fix markdown in readme, other changes

add build badges, fix the link, and add build requirements.

README.md

@@ -2,7 +2,17 @@
 HLTV Top 30 rank analysis tool
 
 ## Results
-I have posted the results of this (https://www.hltv.org/forums/threads/2842404/top-30-analysis)[here]. (HLTV.org)
+I have posted the results of this [here](https://www.hltv.org/forums/threads/2842404/top-30-analysis).
 
 ## Purpose
 This was just a very quick fun project involving HTML parsing in C, something I have not done too much with, but I am interesting in learning more into networking and webserver design, so I thought this would be a fun project.
+
+## Build State
+![macOS Build](https://github.com/noahw2021/hltv-rank-analysis/actions/workflows/macos.yml/badge.svg)
+
+![Ubuntu Build](https://github.com/noahw2021/hltv-rank-analysis/actions/workflows/linux.yml/badge.svg)
+
+### Build Requirements
+This project depends on the curl library, which is installed by default on macOS, and can be obtained with the following command under Ubuntu Linux:
+
+`sudo apt install libcurl-dev`