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guides/configuration.md
## Configuration
You can configure your server in the `config/config.exs` file
```elixir
# config/config.exs
import Config #add in case that doesn't exist
config :fl_ex_example, FlEx.Server,
port: System.get_env("PORT"),
json_handler: Jason
```
| key | type | default | desc |
|---|---|---|---|
| port | :string | 4000 | server port |
| json_handler | Module | [Jason](https://github.com/michalmuskala/jason) | The module that partses string to map and viseversa |