Add isHeadlessBuild to EnvironmentInfo

Summary: Allows to attribute errors to flipper server or flipper electron

Reviewed By: passy

Differential Revision: D36698504

fbshipit-source-id: 6d07216fd05aa48b7c8cca5b53145916b64526eb

desktop/flipper-server-core/src/utils/environmentInfo.tsx

@@ -16,6 +16,7 @@ import {EnvironmentInfo, ReleaseChannel} from 'flipper-common';
 export async function getEnvironmentInfo(
   packageJsonDir: string,
   isProduction: boolean,
+  isHeadlessBuild: boolean,
 ): Promise<EnvironmentInfo> {
   const packageJson = await fs.readJSON(
     path.resolve(packageJsonDir, 'package.json'),
@@ -41,6 +42,7 @@ export async function getEnvironmentInfo(
   return {
     processId: process.pid,
     isProduction,
+    isHeadlessBuild,
     releaseChannel,
     flipperReleaseRevision,
     appVersion,