Build fixes

Author: MarkDuckworth

package.json

@@ -47,7 +47,7 @@
     "size-report": "ts-node-script scripts/size_report/report_binary_size.ts",
     "modular-export-size-report": "ts-node-script scripts/size_report/report_modular_export_binary_size.ts",
     "api-report": "lerna run --scope @firebase/* api-report",
-    "xpostinstall": "patch-package && yarn --cwd repo-scripts/changelog-generator build",
+    "postinstall": "patch-package && yarn --cwd repo-scripts/changelog-generator build",
     "sa": "ts-node-script repo-scripts/size-analysis/cli.ts",
     "api-documenter-devsite": "ts-node-script repo-scripts/api-documenter/src/start.ts",
     "format": "ts-node ./scripts/format/format.ts"

packages/firestore/externs.json

@@ -24,9 +24,9 @@
     "packages/firestore/dist/internal.pipelines.d.ts",
     "packages/firestore-types/index.d.ts",
     "packages/firebase/compat/index.d.ts",
-    "packages/component/dist/component/src/component.d.ts",
-    "packages/component/dist/component/src/provider.d.ts",
-    "packages/component/dist/component/src/component_container.d.ts",
+    "packages/component/dist/src/component.d.ts",
+    "packages/component/dist/src/provider.d.ts",
+    "packages/component/dist/src/component_container.d.ts",
     "packages/logger/dist/src/logger.d.ts",
     "packages/webchannel-wrapper/dist/bloom-blob/bloom_blob_types.d.ts",
     "packages/webchannel-wrapper/dist/webchannel-blob/webchannel_blob_types.d.ts",

packages/firestore/package.json

@@ -165,7 +165,7 @@
   "bugs": {
     "url": "https://github.com/firebase/firebase-js-sdk/issues"
   },
-  "types": "dist/index.d.ts",
+  "types": "dist/firestore/src/index.d.ts",
   "nyc": {
     "extension": [
       ".ts"