Added non-root user to docker images. This gives you the ability to run ntfy as a non-root user. resolves #966

Dockerfile

@@ -9,7 +9,8 @@ LABEL org.opencontainers.image.licenses="Apache-2.0, GPL-2.0"
 LABEL org.opencontainers.image.title="ntfy"
 LABEL org.opencontainers.image.description="Send push notifications to your phone or desktop using PUT/POST"
 
-RUN apk add --no-cache tzdata
+RUN apk add --no-cache tzdata \
+ && adduser -D -u 1000 ntfy
 COPY ntfy /usr/bin
 
 EXPOSE 80/tcp

Dockerfile-arm

@@ -12,6 +12,7 @@ LABEL org.opencontainers.image.description="Send push notifications to your phon
 # Alpine does not support adding "tzdata" on ARM anymore, see
 # https://github.com/binwiederhier/ntfy/issues/894
 
+RUN adduser -D -u 1000 ntfy
 COPY ntfy /usr/bin
 
 EXPOSE 80/tcp

Dockerfile-build

@@ -53,6 +53,7 @@ LABEL org.opencontainers.image.licenses="Apache-2.0, GPL-2.0"
 LABEL org.opencontainers.image.title="ntfy"
 LABEL org.opencontainers.image.description="Send push notifications to your phone or desktop using PUT/POST"
 
+RUN adduser -D -u 1000 ntfy
 COPY --from=builder /app/dist/ntfy_linux_server/ntfy /usr/bin/ntfy
 
 EXPOSE 80/tcp