diff --git a/Dockerfile b/Dockerfile
index 0534ec7..089cd0c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,10 @@
 # Base-Image
-FROM ubuntu:latest AS build_stage
+FROM alpine AS build_stage
 
 # Pakete installieren
-RUN apt-get update
-RUN apt-get install -y build-essential gcc curl vim net-tools
+RUN apk update
+RUN apk add --no-cache build-base gcc curl vim net-tools
+RUN apk add --no-cache bash
 
 # Arbeitsverzeichnis setzen
 WORKDIR /app
@@ -18,13 +19,23 @@ FROM alpine AS runtime
 
 RUN apk add --no-cache bash
 
+#RUN adduser -u 1000 -g 1000 -D -s /bin/bash fabian
+
 WORKDIR /app
 
 COPY --from=build_stage /app/deployment .
 
 # Verzeichnis für Ausgabe anlegen
-RUN mkdir /output
+#USER root
+RUN mkdir /output && chown 1000:1000 /output
+#USER fabian
+USER 1000:1000
+
+VOLUME ["/output"]
+
+#Healthcheck
+HEALTHCHECK --interval=30s CMD test -f /output/output.txt || exit 1
 
 # Ausgabe wird ins Container-Dateisystem geschrieben
 ENTRYPOINT ["/bin/bash", "-c"]
-CMD ["./deployment 10 > /output/output.txt && tail -f /output/output.txt"]
\ No newline at end of file
+CMD ["./deployment 10 > /output/output.txt && tail -f /output/output.txt"]