Add example profile configuration, update docs

Author: jsoriano

README.md

@@ -487,12 +487,14 @@ You can find the profiles in your system with `elastic-package profiles list`.
 You can delete profiles with `elastic-package profiles delete`.
 
 Each profile can have a `config.yml` file that allows to persist configuration settings
-that apply only to commands using this profile.
+that apply only to commands using this profile. You can find a `config.yml.example` that
+you can copy to start.
 
 The following settings are available per profile:
 
 * `stack.geoip_dir` defines a directory with GeoIP databases that can be used by
-  Elasticsearch in stacks managed by elastic-package.
+  Elasticsearch in stacks managed by elastic-package. It is recommended to use
+  an absolute path, out of the `.elastic-package` directory.
 
 ## Development
 

internal/profile/_static/config.yml.example

@@ -0,0 +1,2 @@
+# Directory containing GeoIP databases for stacks managed by elastic-agent.
+# stack.geoip_dir: "/path/to/geoip_dir/"

internal/profile/profile.go

@@ -5,6 +5,7 @@
 package profile
 
 import (
+	"embed"
 	"errors"
 	"fmt"
 	"os"
@@ -28,12 +29,20 @@ const (
 	DefaultProfile = "default"
 )
 
+//go:embed _static
+var static embed.FS
+
 var (
+	staticSource     = resource.NewSourceFS(static)
 	profileResources = []resource.Resource{
 		&resource.File{
 			Path:    PackageProfileMetaFile,
 			Content: profileMetadataContent,
 		},
+		&resource.File{
+			Path:    PackageProfileConfigFile + ".example",
+			Content: staticSource.File("_static/config.yml.example"),
+		},
 	}
 )
 

tools/readme/readme.md.tmpl

@@ -103,12 +103,14 @@ You can find the profiles in your system with `elastic-package profiles list`.
 You can delete profiles with `elastic-package profiles delete`.
 
 Each profile can have a `config.yml` file that allows to persist configuration settings
-that apply only to commands using this profile.
+that apply only to commands using this profile. You can find a `config.yml.example` that
+you can copy to start.
 
 The following settings are available per profile:
 
 * `stack.geoip_dir` defines a directory with GeoIP databases that can be used by
-  Elasticsearch in stacks managed by elastic-package.
+  Elasticsearch in stacks managed by elastic-package. It is recommended to use
+  an absolute path, out of the `.elastic-package` directory.
 
 ## Development