Config for Tidewave client URL (#3118)

Co-authored-by: Jonatan Kłosko <[email protected]>

Author: hugobarauna

config/runtime.exs

@@ -1,2 +1,8 @@
 import Config
 Livebook.config_runtime()
+
+if config_env() == :dev do
+  if tidewave_client_url = System.get_env("TIDEWAVE_CLIENT_URL") do
+    config :tidewave, client_url: tidewave_client_url
+  end
+end