } from './vendor.js'
 import {
-  Duration,
+  type Duration,
   errnoMessage,
   exitCodeInfo,
   formatCmd,

src/goods.ts

@@ -20,8 +20,8 @@ import {
   chalk,
   minimist,
   nodeFetch,
-  RequestInfo,
-  RequestInit,
+  type RequestInfo,
+  type RequestInit,
 } from './vendor.js'
 
 export { default as path } from 'node:path'