updated the readme

Author: alash3al

.gitignore

@@ -0,0 +1 @@
+bin/*

README.md

@@ -10,3 +10,26 @@ How it works
 
 How to install
 ===============
+- Download a release file from [here](https://github.com/alash3al/tlx/releases)
+- Extract the file from the archive
+- open your Command Line Interface in the working directory of the extraction process
+- run `./tlx --help` to test it
+
+Usage
+=========
+
+#### Creating Cert & Key
+```bash
+# the key
+openssl ecparam -genkey -name secp384r1 -out server.key
+
+# the cert
+openssl req -new -x509 -sha256 -key server.key -out server.crt -days 3650
+```
+
+#### Run
+```bash
+# listen on ":9000" and forward the requests to "localhost:8000"
+# then set the tls cert and key
+./tlx -backend "localhost:8000" -listen ":9000" -cert "./server.crt" -key "./server.key"
+```