Add idea configuration + auto-format

.gitmodules

ZolaApp/.idea/.gitignore

ZolaApp/.idea/.name

ZolaApp/.idea/DojoDoc.iml

ZolaApp/.idea/codeStyles

ZolaApp/.idea/inspectionProfiles/Project_Default.xml

ZolaApp/.idea/inspectionProfiles/inspectionProfiles

ZolaApp/.idea/jetbrainsConfiguration

ZolaApp/.idea/modules.xml

ZolaApp/.idea/sqldialects.xml

ZolaApp/.idea/vcs.xml

ZolaApp/content/_index.fi.md

ZolaApp/content/_index.md

ZolaApp/content/docs/_index.md

ZolaApp/content/docs/backendapi/_index.md

ZolaApp/content/docs/backendapi/how-to-add-a-new-route.md

...s/backendapi/how-to-setup-your-development-environment.md

ZolaApp/content/docs/backendapi/introduction.md

ZolaApp/content/docs/cli/_index.md

ZolaApp/content/docs/cli/assignment-creation.md