Added FilterService.java and my-discussions page

build.gradle

@@ -20,7 +20,7 @@ repositories {
 }
 
 dependencies {
-	implementation 'org.springframework.boot:spring-boot-starter-validation:2.7.3'
+	implementation 'org.springframework.boot:spring-boot-starter-validation'
 	implementation 'com.google.guava:guava:31.1-jre'
 	implementation 'org.springframework.data:spring-data-jpa'
 	implementation 'org.springframework.boot:spring-boot-starter-security'