update README

README.md

@@ -21,15 +21,15 @@ I want to automate as much as possible which makes sense and is easy to build.
 
 ## Features / ToDo List
 
-- Measure values
+- Measure values :white_check_mark:
   - Humidity :white_check_mark:
   - soil moisture :white_check_mark: 
   - temperature :white_check_mark:
   - water level for water tank :white_check_mark:
-- LED grow light control (on/off, dimming, max. 12V 50W load )
-- fan control (on/off, (PWM?) max 1A)
-- pump control for automatic watering (max 1A)
-- Web UI and REST API for data and controlling
+- LED grow light control (on/off, dimming, max. 12V 50W load ) :large_blue_circle:
+- fan control (on/off, (PWM?) max 1A) :large_blue_circle:
+- pump control for automatic watering (max 1A) :large_blue_circle:
+- Web UI and REST API for data and controlling :red_circle:
   - simple web ui
   - Send notifications with web call (e.g. for mastodon) 
   - predefined grow profiles 
@@ -39,12 +39,14 @@ I want to automate as much as possible which makes sense and is easy to build.
     - grow profile
     - wifi settings
     - settings in general
-- Easy to build and use for beginners (i hope so!)
+- Easy to build and use for beginners (i hope so!) :red_circle:
   - easy to build up on a perfboard
   - easy to etch pcb
   - easy to access and modify
   - low cost as possible! 
 
+:white_check_mark: Done - :large_blue_circle: In Progress - :red_circle: ToDo
+
 ## Parts used
 
 - ESP8266 D1 mini