Update gradle build with sanitation script validation

build.gradle

@@ -61,6 +61,7 @@ allprojects {
 def moduleVersion = project.version.replace("-SNAPSHOT", "")
 
 task build {
+    dependsOn(':slack-sanitation:build')
     dependsOn(':slack-ballerina:build')
 }
 

docs/spec/build.gradle

@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2024, WSO2 LLC. (http://www.wso2.org) All Rights Reserved.
+ *
+ * WSO2 LLC. licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import org.apache.tools.ant.taskdefs.condition.Os
+
+def files = ["sanitations.bal"];
+
+task build {
+    doLast {
+        try {
+            files.each { file ->
+                println("Building ${file} ...")
+                exec {
+                    workingDir project.projectDir
+                    if (Os.isFamily(Os.FAMILY_WINDOWS)) {
+                        commandLine 'sh', "/c", "bal build ${file} && exit %%ERRORLEVEL%%"
+                    } else {
+                        commandLine 'sh', "-c", "bal build ${file}"
+                    }
+                }
+            }
+        } catch (Exception e) {
+            println("Sanitation Script Build failed: " + e.message)
+            throw e
+        }
+    }
+}

settings.gradle

@@ -32,10 +32,11 @@ plugins {
 
 rootProject.name = 'module-ballerinax-slack'
 
+include ':slack-sanitation'
 include ':slack-ballerina'
 
 project(':slack-ballerina').projectDir = file("ballerina")
-
+project(':slack-sanitation').projectDir = file("docs/spec")
 gradleEnterprise {
     buildScan {
         termsOfServiceUrl = 'https://gradle.com/terms-of-service'