feat(client): ConsideringIndicator — rotates think-lines on a Timer

client/tests/unit/test_considering_indicator.gd

@@ -0,0 +1,19 @@
+extends "res://addons/gut/test.gd"
+
+const ConsideringIndicator = preload("res://scripts/ui/considering_indicator.gd")
+const ConsideringPhrases = preload("res://scripts/ui/considering_phrases.gd")
+
+
+func test_start_shows_first_phrase_and_stop_clears():
+	# Point phrases at a missing file so next() is deterministically LAST_RESORT.
+	var phrases = ConsideringPhrases.new("res://content/does_not_exist.json")
+	var ind = ConsideringIndicator.new(phrases)
+	add_child_autofree(ind)  # _ready() creates the Timer child
+	var label := Label.new()
+	add_child_autofree(label)
+
+	ind.start(label)
+	assert_eq(label.text, ConsideringPhrases.LAST_RESORT)  # first phrase shown at once
+
+	ind.stop()
+	assert_eq(label.text, "")  # cleared on stop