Resolve "Allow running microfrontend in standalone mode for development"

apps/mx/index.html

apps/mx/package.json

apps/mx/public/config/api.config.json

apps/mx/public/config/ui.config.json

apps/mx/src/App.tsx

apps/mx/src/main.tsx

apps/mx/src/standalone/InvestigationDatasets.tsx

apps/mx/src/standalone/providers/ConfigProvider.tsx

apps/mx/src/standalone/providers/ViewersProvider.tsx

apps/mx/src/standalone/routing/AppRouter.tsx

apps/mx/src/standalone/routing/Navigation.tsx

apps/mx/src/standalone/scss/colors.scss

apps/mx/src/standalone/scss/images/esrf-white.png

apps/mx/src/standalone/scss/main.scss

apps/mx/src/standalone/viewers/DatasetViewer.tsx

apps/mx/src/standalone/viewers/InvestigationViewer.tsx

apps/mx/src/standalone/viewers/SampleViewer.tsx

apps/mx/tsconfig.json

apps/portal/package.json

apps/portal/src/App.tsx