docs: Move usage instructions from installation to getting started

Signed-off-by: Sietze van Buuren <s.van.buuren@gmail.com>

docs/getting_started.md

@@ -8,6 +8,39 @@ generating a Simple-CDD profile from a YAML recipe.
 Install Simple-CDD-YAML according to the [installation
 instructions](installation.md).
 
+## Usage
+
+Now that Simple-CDD-YAML is installed, the command `simple-cdd-yaml` should be
+available. Make sure the appropriate environment (in which `simple-cdd-yaml` is
+installed) has been activated prior to issuing this command.  You can test it
+out, by querying the help:
+
+```bash
+simple-cdd-yaml --help
+```
+
+This should result in the following output:
+
+```console
+usage: simple-cdd-yaml [-h] --recipe RECIPE [--profile PROFILE] 
+       [--output OUTPUT] [--input INPUT] [--debos] 
+       [--debos-output DEBOS_OUTPUT] [--vars key1=value1,key2=value2,...]
+
+Generate simple-cdd profiles using YAML input
+
+options:
+  -h, --help            show this help message and exit
+  --recipe RECIPE       set the config yaml file
+  --profile PROFILE     profile name
+  --output OUTPUT       profile output directory (default: .)
+  --input INPUT         recipe/action working directory (default: .)
+  --debos               if provided, try to generate a debos recipe instead
+  --debos-output DEBOS_OUTPUT
+                        debos recipe output directory (default: ./debos)
+  --vars key1=value1,key2=value2,...
+                        override root recipe variables
+```
+
 ## Building a Simple-CDD profile
 
 In order to build a profile from a given recipe file `<recipe-name>.yaml`,
@@ -18,8 +51,8 @@ simple-cdd-yaml --recipe recipe/<recipe-name>.yaml
 ``` 
 
 Make sure the appropriate environment (in which `simple-cdd-yaml` is installed)
-has been activated prior to issuing this command. Alternatively, you can prepend
-the environment activation (here called `<simple-cdd-yaml-venv>`):
+has been activated prior to issuing this command. Alternatively, you can
+prepend the environment activation (here called `<simple-cdd-yaml-venv>`):
 
 ```bash
 ( . ~/.venv/<simple-cdd-yaml-venv>/bin/activate && \

docs/installation.md

@@ -17,32 +17,5 @@ pip install .
 
 ## Usage
 
-Now that Simple-CDD-YAML is installed, the command `simple-cdd-yaml` should be
-available in your virtual python environment. You can test it out, by querying
-the help:
-
-```bash
-simple-cdd-yaml --help
-```
-
-This should result in the following output:
-
-```console
-usage: simple-cdd-yaml [-h] --recipe RECIPE [--profile PROFILE] 
-       [--output OUTPUT] [--input INPUT] [--debos] 
-       [--debos-output DEBOS_OUTPUT] [--vars key1=value1,key2=value2,...]
-
-Generate simple-cdd profiles using YAML input
-
-options:
-  -h, --help            show this help message and exit
-  --recipe RECIPE       set the config yaml file
-  --profile PROFILE     profile name
-  --output OUTPUT       profile output directory (default: .)
-  --input INPUT         recipe/action working directory (default: .)
-  --debos               if provided, try to generate a debos recipe instead
-  --debos-output DEBOS_OUTPUT
-                        debos recipe output directory (default: ./debos)
-  --vars key1=value1,key2=value2,...
-                        override root recipe variables
-```
+Refer to the [getting started](getting_started.md) to learn how to use
+Simple-CDD-YAML.