fix(config): add V3 API url config in test config

This way the defined API url can be used for organizing test files without being relient on what is configured in the envrc.template

config/runtime.exs

@@ -7,12 +7,12 @@ import Config
 # any compile-time configuration in here, as it won't be applied.
 # The block below contains prod specific runtime configuration.
 
-# mbta_v3_api configuration in disguise
-config :mobile_app_backend,
-  base_url: System.get_env("API_URL"),
-  api_key: System.get_env("API_KEY")
-
 if config_env() != :test do
+  # mbta_v3_api configuration in disguise
+  config :mobile_app_backend,
+    base_url: System.get_env("API_URL"),
+    api_key: System.get_env("API_KEY")
+
   config :mobile_app_backend, MobileAppBackend.Search.Algolia,
     app_id: System.get_env("ALGOLIA_APP_ID"),
     search_key: System.get_env("ALGOLIA_SEARCH_KEY"),

config/test.exs

@@ -13,6 +13,9 @@ config :logger, level: :warning
 # Initialize plugs at runtime for faster test compilation
 config :phoenix, :plug_init_mode, :runtime
 
+config :mobile_app_backend,
+  base_url: "https://api-dev.mbtace.com/"
+
 config :mobile_app_backend, MobileAppBackend.Search.Algolia,
   app_id: "fake_app",
   search_key: "fake_key",