Here is the full list of all 36 Borderlight achievements.
You picked 100 flowers. Legendary.
You picked 75 flowers.
You got 1000 settlers. Legendary.
Reach 10 Food Gains/Hour.
Reach 10 Wood Gains/Hour.
You assigned 10 settlers a logging job.
You assigned 10 settlers a mining job.
You assigned 10 settlers a farming job.
You picked 50 flowers.
You gave a settler a job.
You got 10,000 food. Legendary.
You sold a resource.
You reached level 100. Legendary.
You got 10,000 gold. Legendary.
You reached level 75.
You got 10,000 stone. Legendary.
You got 10,000 wood. Legendary.
Legendary.
You reached level 50.
Nice!
You're the real MVP.
You got 10 settlers.
You got 100 settlers.
You got 1,000 food.
You reached level 25.
You got 1,000 gold.
Reach 10 Stone Gains/Hour.
You reached level 10.
You constructed a building.
You got 1,000 stone.
You got 1,000 wood.
You upgraded an existing building.
You picked 25 flowers.
You leveled up.
You picked 10 flowers.
You picked a flower.