Add new device: JDONG X6060 ceiling lamp (#967)

* add new device: JDONG X6060 ceiling lamp

* markdown styling

* add photo of internals

* include board photo into description

src/docs/devices/JDONG-X6060-lamp/index.md

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+---
+title: JDONG X6060-450 ceiling light
+date-published: 2025-01-04
+type: light
+standard: eu
+board: bk72xx
+made-for-esphome: False
+difficulty: 2
+---
+
+## Device
+
+- Sold in Germany, e.g., by [Kaufland](https://www.kaufland.de/product/407823330/).
+- Board inside is WB3S (BK7231T) and ESPHome can be flashed with [tuya-cloudcutter](https://github.com/tuya-cloudcutter/tuya-cloudcutter).
+- ESPHome support for the IR remote control currently unknown (as no access to a remote).
+
+![JDONG X6060 board](./jdong_x6060.jpeg "JDONG X6060-450 board")
+
+## Basic Configuration
+
+```yaml
+substitutions:
+  device_name: "jdong-rgbww-light"
+  friendly_name: "JDONG X4040"
+  project_name: "jdong.rgbww-light"
+  project_version: "1.0"
+
+esphome:
+  name: "${device_name}"
+  name_add_mac_suffix: true
+  project:
+    name: "${project_name}"
+    version: "${project_version}"
+  on_boot:
+    priority: 600
+    then:
+      - light.turn_on:
+          id: light_rgbww
+          brightness: 100%
+          color_temperature: 4000K
+
+bk72xx:
+  board: wb3s
+
+logger:
+
+web_server:
+
+captive_portal:
+
+mdns:
+
+api:
+  password: ""
+
+ota:
+  platform: esphome
+  password: ""
+
+wifi:
+  ssid: !secret wifi_ssid
+  password: !secret wifi_password
+  ap:
+
+text_sensor:
+  - platform: libretiny
+    version:
+      name: LibreTiny Version
+  - platform: wifi_info
+    ip_address:
+      name: "${friendly_name} IP Address"
+
+binary_sensor:
+  - platform: status
+    name: "${friendly_name} Status"
+
+sensor:
+  - platform: uptime
+    type: seconds
+    name: "${friendly_name} Uptime Sensor"
+
+output:
+  - platform: libretiny_pwm
+    id: output_red
+    pin: P8
+  - platform: libretiny_pwm
+    id: output_green
+    pin: P9
+  - platform: libretiny_pwm
+    id: output_blue
+    pin: P7
+  - platform: libretiny_pwm
+    id: output_cold
+    pin: P6
+  - platform: libretiny_pwm
+    id: output_warm
+    pin: P24
+
+light:
+  - platform: rgbww
+    id: light_rgbww
+    name: "${friendly_name}"
+    color_interlock: true
+    cold_white_color_temperature: 6500 K
+    warm_white_color_temperature: 2700 K
+    red: output_red
+    green: output_green
+    blue: output_blue
+    cold_white: output_cold
+    warm_white: output_warm
+
+remote_receiver:
+  pin:
+    number: P1
+    inverted: true
+    mode: INPUT_PULLUP
+```