fix typo in safeguards

See merge request aaron.spring/s2s-ai-challenge-template!8

Update environment.yml

See merge request aaron.spring/s2s-ai-challenge-template!7

showcase different data access options

Closes #1

See merge request aaron.spring/s2s-ai-challenge-template!2

Update instructions

See merge request aaron.spring/s2s-ai-challenge-template!6

renku datasets and initial notebooks

See merge request aaron.spring/s2s-ai-challenge-template!4

renku dataset add --create hindcast-like-observations_2000-2019_biweekly_tercile-edges data/hindc...