diff --git a/backend/broker.ts b/backend/broker.ts
index 5cbee8d..fc012a3 100644
--- a/backend/broker.ts
+++ b/backend/broker.ts
@@ -79,7 +79,7 @@ async function sendEmail(content: string) {
   } catch (error) {
     console.error("Error Sending E-Mail:", error + "\n\n");
 
-    console.log("Failed to send horoscope: \n", content + "\n");
+    console.log("Failed to send this horoscope: \n", content + "\n");
   }
 }
 
diff --git a/deployment.yaml b/deployment.yaml
index e75a70c..6e77607 100644
--- a/deployment.yaml
+++ b/deployment.yaml
@@ -1,3 +1,11 @@
+#env:
+#  - name: DEPLOY_MODE
+#    value: "kubernetes"
+#  - name: BACKEND_PORT
+#    value: "8090"
+ 
+#---
+
 # --- DEPLOYMENT --------------------------------------------
 
 apiVersion: apps/v1
diff --git a/frontend/deploy.js b/frontend/deploy.js
new file mode 100644
index 0000000..12e8f02
--- /dev/null
+++ b/frontend/deploy.js
@@ -0,0 +1 @@
+window.DEPLOY_MODE = "k8s"
\ No newline at end of file
diff --git a/frontend/event.ts b/frontend/event.ts
index 3430561..1735143 100644
--- a/frontend/event.ts
+++ b/frontend/event.ts
@@ -1,7 +1,16 @@
 function handleClick(): void {
   console.log("Der Button wurde geklickt!");
 
-  fetch("/iching/api/command", { method: "POST" })
+  const deployMode = (window as { DEPLOY_MODE?: 'docker' | 'k8s' }).DEPLOY_MODE ?? 'k8s';
+
+  const endpoint =
+    deployMode === 'docker'
+      ? 'http://localhost:8090/iching/api/command'
+      : '/iching/api/command';  
+
+  console.log(`DEPLOY_MODE=${deployMode}, sende POST an: ${endpoint}`);      
+
+  fetch(endpoint, { method: 'POST' })
     .then(res => res.text())
     .then(text => console.log("HTTP-Server says:", text))
     .catch(error => console.error("HTTP-Server - Error:", error));
diff --git a/frontend/index.html b/frontend/index.html
index 373974f..9c6984a 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -60,6 +60,8 @@
     <div class="footer">🧘 With Love & Fortune from the Cosmos 💫</div>
   </div>
 
+  <script src="./deploy.js"></script>
+  
   <script type="module" src="./event.mjs"></script>
 </body>
 </html>
\ No newline at end of file
diff --git a/start.sh b/start.sh
index a48ebb0..1efc7c5 100755
--- a/start.sh
+++ b/start.sh
@@ -1,3 +1,13 @@
+#!/bin/bash
+
+# Setze Standard-Wert auf "k8s" wenn DEPLOY_MODE nicht gesetzt ist
+DEPLOY_MODE=${DEPLOY_MODE:-k8s}
+
+echo "DEPLOY_MODE ist: $DEPLOY_MODE"
+
+# Injektiere ins Frontend
+echo "window.DEPLOY_MODE = \"$DEPLOY_MODE\";" > dist/frontend/deploy.js
+
 # start backend in the background
 node dist/backend/server.js &