Register watering (I: 140)

[ceshew]

User Story

As a user with registered plants, I want to be able to register when I water my plants so that I can easily check when a plant was last watered.

Acceptance Criteria

• [x] Easily accessible "water"-button ('click' the plant-card)
• [x] Choose which of my registered plants was watered
• [x] Date and time automatically registers
• [x] Last watering should be visible for each plant

[ceshew]

6fcc5d666d6d5e3d2d1f5e9a508a8ec295be8b99

[ceshew]

9b30fdc373cf53036ce2c4890e13269ad047c6f8