Add timescale db resource (#6628)

* add timescale db video

* Update src/data/roadmaps/backend/content/timescale@WiAK70I0z-_bzbWNwiHUd.md

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Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>

src/data/roadmaps/backend/content/timescale@WiAK70I0z-_bzbWNwiHUd.md

@@ -6,4 +6,8 @@ It introduces the concept of hypertables, which automatically partition data by
 
 TimescaleDB combines the power of relational databases with the performance of a specialized time-series solution, offering advanced features like continuous aggregates, real-time analytics, and seamless integration with PostgreSQL's ecosystem.
 
-It's a robust choice for developers looking to manage time-series data in scalable and efficient ways.
+It's a robust choice for developers looking to manage time-series data in scalable and efficient ways.
+
+Visit the following resources to learn more:
+
+- [@video@Tutorial - TimeScaleDB Explained in 100 Seconds](https://www.youtube.com/watch?v=69Tzh_0lHJ8)