revert: promote Agent Skills to stable (#17693) (#17712)

docs/cli/tutorials/skills-getting-started.md

@@ -1,10 +1,37 @@
 # Getting Started with Agent Skills
 
 Agent Skills allow you to extend Gemini CLI with specialized expertise. This
-tutorial will guide you through creating your first skill and using it in a
-session.
+tutorial will guide you through creating your first skill, enabling it, and
+using it in a session.
 
-## 1. Create your first skill
+## 1. Enable Agent Skills
+
+Agent Skills are currently an experimental feature and must be enabled in your
+settings.
+
+### Via the interactive UI
+
+1.  Start a Gemini CLI session by running `gemini`.
+2.  Type `/settings` to open the interactive settings dialog.
+3.  Search for "Skills".
+4.  Toggle **Agent Skills** to `true`.
+5.  Press `Esc` to save and exit. You may need to restart the CLI for the
+    changes to take effect.
+
+### Via `settings.json`
+
+Alternatively, you can manually edit your global settings file at
+`~/.gemini/settings.json` (create it if it doesn't exist):
+
+```json
+{
+  "experimental": {
+    "skills": true
+  }
+}
+```
+
+## 2. Create Your First Skill
 
 A skill is a directory containing a `SKILL.md` file. Let's create an **API
 Auditor** skill that helps you verify if local or remote endpoints are
@@ -59,7 +86,7 @@ responding correctly.
       .catch((e) => console.error(`Result: Failed (${e.message})`));
     ```
 
-## 2. Verify the skill is discovered
+## 3. Verify the Skill is Discovered
 
 Use the `/skills` slash command (or `gemini skills list` from your terminal) to
 see if Gemini CLI has found your new skill.
@@ -72,7 +99,7 @@ In a Gemini CLI session:
 
 You should see `api-auditor` in the list of available skills.
 
-## 3. Use the skill in a chat
+## 4. Use the Skill in a Chat
 
 Now, let's see the skill in action. Start a new session and ask a question about
 an endpoint.