fix(webpack): set __webpack_public_path__

Required for loading webpack chunks if the app is in a non-default apps
folder (like `apps-extra/`).

Signed-off-by: Jonas <jonas@freesources.org>

src/main.js

@@ -25,10 +25,13 @@ import Collectives from './Collectives.vue'
 import router from './router.js'
 import store from './store/store.js'
 import { sync } from 'vuex-router-sync'
+import { generateFilePath } from '@nextcloud/router'
 
 /** Global directives */
 import VTooltip from '@nextcloud/vue/dist/Directives/Tooltip.js'
 
+__webpack_public_path__ = generateFilePath('collectives', '', 'js/') // eslint-disable-line
+
 // Register global directives
 Vue.directive('Tooltip', VTooltip)