Here is the full list of all 18 Eastshade achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Wash up in Ingov's cave.
Craft 15 canvases.
Brew every type of tea.
Buy Osha's sealant with glowstones.
Correctly identify "The Thief of Sinkwood Inn."
Discover every location.
Complete every quest.
Collect all the candles.
Complete every commission from Yevheniy's Art Gallery.
Leave Eastshade.
Build your first tent.
Reach the highest peak in Eastshade.
Reunite the lost children with their father.
Catch 10 fish.