Update Dockerfile

Dockerfile

@@ -1,11 +1,15 @@
-FROM ubuntu:latest
+FROM ubuntu:latest AS builder
 
 RUN apt update && \
-    apt install -y \
-      curl \
-      ffmpeg && \
-    curl -L https://downloads.filestash.app/upload/enterprise.tar.gz | tar -xz && \
-    chmod +x /app/filestash.bin
+    apt install -y curl && \
+    curl -L https://downloads.filestash.app/upload/enterprise.tar.gz -o /tmp/enterprise.tar.gz && \
+    tar -xzf /tmp/enterprise.tar.gz --strip-components=1 -C /tmp
+
+FROM ubuntu:latest
+
+COPY --from=builder /tmp/filestash.bin /app/filestash.bin
+
+RUN chmod +x /app/filestash.bin
 
 EXPOSE 8334