docs: add details about --config

README.md

@@ -52,7 +52,7 @@ Stream Sprout is developed on Linux 🐧 and should work on macOS 🍏 or any ot
 ### Debian
 
 - Download the Stream Sprout .deb package from the [releases page](https://github.com/wimpysworld/stream-sprout/releases) 📦️
-- Install it with `apt-get install ./stream-sprout_0.1.3-1_all.deb`.
+- Install it with `apt-get install ./stream-sprout_0.1.4-1_all.deb`.
 
 ### macOS
 
@@ -81,7 +81,7 @@ See the flake on FlakeHub for more details:
 ### Ubuntu
 
 - Download the Stream Sprout .deb package from the [releases page](https://github.com/wimpysworld/stream-sprout/releases) 📦️
-- Install it with `apt-get install ./stream-sprout_0.1.3-1_all.deb`.
+- Install it with `apt-get install ./stream-sprout_0.1.4-1_all.deb`.
 
 ### From source
 
@@ -96,13 +96,23 @@ cd stream-sprout
 
 Copy the [example Stream Sprout configuration](https://github.com/wimpysworld/stream-sprout/blob/main/stream-sprout.yaml.example) and edit it to suit your needs 📝
 
-Stream Sprout will look for a configuration file in the following locations, in this order:
+You can specify the configuration file to use with the `--config <path>` option.
+If you don't specify a configuration file, Stream Sprout will look for a configuration file in the following locations, in this order:
+
 - Current working directory `./stream-sprout.yaml`
 - XDG configuration directory `$XDG_CONFIG_HOME/stream-sprout.yaml` (*Linux*) or `~/.config/stream-sprout.yaml` (*macOS*)
 - `/etc/stream-sprout.yaml`
 
 ### Server
 
+```yaml
+server:
+ url: "rtmp://127.0.0.1:1935"
+ key: "create your key with uuidgen here"
+ archive_stream: false
+ archive_path: "${HOME}/Streams"
+```
+
 The `server:` section is used to configure the RTMP server that Stream Sprout creates; it must be an RTMP URL.
 The default port for RTMP is `1935`, but you can use any port you like.
 If you remotely host Stream Sprout, you should use an IP address in the `url:` that accessible by your computer that runs OBS Studio and also set `key:` to a secure value to prevent unauthorized access.
@@ -113,14 +123,6 @@ If `archive_path:` is not accessible, Stream Sprout will fallback to using the c
 
 Here's an example configuration for the Stream Sprout `server:` section.
 
-```yaml
-server:
- url: "rtmp://127.0.0.1:1935"
- key: "create your key with uuidgen here"
- archive_stream: false
- archive_path: "${HOME}/Streams"
-```
-
 ### Services
 
 `services:` are arbitrarily named.