change orderby in queries to be case insensitive

cms-filesystem/src/main/java/com/condation/cms/filesystem/metadata/query/Queries.java

@@ -155,7 +155,7 @@ public static int compare(Object o1, Object o2) {
 		} else if (o1 instanceof Long) {
 			return Long.compare((long) o1, (long) o2);
 		} else if (o1 instanceof String string) {
-			return string.compareTo((String) o2);
+			return string.compareToIgnoreCase((String) o2);
 		} else if (o1 instanceof Date date) {
 			return date.compareTo((Date) o2);
 		}

cms-filesystem/src/test/java/com/condation/cms/filesystem/PresistentFileSystemTest.java

@@ -209,4 +209,26 @@ public void test_sorting_page() throws IOException {
 		Assertions.assertThat(page.getItems().get(1).data().get("name")).isEqualTo("test1");
 		Assertions.assertThat(page.getItems().get(2).data().get("name")).isEqualTo("start");
 	}
+
+	@Test
+	public void test_sorting_case_insensitive() throws IOException {
+
+		var page = fileSystem.query((node, i) -> node)
+			.orderby("sort_field").asc()
+			.whereExists("sort_field")
+			.page(1, 10);
+
+		Assertions.assertThat(page.getItems()).hasSize(2);
+		Assertions.assertThat(page.getItems().get(0).data().get("name")).isEqualTo("test2");
+		Assertions.assertThat(page.getItems().get(1).data().get("name")).isEqualTo("test1");
+
+		page = fileSystem.query((node, i) -> node)
+			.orderby("sort_field").desc()
+			.whereExists("sort_field")
+			.page(1, 10);
+
+		Assertions.assertThat(page.getItems()).hasSize(2);
+		Assertions.assertThat(page.getItems().get(0).data().get("name")).isEqualTo("test1");
+		Assertions.assertThat(page.getItems().get(1).data().get("name")).isEqualTo("test2");
+	}
 }

cms-filesystem/src/test/resources/content/test/test1.md

@@ -6,4 +6,5 @@ number1: 1
 number2: 5
 publish_date: 2024-10-01
 keywords: ["eins", "zwei"]
-published: true
+published: true
+sort_field: Superman

cms-filesystem/src/test/resources/content/test/test2.md

@@ -3,4 +3,5 @@ featured: false
 taxonomy:
     tags: [zwei, drei]
 publish_date: 2024-11-04
-published: true
+published: true
+sort_field: antman