Add env flag to allow disabling remote execution

Author: sayomaki

.env.example

@@ -4,6 +4,7 @@ REACT_APP_BACKEND_URL=http://localhost:4000
 REACT_APP_USE_BACKEND=TRUE
 REACT_APP_PLAYGROUND_ONLY=FALSE
 REACT_APP_ENABLE_GITHUB_ASSESSMENTS=TRUE
+REACT_APP_ENABLE_REMOTE_EXECUTION=FALSE
 REACT_APP_SHOW_RESEARCH_PROMPT=FALSE
 
 REACT_APP_URL_SHORTENER_SIGNATURE=

src/commons/utils/Constants.ts

@@ -30,6 +30,7 @@ const moduleBackendUrl = process.env.REACT_APP_MODULE_BACKEND_URL || 'modules';
 const sharedbBackendUrl = process.env.REACT_APP_SHAREDB_BACKEND_URL || '';
 const playgroundOnly = !isTest && isTrue(process.env.REACT_APP_PLAYGROUND_ONLY, true);
 const enableGitHubAssessments = isTest || isTrue(process.env.REACT_APP_ENABLE_GITHUB_ASSESSMENTS);
+const enableRemoteExecution = isTest || isTrue(process.env.REACT_APP_ENABLE_REMOTE_EXECUTION);
 const sentryDsn = process.env.REACT_APP_SENTRY_DSN;
 const googleClientId = process.env.REACT_APP_GOOGLE_CLIENT_ID;
 const googleApiKey = process.env.REACT_APP_GOOGLE_API_KEY;
@@ -101,6 +102,7 @@ const Constants = {
   authProviders,
   playgroundOnly,
   enableGitHubAssessments,
+  enableRemoteExecution,
   sentryDsn,
   googleClientId,
   googleApiKey,

src/pages/playground/Playground.tsx

@@ -115,7 +115,7 @@ import MobileWorkspace, {
 } from '../../commons/mobileWorkspace/MobileWorkspace';
 import { SideBarTab } from '../../commons/sideBar/SideBar';
 import { SideContentTab, SideContentType } from '../../commons/sideContent/SideContentTypes';
-import { Links } from '../../commons/utils/Constants';
+import Constants, { Links } from '../../commons/utils/Constants';
 import { generateLanguageIntroduction } from '../../commons/utils/IntroductionHelper';
 import { convertParamToBoolean, convertParamToInt } from '../../commons/utils/ParamParseHelper';
 import { IParsedQuery, parseQuery } from '../../commons/utils/QueryHelper';
@@ -776,7 +776,7 @@ const Playground: React.FC<PlaygroundProps> = props => {
       }
     }
 
-    if (!isSicpEditor) {
+    if (!isSicpEditor && Constants.enableRemoteExecution) {
       tabs.push(remoteExecutionTab);
     }