Fix typing issues in storage exp (#4334)

Author: Feiyang1

packages/storage-types/package.json

@@ -7,7 +7,8 @@
   "scripts": {
     "test": "tsc",
     "test:ci": "node ../../scripts/run_tests_in_ci.js",
-    "api-report": "api-extractor run --local --verbose"
+    "api-report": "api-extractor run --local --verbose",
+    "build:exp:release": "node ../../scripts/exp/remove-exp.js ./exp/index.d.ts"
   },
   "files": [
     "index.d.ts"

packages/storage/exp/index.ts

@@ -19,10 +19,10 @@ import {
   _registerComponent,
   registerVersion,
   _getProvider,
-  SDK_VERSION,
-  FirebaseApp
+  SDK_VERSION
   // eslint-disable-next-line import/no-extraneous-dependencies
 } from '@firebase/app-exp';
+import { FirebaseApp } from '@firebase/app-types-exp';
 
 import { XhrIoPool } from '../src/implementation/xhriopool';
 import {

scripts/exp/release.ts

@@ -265,6 +265,16 @@ async function buildPackages() {
     }
   );
 
+  // storage-types. Remove -exp in import paths in d.ts
+  await spawn(
+    'yarn',
+    ['lerna', 'run', '--scope', '@firebase/storage-types', 'build:exp:release'],
+    {
+      cwd: projectRoot,
+      stdio: 'inherit'
+    }
+  );
+
   // Database
   await spawn(
     'yarn',