feat: add badges for fyne, codecov and download

Author: ErikKalkoken

README.md

@@ -3,10 +3,14 @@
 A desktop app for viewing large JSON files.
 
 [![GitHub Release](https://img.shields.io/github/v/release/ErikKalkoken/janice)](https://github.com/ErikKalkoken/janice)
+[![Fyne](https://img.shields.io/badge/dynamic/regex?url=https%3A%2F%2Fgithub.com%2FErikKalkoken%2Fjanice%2Fblob%2Fmain%2Fgo.mod&search=fyne%5C.io%5C%2Ffyne%5C%2Fv2%20(v%5Cd*%5C.%5Cd*%5C.%5Cd*)&replace=%241&label=Fyne&cacheSeconds=https%3A%2F%2Fgithub.com%2Ffyne-io%2Ffyne)](https://github.com/fyne-io/fyne)
 [![build status](https://github.com/ErikKalkoken/janice/actions/workflows/ci-cd.yml/badge.svg)](https://github.com/ErikKalkoken/janice/actions/workflows/ci-cd.yml)
+[![codecov](https://codecov.io/gh/ErikKalkoken/janice/graph/badge.svg?token=nei6PLRXrD)](https://codecov.io/gh/ErikKalkoken/janice)
 [![GitHub License](https://img.shields.io/github/license/ErikKalkoken/janice)](https://github.com/ErikKalkoken/janice)
 [![GitHub Downloads (all assets, all releases)](https://img.shields.io/github/downloads/ErikKalkoken/janice/total)](https://github.com/ErikKalkoken/janice/releases)
 
+[![download](https://github.com/user-attachments/assets/c8de336f-8c42-4501-86bb-dbc9c66db1f0)](https://github.com/ErikKalkoken/janice/releases/latest)
+
 ## Contents
 
 - [Description](#description)