feat(visManager): vis manager, settings and vis-related fixes

apps/web/src/app/app.tsx

...onents/navbar/DatabaseManagement/dbConnectionSelector.tsx

...mponents/navbar/DatabaseManagement/forms/databaseForm.tsx

...c/components/navbar/DatabaseManagement/forms/settings.tsx

apps/web/src/components/navbar/databasemenu.tsx

apps/web/src/components/navbar/navbar.tsx

apps/web/src/components/onboarding/onboarding.tsx

apps/web/src/components/onboarding/use-cases/types.ts

apps/web/src/main.css

libs/config/tailwind.config.js

libs/shared/lib/components/Dialog.tsx

libs/shared/lib/components/Resizable.tsx

libs/shared/lib/components/buttons/buttons.module.scss

libs/shared/lib/components/buttons/buttons.module.scss.d.ts

libs/shared/lib/components/buttons/index.tsx

libs/shared/lib/components/color-mode/index.tsx

libs/shared/lib/components/controls/index.tsx

libs/shared/lib/components/dropdowns/dropdowns.module.scss

libs/shared/lib/components/dropdowns/index.tsx

libs/shared/lib/components/icon/icon.stories.tsx