diff --git a/block-kit/pom.xml b/block-kit/pom.xml
index 5823527..c928544 100644
--- a/block-kit/pom.xml
+++ b/block-kit/pom.xml
@@ -22,7 +22,7 @@
       <plugin>
         <groupId>com.diffplug.spotless</groupId>
         <artifactId>spotless-maven-plugin</artifactId>
-        <version>3.0.0</version>
+        <version>3.2.0</version>
         <configuration>
           <formats>
             <format>
diff --git a/block-kit/src/test/java/blocks/ActionsTest.java b/block-kit/src/test/java/blocks/ActionsTest.java
index 46f7dca..fee8052 100644
--- a/block-kit/src/test/java/blocks/ActionsTest.java
+++ b/block-kit/src/test/java/blocks/ActionsTest.java
@@ -12,8 +12,7 @@ public class ActionsTest {
     public void testExample01() {
         ActionsBlock block = Actions.example01();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "actions",
               "block_id": "actions1",
@@ -75,8 +74,7 @@ public void testExample01() {
     public void testExample02() {
         ActionsBlock block = Actions.example02();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "actions",
               "block_id": "actionblock789",
diff --git a/block-kit/src/test/java/blocks/ContextTest.java b/block-kit/src/test/java/blocks/ContextTest.java
index a237e82..636ac23 100644
--- a/block-kit/src/test/java/blocks/ContextTest.java
+++ b/block-kit/src/test/java/blocks/ContextTest.java
@@ -12,8 +12,7 @@ public class ContextTest {
     public void testExample01() {
         ContextBlock block = Context.example01();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "context",
               "elements": [
diff --git a/block-kit/src/test/java/blocks/FileTest.java b/block-kit/src/test/java/blocks/FileTest.java
index 910d7e5..19b6d27 100644
--- a/block-kit/src/test/java/blocks/FileTest.java
+++ b/block-kit/src/test/java/blocks/FileTest.java
@@ -12,8 +12,7 @@ public class FileTest {
     public void testExample01() {
         FileBlock block = File.example01();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "file",
               "external_id": "ABCD1",
diff --git a/block-kit/src/test/java/blocks/HeaderTest.java b/block-kit/src/test/java/blocks/HeaderTest.java
index 45f9da1..843a835 100644
--- a/block-kit/src/test/java/blocks/HeaderTest.java
+++ b/block-kit/src/test/java/blocks/HeaderTest.java
@@ -12,8 +12,7 @@ public class HeaderTest {
     public void testExample01() {
         HeaderBlock block = Header.example01();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "header",
               "text": {
diff --git a/block-kit/src/test/java/blocks/ImageTest.java b/block-kit/src/test/java/blocks/ImageTest.java
index 8f53847..83dc756 100644
--- a/block-kit/src/test/java/blocks/ImageTest.java
+++ b/block-kit/src/test/java/blocks/ImageTest.java
@@ -12,8 +12,7 @@ public class ImageTest {
     public void testExample01() {
         ImageBlock block = Image.example01();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "image",
               "title": {
@@ -32,8 +31,7 @@ public void testExample01() {
     public void testExample02() {
         ImageBlock block = Image.example02();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "image",
               "title": {
@@ -54,8 +52,7 @@ public void testExample02() {
     public void testExample03() {
         ImageBlock block = Image.example03();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "image",
               "title": {
diff --git a/block-kit/src/test/java/blocks/InputTest.java b/block-kit/src/test/java/blocks/InputTest.java
index db8d6bc..8d7f450 100644
--- a/block-kit/src/test/java/blocks/InputTest.java
+++ b/block-kit/src/test/java/blocks/InputTest.java
@@ -12,8 +12,7 @@ public class InputTest {
     public void testExample01() {
         InputBlock block = Input.example01();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "input",
               "element": {
diff --git a/block-kit/src/test/java/blocks/MarkdownTest.java b/block-kit/src/test/java/blocks/MarkdownTest.java
index 3b1fed8..678c0c9 100644
--- a/block-kit/src/test/java/blocks/MarkdownTest.java
+++ b/block-kit/src/test/java/blocks/MarkdownTest.java
@@ -12,8 +12,7 @@ public class MarkdownTest {
     public void testExample01() {
         MarkdownBlock block = Markdown.example01();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
               {
                 "type": "markdown",
                 "text": "**Lots of information here!!**"
diff --git a/block-kit/src/test/java/blocks/RichTextTest.java b/block-kit/src/test/java/blocks/RichTextTest.java
index 67b1726..c67af51 100644
--- a/block-kit/src/test/java/blocks/RichTextTest.java
+++ b/block-kit/src/test/java/blocks/RichTextTest.java
@@ -12,8 +12,7 @@ public class RichTextTest {
     public void testExample01() {
         java.util.List<RichTextBlock> blocks = RichText.example01();
         String actual = GsonFactory.createSnakeCase().toJson(blocks);
-        String expected =
-                """
+        String expected = """
             [
               {
                 "type": "rich_text",
@@ -122,8 +121,7 @@ public void testExample01() {
     public void testExample02() {
         RichTextBlock block = RichText.example02();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "block_id": "block1",
@@ -182,8 +180,7 @@ public void testExample02() {
     public void testExample03() {
         RichTextBlock block = RichText.example03();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "block_id": "block1",
@@ -271,8 +268,7 @@ public void testExample03() {
     public void testExample04() {
         RichTextBlock block = RichText.example04();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "elements": [
@@ -296,8 +292,7 @@ public void testExample04() {
     public void testExample05() {
         RichTextBlock block = RichText.example05();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "block_id": "Vrzsu",
@@ -330,8 +325,7 @@ public void testExample05() {
     public void testExample06() {
         RichTextBlock block = RichText.example06();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "elements": [
@@ -354,8 +348,7 @@ public void testExample06() {
     public void testExample07() {
         RichTextBlock block = RichText.example07();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "elements": [
@@ -378,8 +371,7 @@ public void testExample07() {
     public void testExample08() {
         RichTextBlock block = RichText.example08();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "elements": [
@@ -402,8 +394,7 @@ public void testExample08() {
     public void testExample09() {
         RichTextBlock block = RichText.example09();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "elements": [
@@ -428,8 +419,7 @@ public void testExample09() {
     public void testExample10() {
         RichTextBlock block = RichText.example10();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "elements": [
@@ -468,8 +458,7 @@ public void testExample10() {
     public void testExample11() {
         RichTextBlock block = RichText.example11();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "elements": [
@@ -492,8 +481,7 @@ public void testExample11() {
     public void testExample12() {
         RichTextBlock block = RichText.example12();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "elements": [
@@ -516,8 +504,7 @@ public void testExample12() {
     public void testExample13() {
         RichTextBlock block = RichText.example13();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "rich_text",
               "elements": [
diff --git a/block-kit/src/test/java/blocks/SectionTest.java b/block-kit/src/test/java/blocks/SectionTest.java
index 15042e2..8814b7e 100644
--- a/block-kit/src/test/java/blocks/SectionTest.java
+++ b/block-kit/src/test/java/blocks/SectionTest.java
@@ -12,8 +12,7 @@ public class SectionTest {
     public void testExample01() {
         SectionBlock block = Section.example01();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "section",
               "text": {
@@ -29,8 +28,7 @@ public void testExample01() {
     public void testExample02() {
         SectionBlock block = Section.example02();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "section",
               "text": {
@@ -57,8 +55,7 @@ public void testExample02() {
     public void testExample03() {
         SectionBlock block = Section.example03();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "section",
               "text": {
diff --git a/block-kit/src/test/java/blocks/VideoTest.java b/block-kit/src/test/java/blocks/VideoTest.java
index bcbf2cc..36de64f 100644
--- a/block-kit/src/test/java/blocks/VideoTest.java
+++ b/block-kit/src/test/java/blocks/VideoTest.java
@@ -12,8 +12,7 @@ public class VideoTest {
     public void testExample01() {
         VideoBlock block = Video.example01();
         String actual = GsonFactory.createSnakeCase().toJson(block);
-        String expected =
-                """
+        String expected = """
             {
               "type": "video",
               "title": {