fix(form): resolve silent failures and cleanup deployment pipeline

apps/web/src/components/ContactForm/DirectMessageFlow.tsx

@@ -35,6 +35,7 @@ interface DirectMessageFlowProps {
   onBack: () => void;
   onSubmit: () => void;
   isSubmitting: boolean;
+  error?: string | null;
 }
 
 export const DirectMessageFlow = ({
@@ -57,10 +58,32 @@ export const DirectMessageFlow = ({
   onBack,
   onSubmit,
   isSubmitting,
+  error,
 }: DirectMessageFlowProps) => {
   return (
     <div className="w-full max-w-3xl mx-auto px-4 py-12">
       <div className="space-y-12">
+        {error && (
+          <Reveal width="100%" delay={0.1}>
+            <div className="bg-red-50 border border-red-100 rounded-2xl p-6 flex items-start gap-4 mb-8">
+              <div className="p-2 bg-red-100 rounded-lg text-red-600">
+                <Mail size={20} className="animate-pulse" />
+              </div>
+              <div className="space-y-1">
+                <h3 className="text-red-900 font-bold text-sm uppercase tracking-wider">
+                  Übertragungsfehler
+                </h3>
+                <p className="text-red-700/80 font-medium text-base">
+                  {error}
+                </p>
+                <div className="mt-2 text-[10px] font-mono text-red-400 uppercase tracking-widest">
+                  Status: FEHLER_BEI_SEQUENZ_INIT
+                </div>
+              </div>
+            </div>
+          </Reveal>
+        )}
+
         <Reveal width="100%" delay={0.2}>
           <div className="space-y-4">
             <span className="text-[10px] font-mono text-green-600 uppercase tracking-[0.3em] font-bold">