Hi there! Maggie, Shopify Expert here :)
Your store looks very appealing - I would keep an eye on the little grammar errors as these can affect conversion rate. Make sure to add necessary trust signals before launching, like About us page and the missing content on the homepage. However it's a great start!
Here are a few guides that might help:
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Shopify Expert | Ecommerce SEO Wizard
Sure - trust signals are the necessary info people need to feel confident buying from you - who you are, how to contact you, what to do if a problem arises [if they need to return an item], how much is the shipping cost, do you ship to their country, can they order delivery to their work address etc. etc.