scripts/api_client.gd

@@ -74,10 +74,17 @@ var timeout_seconds: float = 10.0
 
 
 func _ready() -> void:
-	_base_url = str(ProjectSettings.get_setting(
+	# Environment variable override (e.g. for headless smoke tests against a
-		"application/agp/api_base_url",
+	# backend on a non-default port). Falls back to the ProjectSetting, then
-		"http://127.0.0.1:8000"
+	# to the documented default.
-	)).rstrip("/")
+	var env_url := OS.get_environment("AGP_API_BASE_URL")
+	if env_url != "":
+		_base_url = env_url.rstrip("/")
+	else:
+		_base_url = str(ProjectSettings.get_setting(
+			"application/agp/api_base_url",
+			"http://127.0.0.1:8000"
+		)).rstrip("/")
 
 
 # ---------------------------------------------------------------------------