Merge #80

80: Add yarn build step to the readme r=bidoubiwa a=LtdJorge

Hi! Either I missed something or you forgot to put a "yarn build" step on the readme, so I added one. Let me know if I'm wrong and it should be done other way.

Co-authored-by: LtdJorge <[email protected]>

Author: bors[bot]

README.md

@@ -83,7 +83,11 @@ mkdir plugins
 cd plugins
 ln -s [PATH_TO_PLUGIN] meilisearch
 ```
-3. Develop
+3. Build
+```bash
+yarn build
+```
+4. Develop
 
 ```bash
 yarn develop