docs: link the frontend repo by URL now that the repos are separate

Author: codebybilal18

README.md

@@ -14,7 +14,7 @@ a measured comparison of which retrieval strategy actually works, and what it co
 > returns ranked passages, the answer carries citations that resolve and verify at 100% coverage,
 > the SSE stream emits every event, and an unanswerable question is refused. `pytest`: 90 passing.
 
-Frontend: [documind-web](../documind-web) · Live demo: _(add your Vercel URL)_
+Frontend: **[documind-web](https://github.com/codebybilal18/documind-web)** · Live demo: _(add your Vercel URL)_
 
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