Web: force gc in server.js

nasal-web-app/server.js

@@ -3,6 +3,7 @@ const path = require('path');
 const yargs = require('yargs/yargs');
 const { hideBin } = require('yargs/helpers');
 const koffi = require('koffi');
+require('expose-gc');
 
 // Parse command line arguments
 const argv = yargs(hideBin(process.argv))
@@ -83,6 +84,7 @@ app.post('/eval', (req, res) => {
     } finally {
         if (argv.verbose) console.log('Cleaning up Nasal context');
         nasalLib.nasal_cleanup(ctx);
+        global.gc()
     }
 });