BAEL-3827 Add CSS and JS to Thymeleaf (#8985)

* BAEL-3827 Add CSS and JS to Thymeleaf

* BAEL-3827 Add integration tests

* BAEL-3827 Add new spring-thymeleaf-3 module to the parent pom.xml

* BAEL-3827 Add new spring-thymeleaf-3 module to the parent pom.xml in both places

spring-thymeleaf-3/src/main/java/com/baeldung/thymeleaf/Application.java

@@ -0,0 +1,11 @@
+package com.baeldung.thymeleaf;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+}

spring-thymeleaf-3/src/main/java/com/baeldung/thymeleaf/cssandjs/CssAndJsApplication.java

@@ -0,0 +1,11 @@
+package com.baeldung.thymeleaf.cssandjs;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class CssAndJsApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(CssAndJsApplication.class, args);
+    }
+}

spring-thymeleaf-3/src/main/java/com/baeldung/thymeleaf/cssandjs/CssAndJsController.java

@@ -0,0 +1,15 @@
+package com.baeldung.thymeleaf.cssandjs;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+
+@Controller
+public class CssAndJsController {
+
+    @GetMapping("/styled-page")
+    public String getStyledPage(Model model) {
+        model.addAttribute("name", "Baeldung Reader");
+        return "cssandjs/styledPage";
+    }
+}