build headless

Summary:
- create a zip-file when building the headless version of Flipper
- restore pkg cache in Sandcastle from pantri
- run build script in sandcastle.

Changes need to go together with D13942919

Reviewed By: passy

Differential Revision: D13942701

fbshipit-source-id: caac7d6cda99fec2a6836c652957ff609a0bf8bb

static/compilePlugins.js

@@ -206,6 +206,9 @@ async function compilePlugin(
               'index.js',
             ),
           },
+          resolver: {
+            blacklistRE: /\/sonar\/dist\//,
+          },
         },
         {
           entry: entry.replace(rootDir, '.'),