Implemented most of logic behind REST Mock Services

Added dev.sh script to run r11-tools in dev-mode with hot-reload for frontend

Frontend/src/components/mock/SaveComponent.vue

@@ -0,0 +1,45 @@
+<script setup lang="ts">
+import { ref } from 'vue';
+import MockedMessageToastComponent from './MockedMessageToastComponent.vue';
+
+
+const props = defineProps(
+    {
+    messageData : {type: Object, required:true}
+    }
+)
+
+
+const message = ref('');
+const visible = ref('hidden');
+const fetchLink = window.location.protocol + "//" + window.location.hostname + "/mock/api/mock"
+
+function prepareAndSendData(){
+    if (props.messageData != null|| props.messageData != undefined ){
+        fetch(fetchLink, { method: "put", body:JSON.stringify(props.messageData), headers: { "Content-Type" : "application/json" }})
+        .then( response => response.text() )
+        .then( data =>  {message.value = data} )
+        .catch(exception => {message.value = exception})
+
+        showToast();
+    }
+}
+
+function showToast(){
+    visible.value = "visible";
+}
+
+function hideToast(){
+    visible.value = "hidden";
+}
+
+
+</script>
+
+<template>
+    <button @click="prepareAndSendData()" class="w-2/12 tool-button">Save</button>
+
+    <div class="fixed bottom-5 right-12">
+        <MockedMessageToastComponent @closed:toast_closed="hideToast()" v-bind:visible="visible" v-bind:message="message"/>
+    </div>
+</template>