added solution

Author: AkshayContributes

Solutions/challenge-url-shortener.md

@@ -37,3 +37,4 @@ The shared solutions:
 | 29 | [urlshortner](https://github.com/Infinage/cpp-experiments/tree/main/url-shortner) | C++ | [Naresh Jagadeesan](https://github.com/Infinage) |
 | 30 | [Shorty](https://github.com/meghrathod/shorty) | Golang/React | [Megh Rathod](https://github.com/meghrathod) |
 | 31 | [url-shortener](https://github.com/MrFabio/go-coding-challenges/tree/main/url-shortener) | Go | [MrFabio](https://github.com/MrFabio) |
+| 32 | [url-shortener-dockerised](https://github.com/AkshayContributes/url-shortener) | Go | [AkshayContributes](https://github.com/AkshayContributes) |