feat: create experimentation page

_variables.scss

assets/action-view.png

assets/anim-comparison.webp

assets/anim-connectors.webp

assets/anim-method.webp

assets/anim-wow.webp

assets/banner-experimentation.jpg

assets/challenge-view.PNG

assets/clouds.png

assets/exp-conso-graph.png

assets/exp-subscribe-graph.png

assets/glass.svg

assets/icon-alert.png

assets/icon-file-cabinet.png

assets/icon-folded-hands.png

assets/icon-lightbulb.png

assets/icon-link.png

assets/icon-microscope.png

assets/icon-note.png

assets/icon-speak.png