Add Obihai Integration (#10324)

* Add OBiTalk logo

* Add obihai.markdown

* typo

* remove improper naming convention

* Add files via upload

* Update obihai.markdown

* Review comments

* ✏️ Tweak

source/_components/obihai.markdown

@@ -0,0 +1,37 @@
+---
+title: "Obihai"
+description: "Instructions on how to integrate your Obihai device into Home Assistant."
+logo: obitalk.png
+ha_iot_class: Local Polling
+ha_category:
+  - Sensor
+ha_release: 0.99
+---
+
+The `obihai` integration allows you to view the call status for your [Obihai devices](https://www.obitalk.com/info/products#home_section).
+
+To enable `obihai` in your installation, add the following to your `configuration.yaml` file:
+
+```yaml
+# Example configuration.yaml entry
+sensor:
+  - platform: obihai
+    host: 192.168.1.x
+```
+
+{% configuration %}
+host:
+  description: IP Address of Obihai device
+  required: true
+  type: string
+username:
+  description: Username for the Obihai device.
+  required: false
+  type: string
+  default: admin
+password:
+  description: Password for the Obihai device.
+  required: false
+  type: string
+  default: admin
+{% endconfiguration %}