Add TL;DR

Author: Angel Barrera

README.md

@@ -6,3 +6,38 @@ This project offers a way to securize your backends with a basic golang reverse
 
 ## TLDR;
 
+Expose your services with basic authentication.
+
+```bash
+$ wget -O basic-auth-reverse-proxy.tar.gz -q https://github.com/angelbarrera92/basic-auth-reverse-proxy/releases/download/v0.1.2/basic-auth-reverse-proxy_0.1.2_linux_amd64.tar.gz
+$ tar -zxvf basic-auth-reverse-proxy.tar.gz
+README.md
+basic-auth-reverse-proxy
+$ cat >> authn.yaml <<EOL
+users:
+  - username: Angel
+    password: Barrera
+EOL
+$ ./basic-auth-reverse-proxy serve
+```
+
+Then a local server is started. Try to access it:
+
+```bash
+$ curl http://localhost:11811/get
+Unauthorised
+$ curl http://Angel:Barrera@localhost:11811/get
+{
+  "args": {},
+  "headers": {
+    "Accept": "*/*",
+    "Accept-Encoding": "gzip",
+    "Authorization": "Basic QW5nZWw6QmFycmVyYQ==",
+    "Host": "httpbin.org",
+    "User-Agent": "curl/7.58.0",
+    "X-Forwarded-Host": "localhost:11811"
+  },
+  "origin": "127.0.0.1, 80.25.227.133, 127.0.0.1",
+  "url": "https://localhost:11811/get"
+}
+```