diff --git a/backend/broker.js b/backend/broker.js
deleted file mode 100644
index 3c3b807..0000000
--- a/backend/broker.js
+++ /dev/null
@@ -1,131 +0,0 @@
-import { exec } from 'child_process';
-import * as fs from 'fs';
-var config;
-const nodemailer = require('nodemailer');
-export function executeCommand() {
-    exec('iching divine', (error, stdout, stderr) => {
-        console.log(`Begin`);
-        if (error) {
-            console.error(`Error: ${error.message}`);
-            return;
-        }
-        if (stderr) {
-            console.error(`Stderr: ${stderr}`);
-            return;
-        }
-        //Load config once
-        if (config == undefined) {
-            config = loadConfig();
-        }
-        console.log(`Send E-Mail`);
-        sendEmail(stdout);
-    });
-}
-// Run function once initially, called from Dockerfile
-executeCommand();
-// Load the Configuration
-function loadConfig() {
-    console.log(`Load Config`);
-    const data = fs.readFileSync('config.json', 'utf-8');
-    return JSON.parse(data);
-}
-// Send E-Mail
-async function sendEmail(content) {
-    // Create Transporter
-    const transporter = nodemailer.createTransport({
-        host: config.mailHost,
-        port: config.mailPort,
-        secure: false
-    });
-    try {
-        const info = await transporter.sendMail({
-            from: '"The Oracle" <the.oracle@holy.mountain>',
-            to: config.emailReceiver,
-            subject: "Your Horoscope Is Ready",
-            text: content,
-            html: html(content)
-        });
-        console.log("E-Mail sent: ", info.messageId);
-    }
-    catch (error) {
-        console.error("Error Sending E-Mail:", error);
-    }
-}
-// Generate 1) Parse Tree and 2) HTML
-export function html(inputText) {
-    const parseTree = parse(inputText);
-    const htmlOutput = render(parseTree);
-    return htmlOutput;
-}
-// Generate the Parse Tree
-function parse(input) {
-    console.log("Parse input text");
-    const root = { type: "Root" };
-    var currentNode = root;
-    const lines = input.split("\n");
-    for (const line of lines) {
-        if (line.startsWith("Hexagram")) {
-            const hexagram = { type: "Hexagram" };
-            currentNode.child = hexagram;
-            currentNode = hexagram;
-            currentNode.value = "<h1>" + line + "</h1>";
-        }
-        else if (line.startsWith("Judgement")) {
-            const judgement = { type: "Judgement" };
-            currentNode.child = judgement;
-            currentNode = judgement;
-            currentNode.value = "<h3>" + line + "</h3>";
-        }
-        else if (line.startsWith("Images")) {
-            const images = { type: "Images" };
-            currentNode.child = images;
-            currentNode = images;
-            currentNode.value = "<h3>" + line + "</h3>";
-        }
-        else if (line.startsWith("~") && currentNode.type != "ChangingLines") {
-            const changingLines = { type: "ChangingLines" };
-            currentNode.child = changingLines;
-            currentNode = changingLines;
-            currentNode.value = line; // + "<br>";  TODO: try without this <br>
-        }
-        else {
-            currentNode.value = currentNode.value + line + "<br>";
-        }
-    }
-    return root;
-}
-// Generate HTML from Parse Tree
-function render(node) {
-    if (node == undefined) {
-        console.log("Rendering of nodes finished!");
-        return "";
-    }
-    console.log("Render node" + node.type);
-    var outputHTML = "";
-    switch (node.type) {
-        case "Root":
-            return render(node.child);
-        case "Hexagram":
-            node.value = node.value?.replace("<h1>", "<div style=\"border: 1px dotted gray; border-radius: 10px; padding-left: 10px; padding-right: 10px; padding-top: 10px; padding-bottom: 10px; width: auto; display: inline-block; box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.2);\"><h1>");
-            node.value = node.value?.replace("</h1>", "</h1><div style=\"border: 1px solid gray; border-radius: 25px; padding-left: 30px; padding-right: 30px; padding-top: 20px; width: auto; display: inline-block; text-align: center; box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.2);\"><h2>");
-            node.value = node.value?.replace("<br>", "  -  ");
-            outputHTML = "<br><p>" + node.value + "</h2></div></p>";
-            outputHTML = outputHTML + render(node.child);
-            return outputHTML;
-        case "Images":
-            outputHTML = "<p>" + node.value + "</p></div>"; //EXTRA closing div (was opened at beginning of hexagram)
-            outputHTML = outputHTML + render(node.child);
-            return outputHTML;
-        case "ChangingLines":
-            const regex = new RegExp("~", "g");
-            node.value = node.value?.replace(regex, "");
-            //outputHTML = "<br><p><div style=\"border: 1px dashed gray; border-radius: 10px; padding-left: 10px; padding-right: 10px; padding-top: 10px; width: auto; display: inline-block; color: gray; text-align: center; box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.2);\">" + node.value + "</div></p><br>";
-            outputHTML = "<br><br><p><div style=\"padding-left: 20px; padding-right: 20px; padding-top: 20px; display: inline-block; color: gray; text-align: center;\">" + node.value + "</div></p><br>";
-            outputHTML = outputHTML + render(node.child);
-            return outputHTML;
-        default:
-            outputHTML = "<p>" + node.value + "</p>";
-            outputHTML = outputHTML + render(node.child);
-            return outputHTML;
-    }
-}
diff --git a/backend/broker.mjs b/backend/broker.mjs
deleted file mode 100644
index 3c3b807..0000000
--- a/backend/broker.mjs
+++ /dev/null
@@ -1,131 +0,0 @@
-import { exec } from 'child_process';
-import * as fs from 'fs';
-var config;
-const nodemailer = require('nodemailer');
-export function executeCommand() {
-    exec('iching divine', (error, stdout, stderr) => {
-        console.log(`Begin`);
-        if (error) {
-            console.error(`Error: ${error.message}`);
-            return;
-        }
-        if (stderr) {
-            console.error(`Stderr: ${stderr}`);
-            return;
-        }
-        //Load config once
-        if (config == undefined) {
-            config = loadConfig();
-        }
-        console.log(`Send E-Mail`);
-        sendEmail(stdout);
-    });
-}
-// Run function once initially, called from Dockerfile
-executeCommand();
-// Load the Configuration
-function loadConfig() {
-    console.log(`Load Config`);
-    const data = fs.readFileSync('config.json', 'utf-8');
-    return JSON.parse(data);
-}
-// Send E-Mail
-async function sendEmail(content) {
-    // Create Transporter
-    const transporter = nodemailer.createTransport({
-        host: config.mailHost,
-        port: config.mailPort,
-        secure: false
-    });
-    try {
-        const info = await transporter.sendMail({
-            from: '"The Oracle" <the.oracle@holy.mountain>',
-            to: config.emailReceiver,
-            subject: "Your Horoscope Is Ready",
-            text: content,
-            html: html(content)
-        });
-        console.log("E-Mail sent: ", info.messageId);
-    }
-    catch (error) {
-        console.error("Error Sending E-Mail:", error);
-    }
-}
-// Generate 1) Parse Tree and 2) HTML
-export function html(inputText) {
-    const parseTree = parse(inputText);
-    const htmlOutput = render(parseTree);
-    return htmlOutput;
-}
-// Generate the Parse Tree
-function parse(input) {
-    console.log("Parse input text");
-    const root = { type: "Root" };
-    var currentNode = root;
-    const lines = input.split("\n");
-    for (const line of lines) {
-        if (line.startsWith("Hexagram")) {
-            const hexagram = { type: "Hexagram" };
-            currentNode.child = hexagram;
-            currentNode = hexagram;
-            currentNode.value = "<h1>" + line + "</h1>";
-        }
-        else if (line.startsWith("Judgement")) {
-            const judgement = { type: "Judgement" };
-            currentNode.child = judgement;
-            currentNode = judgement;
-            currentNode.value = "<h3>" + line + "</h3>";
-        }
-        else if (line.startsWith("Images")) {
-            const images = { type: "Images" };
-            currentNode.child = images;
-            currentNode = images;
-            currentNode.value = "<h3>" + line + "</h3>";
-        }
-        else if (line.startsWith("~") && currentNode.type != "ChangingLines") {
-            const changingLines = { type: "ChangingLines" };
-            currentNode.child = changingLines;
-            currentNode = changingLines;
-            currentNode.value = line; // + "<br>";  TODO: try without this <br>
-        }
-        else {
-            currentNode.value = currentNode.value + line + "<br>";
-        }
-    }
-    return root;
-}
-// Generate HTML from Parse Tree
-function render(node) {
-    if (node == undefined) {
-        console.log("Rendering of nodes finished!");
-        return "";
-    }
-    console.log("Render node" + node.type);
-    var outputHTML = "";
-    switch (node.type) {
-        case "Root":
-            return render(node.child);
-        case "Hexagram":
-            node.value = node.value?.replace("<h1>", "<div style=\"border: 1px dotted gray; border-radius: 10px; padding-left: 10px; padding-right: 10px; padding-top: 10px; padding-bottom: 10px; width: auto; display: inline-block; box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.2);\"><h1>");
-            node.value = node.value?.replace("</h1>", "</h1><div style=\"border: 1px solid gray; border-radius: 25px; padding-left: 30px; padding-right: 30px; padding-top: 20px; width: auto; display: inline-block; text-align: center; box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.2);\"><h2>");
-            node.value = node.value?.replace("<br>", "  -  ");
-            outputHTML = "<br><p>" + node.value + "</h2></div></p>";
-            outputHTML = outputHTML + render(node.child);
-            return outputHTML;
-        case "Images":
-            outputHTML = "<p>" + node.value + "</p></div>"; //EXTRA closing div (was opened at beginning of hexagram)
-            outputHTML = outputHTML + render(node.child);
-            return outputHTML;
-        case "ChangingLines":
-            const regex = new RegExp("~", "g");
-            node.value = node.value?.replace(regex, "");
-            //outputHTML = "<br><p><div style=\"border: 1px dashed gray; border-radius: 10px; padding-left: 10px; padding-right: 10px; padding-top: 10px; width: auto; display: inline-block; color: gray; text-align: center; box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.2);\">" + node.value + "</div></p><br>";
-            outputHTML = "<br><br><p><div style=\"padding-left: 20px; padding-right: 20px; padding-top: 20px; display: inline-block; color: gray; text-align: center;\">" + node.value + "</div></p><br>";
-            outputHTML = outputHTML + render(node.child);
-            return outputHTML;
-        default:
-            outputHTML = "<p>" + node.value + "</p>";
-            outputHTML = outputHTML + render(node.child);
-            return outputHTML;
-    }
-}
diff --git a/backend/broker.test.js b/backend/broker.test.js
deleted file mode 100644
index 0ec4d2b..0000000
--- a/backend/broker.test.js
+++ /dev/null
@@ -1,21 +0,0 @@
-"use strict";
-/*import { html } from "./broker";
-import { test, beforeAll, afterAll } from "@jest/globals";
-
-jest.useFakeTimers();
-
-test("Generate HTML for hexagram", () => {
-  expect(html("Hexagram No. 45  ䷬\nGathering Together [Massing]\n萃 (cuì)"))
-    .toBe("<br><p><div style=\"border: 1px dotted gray; border-radius: 10px; padding-left: 10px; padding-right: 10px; padding-top: 10px; padding-bottom: 10px; width: auto; display: inline-block; box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.2);\"><h1>Hexagram No. 45  ䷬</h1><div style=\"border: 1px solid gray; border-radius: 25px; padding-left: 30px; padding-right: 30px; padding-top: 20px; width: auto; display: inline-block; text-align: center; box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.2);\"><h2>Gathering Together [Massing]  -  萃 (cuì)<br></h2></div></p>");
-});
-
-test("Generate HTML for judgement", () => {
-  expect(html("Judgement:\nGathering Together. Success.\nThe king approaches his temple.\nIt furthers one to see the great man.\nThis brings success. Perseverance furthers.\nTo bring great offerings creates good fortune.\nIt furthers one to undertake something."))
-    .toBe("<p><h3>Judgement:</h3>Gathering Together. Success.<br>The king approaches his temple.<br>It furthers one to see the great man.<br>This brings success. Perseverance furthers.<br>To bring great offerings creates good fortune.<br>It furthers one to undertake something.<br></p>");
-});
-
-test("Generate HTML for images", () => {
-    expect(html("Images:\nOver the earth, the lake:\nThe image of Gathering Together.\nThus the superior man renews his weapons\nIn order to meet the unforseen."))
-      .toBe("<p><h3>Images:</h3>Over the earth, the lake:<br>The image of Gathering Together.<br>Thus the superior man renews his weapons<br>In order to meet the unforseen.<br></p></div>");
-});
-*/ 
diff --git a/backend/server.js b/backend/server.js
deleted file mode 100644
index b3c2186..0000000
--- a/backend/server.js
+++ /dev/null
@@ -1,11 +0,0 @@
-import express from 'express';
-import { executeCommand } from './broker.mjs';
-const app = express();
-const port = 8080;
-app.post('/api/command', (req, res) => {
-    executeCommand();
-    res.status(200).send('Command executed');
-});
-app.listen(port, '0.0.0.0', () => {
-    console.log(`Server läuft auf http://0.0.0.0:${port}`);
-});
diff --git a/frontend/event.js b/frontend/event.js
deleted file mode 100644
index 912bddd..0000000
--- a/frontend/event.js
+++ /dev/null
@@ -1,15 +0,0 @@
-"use strict";
-function handleClick() {
-    console.log("Der Button wurde geklickt!");
-    alert("Hallo von TypeScript!");
-    fetch("/api/command", { method: "POST" })
-        .then(res => res.text())
-        .then(text => console.log("Server sagt:", text));
-    /*fetch("https://192-168-197-2.c-one-infra.de/api/command", { method: "POST" })
-    .then(res => res.text())
-    .then(text => console.log("Server sagt:", text));    */
-}
-document.addEventListener("DOMContentLoaded", () => {
-    const button = document.getElementById("myButton");
-    button?.addEventListener("click", handleClick);
-});