Docs(schlage): Add door code management actions

Adds documentation for new actions to manage door codes on Schlage
locks.

Signed-off-by: Andrew Grimberg <[email protected]>

Author: tykeal

source/_integrations/schlage.markdown

@@ -69,6 +69,104 @@ Once you have enabled the Schlage integration, you should see the following swit
 - **1-Touch Locking** - When enabled, locks the lock with a press of the Schlage button.
 - **Keypress Beep** - Controls whether the lock will emit beeping tones on use.
 
+## Actions
+
+### Action: Get Codes
+
+You can use the `schlage.get_codes` action to retrieve the codes stored on your lock. This action returns all codes related to the Entity ID.
+
+{% details "Get codes action details" %}
+- **Data Attribute**: `entity_id`
+  - **Description**: Lock entity to use (one or more)
+  - **Optional**: No
+  - **Example**: `lock.front_door`
+{% raw %}
+
+```yaml
+# Example action
+action: schlage.get_codes
+data:
+  entity_id:
+    - lock.front_door
+```
+
+The returned codes will be in the following format:
+
+```yaml
+lock.front_door:
+  93ab517c-0000-0000-0000-000000000000:
+    name: Example Person
+    code: "3333"
+  82958b77-0000-0000-0000-000000000000:
+    name: Example person 2
+    code: "2222"
+```
+
+{% endraw %}
+
+{% enddetails %}
+
+### Action: Add Code
+
+You can use the `schlage.add_code` action to add a new code to your lock. The code must be between 4 and 8 digits long.
+
+{% details "Add code action details" %}
+- **Data Attribute**: `entity_id`
+  - **Description**: Lock entity to use (one or more)
+  - **Optional**: No
+  - **Example**: `lock.front_door`
+- **Data Attribute**: `name`
+  - **Description**: Name for the code
+  - **Optional**: No
+  - **Example**: `Example Person`
+- **Data Attribute**: `code`
+  - **Description**: Code to add (4-8 digits)
+  - **Optional**: No
+  - **Example**: `3333`
+{% raw %}
+
+```yaml
+# Example action
+action: schlage.add_code
+data:
+  entity_id:
+    - lock.front_door
+  name: Example Person
+  code: "3333"
+```
+
+{% endraw %}
+
+{% enddetails %}
+
+### Action: Delete Code
+
+You can use the `schlage.delete_code` action to delete a code from your lock.
+
+{% details "Delete code action details" %}
+- **Data Attribute**: `entity_id`
+  - **Description**: Lock entity to use (one or more)
+  - **Optional**: No
+  - **Example**: `lock.front_door`
+- **Data Attribute**: `name`
+  - **Description**: Name for the code to delete. The name evaluation for deletion is case insensitive
+  - **Optional**: No
+  - **Example**: `Example Person`
+{% raw %}
+
+```yaml
+# Example action
+action: schlage.delete_code
+data:
+  entity_id:
+    - lock.front_door
+  name: Example Person
+```
+
+{% endraw %}
+
+{% enddetails %}
+
 ## Removing the integration
 
 This integration follows standard integration removal. No extra steps are required.