readme: add usage example

.gitignore

@@ -37,10 +37,6 @@ modules.order
 Module.symvers
 Mkfile.old
 dkms.conf
-.idea
-*.iml
-out
-gen
 .idea/**/workspace.xml
 .idea/**/tasks.xml
 .idea/**/usage.statistics.xml
@@ -59,7 +55,7 @@ gen
 .idea/**/libraries
 cmake-build-*/
 .idea/**/mongoSettings.xml
-*.iwss
+*.iws
 out/
 .idea_modules/
 atlassian-ide-plugin.xml
@@ -70,4 +66,15 @@ crashlytics.properties
 crashlytics-build.properties
 fabric.properties
 .idea/httpRequests
-.idea/caches/build_file_checksums.ser
+.idea/caches/build_file_checksums.ser
+CMakeLists.txt.user
+CMakeCache.txt
+CMakeFiles
+CMakeScripts
+Testing
+Makefile
+cmake_install.cmake
+install_manifest.txt
+compile_commands.json
+CTestTestfile.cmake
+_deps

README.md

@@ -1,20 +1,19 @@
-<div align="center">
-  <h1>calcplusplus</h1>
-</div>
+<h1 align="center">calcplusplus</h1>
+<h2 align="center">TUI calculator written in C++ using FTXUI</h2>
 
-<p align="center">
+<div align="center">
   <img alt="Stargazers" src="https://img.shields.io/github/stars/budchirp/calcplusplus?style=for-the-badge&colorA=0b1221&colorB=ff8e8e" />
   <img alt="Last commit" src="https://img.shields.io/github/last-commit/budchirp/calcplusplus?style=for-the-badge&colorA=0b1221&colorB=BDB0E4" />
   <img alt="Issues" src="https://img.shields.io/github/issues/budchirp/calcplusplus?style=for-the-badge&colorA=0b1221&colorB=FBC19D" />
-</p>
+</div>
 
 
 ## 💾 Installation
 
 ### Requirements
 
 1. C compiler
-2. CMake
+2. CMake & Make
 
 ### How to install?
 
@@ -34,3 +33,7 @@ cmake ../ && make -j$(nproc)
 > NOTE: If you're using fish, remove the `$` sign.
 
 3. Have fun!
+
+```sh
+./build/calcplusplus
+```