Add Romy integration documentation (#27578)

Co-authored-by: Fletcher <me@fboyd.me>
Co-authored-by: Robert Resch <robert@resch.dev>
Co-authored-by: c0ffeeca7 <38767475+c0ffeeca7@users.noreply.github.com>

source/_integrations/romy.markdown

@@ -0,0 +1,46 @@
+---
+title: ROMY
+description: Integrate your ROMY vacuum robot with Home Assistant.
+ha_category:
+  - Vacuum
+ha_iot_class: Local Polling
+ha_release: 2024.2
+ha_config_flow: true
+ha_codeowners:
+  - '@xeniter'
+ha_domain: romy
+ha_platforms:
+  - vacuum
+ha_integration_type: integration
+---
+
+The **ROMY** integration allows you to control your [ROMY](https://www.romyrobot.com) vacuum robot.
+
+This integration currently supports the following models:
+
+- ROMY C5
+- ROMY L6 Performance
+- ROMY L6 Animal
+
+{% include integrations/config_flow.md %}
+
+## Services
+
+Currently supported services are:
+
+- `start`
+- `pause`
+- `continue`
+- `stop`
+- `return_to_base`
+
+
+## Troubleshooting
+
+### Local HTTP interface password
+
+You have to enable the local interface first with a password. This is printed as QR Code on a label directly under the dust bin inside the robot.
+
+### ROMY robot interface protocol
+
+Is available as download under [romy-robot-interface-protocol](https://www.romyrobot.com/en-AT/romy-robot-interface-protocol)