Adding my colaboration for this callenge

Projects/2-Intermediate/PokeAPI.md

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+# Pokemon API
+
+**Tier:** 2-Intermediate
+
+Create a Pokemon REST API using Go and echo.
+
+- Basics of Go programming language.
+- Echo
+
+## Api features
+
+- [ ] Create a Pokemon.
+- [ ] Retrieve a Pokemon.
+- [ ] Add a database.
+- [ ] Create a client that fetches information from the API.
+
+## Useful links and resources
+
+- [A tour of Go](https://tour.golang.org)
+- [Echo](https://github.com/labstack/echo)