Rules can be limited to schedule blocks

Each rule has the blocks it acts in (none: always; without a running
schedule always). Stored as a block mask (schedule format 2, version 1
records are converted), in JSON as the blocks' start times. Version 2.7.1.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

test/test_esp32/test_main.cpp

@@ -1708,6 +1708,38 @@ void test_selector_take_over_rules()
 	TEST_ASSERT_TRUE(c.instant);               // a rule's page leaves at once
 }
 
+void test_selector_rules_only_in_their_blocks()
+{
+	PageSchedule s = twoBlocks(); // 07:00 Weer + Datum, 17:00 Energie
+	s.rule_count = 2;
+	s.rules[0] = rule("3D printer", TriggerMode::WhileTrue);
+	s.rules[0].blocks = 1 << 1; // only from 17:00
+	s.rules[1] = rule("Deurbel", TriggerMode::AddToRotation, 10);
+	s.rules[1].blocks = 1 << 0; // only in the morning block
+	TEST_ASSERT_NULL(validateSchedule(s));
+	PageSelector sel;
+	sel.setSchedule(&s);
+	sel.update(8 * 60, 0);
+	sel.setRuleState(0, true, 0);
+	TEST_ASSERT_EQUAL_STRING("Weer", sel.update(8 * 60, 1000).page); // not in this block
+	TEST_ASSERT_EQUAL_STRING("3D printer", sel.update(17 * 60, 2000).page);
+	sel.setRuleState(0, false, 3000);
+	sel.setRuleState(1, true, 3000);
+	sel.update(17 * 60, 3000);
+	TEST_ASSERT_EQUAL_STRING("Energie", sel.update(17 * 60, 40000).page); // not added here
+
+	// Without a running schedule the blocks don't matter
+	s.enabled = false;
+	sel.setRuleState(0, true, 50000);
+	TEST_ASSERT_EQUAL_STRING("3D printer", sel.update(8 * 60, 50000).page);
+
+	s.enabled = true;
+	s.rules[0].blocks = 1 << 2; // a third block doesn't exist
+	TEST_ASSERT_NOT_NULL(validateSchedule(s));
+	TEST_ASSERT_TRUE(ruleInBlock(s.rules[1], -1));
+	TEST_ASSERT_FALSE(ruleInBlock(s.rules[1], 1));
+}
+
 void test_selector_add_to_rotation()
 {
 	PageSchedule s = twoBlocks();
@@ -1984,6 +2016,7 @@ int main()
 	RUN_TEST(test_selector_manual_pick_until_the_next_block);
 	RUN_TEST(test_selector_one_block_starts_again_each_day);
 	RUN_TEST(test_selector_take_over_rules);
+	RUN_TEST(test_selector_rules_only_in_their_blocks);
 	RUN_TEST(test_selector_add_to_rotation);
 	RUN_TEST(test_ha_auto_unit_and_absolute);
 	RUN_TEST(test_ha_duration);