docs: add tip for using AstrBot Text2Image Playground for HTML template testing

Soulter · Soulter · commit 2e4109d18edd · 2026-01-04T21:24:15.000+08:00
diff --git a/en/dev/star/guides/html-to-pic.md b/en/dev/star/guides/html-to-pic.md
@@ -1,6 +1,9 @@
 
 # Text to Image
 
+> [!TIP]
+> For easier development, you can use the [AstrBot Text2Image Playground](https://t2i-playground.astrbot.app/) for online visual editing and testing of HTML templates.
+
 ## Basic Usage
 
 AstrBot supports rendering text into images.
