Update README.md

updated docker hub link

Author: dabeastnet

README.md

@@ -162,7 +162,7 @@ Install one of:
 
 # Docker usage
 
-A prebuilt image is published to Docker Hub as `docker.io/dabeastnet/pixelposh`. It includes PowerShell 7, PSSVG, and librsvg (`rsvg-convert`) so you can generate **SVG** and **PNG** without installing anything locally.
+A prebuilt image is published to Docker Hub as `[hub.docker.com/r/dabeastnet/pixelposh](https://hub.docker.com/r/dabeastnet/pixelposh)`. It includes PowerShell 7, PSSVG, and librsvg (`rsvg-convert`) so you can generate **SVG** and **PNG** without installing anything locally.
 
 ## Pull
 
@@ -274,4 +274,4 @@ Contributions to PixelPoSH are welcome! Please feel free to submit pull requests
 
 ## License
 
-This project is licensed under the GNU General Public License v3.0 - see the `COPYING` file for more details.
+This project is licensed under the GNU General Public License v3.0 - see the `COPYING` file for more details.