Fix README

- Fix incorrect info on current API
- Update To-do list

README.md

@@ -1,6 +1,6 @@
 # OpenWeatherWidget
 
-Tiny desktop widget for weather updates using the [OpenWeatherMap](https://openweathermap.org) API.
+Minimal weather widget for your desktop updates using the [OpenWeatherMap](https://openweathermap.org) API.
 
 ## Status
 ⚠️ Work in progress - not ready for general use.
@@ -24,17 +24,23 @@ units="metric"
 
 ## API
 
-* Currently uses **Weather API v2.5**.
-* While this API is deprecated in favor of [One Call API 3.0](https://openweathermap.org/api/one-call-3), it still works as of today.
-* One Call API 3.0 is free for up to 1000 API calls per day, but requires payment information for subscription.
-* Migration to v3.0 may be considered later.
+- Currently uses the [Free API v2.5](https://openweathermap.org/appid). Find details on [Postman](https://www.postman.com/api-evangelist/openweathermap/request/9dt1g2m/call-current-weather-data-for-one-location).
+- [One Call API 3.0](https://openweathermap.org/api/one-call-3) is free for up to 1000 API calls per day, but requires payment information for subscription.  
+- Support for student plan
+- Support for One Call v3.0 may be considered later.
 
 ## To-do  
 
 - [x] TOML configuration file  
-- [x] Fetch and parse weather data from openweathermap.org
+- [x] Fetch and parse current weather data from openweathermap.org
+- [ ] Weather forecast query  
 - [ ] Complete configuration  
 - [ ] CLI args  
 - [ ] GUI - [iced](https://book.iced.rs/)  
 - [ ] Icons  
-- [ ] Migrate to One Call API 3.0  
+- [ ] Support One Call API 3.0  
+
+# Low-probability To-do  
+
+- [ ] Historical weather query  
+- [ ] Weather maps