https://opendata.swiss/fr/dataset/swissboundaries3d-kantonsgrenzen cantonal boundries

https://www.bfs.admin.ch/bfs/fr/home/statistiques/statistique-regions/fonds-cartes/geometries-base.assetdetail.24106754.html municipality boundaries

Info on cycle tracks is available for some cantons, for instance Geneva https://ge.ch/sitg/fiche/6613 and some municipalities, for instance Nyon https://map.cartolacote.ch/s/nTrn. Google maps gives info on bike lanes (choose the layer bottom left), but is not always uptodate.