chore: Update README.md

README.md

@@ -1,2 +1,19 @@
 # php-wol-redirector
-Sends a WOL packet to the specified host on website request and redirects to the hosted website after a timeout
+
+Sends a WOL packet to the specified host on website request and redirects to the hosted website after a timeout.
+
+## Installation
+
+1. Copy it to your hosting solution.
+2. Copy the `config.sample.json` to `config.json`.
+3. Edit the `config.json` to your liking.
+4. Replace the links that point to the devices that are WoL capable.
+   > Hint: Use the `./encode_url.php` script to generate the parameters.
+
+## `config.json` definition
+
+| Key        | Description                                                                  |
+|------------|------------------------------------------------------------------------------|
+| `host.mac` | The MAC address of the adapter that you want to wake (get it with `ip addr`) |
+| `host.ip`  | The IP address of the device you want to wake (only used for routing)        |
+| `timeout`  | The timeout between refreshes in the browser                                 |