Initial QSfera import

Server/qsfera/docker/Dockerfile.multiarch

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+FROM golang:alpine3.23 AS build
+ARG TARGETOS
+ARG TARGETARCH
+ARG VERSION
+ARG STRING
+ARG EDITION="dev"
+
+RUN apk add bash make git curl gcc musl-dev libc-dev binutils-gold inotify-tools vips-dev
+
+WORKDIR /build
+RUN --mount=type=bind,target=/build,rw \
+    --mount=type=cache,target=/go/pkg/mod \
+    --mount=type=cache,target=/root/.cache \
+    GOOS="${TARGETOS:-linux}" GOARCH="${TARGETARCH:-amd64}" ; \
+    make -C qsfera release-linux-docker-${TARGETARCH} ENABLE_VIPS=true DIST=/dist
+
+FROM alpine:3.23
+ARG VERSION
+ARG REVISION
+ARG TARGETOS
+ARG TARGETARCH
+
+RUN apk add --no-cache attr bash ca-certificates curl imagemagick \
+                       inotify-tools libc6-compat mailcap tree vips \
+		       vips-magick patch && \
+    echo 'hosts: files dns' >| /etc/nsswitch.conf
+
+LABEL maintainer="QSfera" \
+  org.opencontainers.image.title="КуСфера" \
+  org.opencontainers.image.vendor="QSfera" \
+  org.opencontainers.image.authors="QSfera" \
+  org.opencontainers.image.description="КуСфера file-sync and share platform" \
+  org.opencontainers.image.licenses="Apache-2.0" \
+  org.opencontainers.image.documentation="" \
+  org.opencontainers.image.url="" \
+  org.opencontainers.image.source="" \
+  org.opencontainers.image.version="${VERSION}" \
+  org.opencontainers.image.revision="${REVISION}"
+
+RUN addgroup -g 1000 -S qsfera-group && \
+  adduser -S --ingroup qsfera-group --uid 1000 qsfera-user --home /var/lib/qsfera
+
+RUN mkdir -p /var/lib/qsfera && \
+# Pre-create the web directory to avoid permission issues
+ mkdir -p /var/lib/qsfera/web/assets/apps && \
+ chown -R qsfera-user:qsfera-group /var/lib/qsfera && \
+ chmod -R 751 /var/lib/qsfera && \
+ mkdir -p /etc/qsfera && \
+ chown -R qsfera-user:qsfera-group /etc/qsfera && \
+ chmod -R 751 /etc/qsfera
+
+VOLUME [ "/var/lib/qsfera", "/etc/qsfera" ]
+WORKDIR /var/lib/qsfera
+
+USER 1000
+
+EXPOSE 9200/tcp
+
+ENTRYPOINT ["/usr/bin/qsfera"]
+CMD ["server"]
+
+COPY --from=build /dist/binaries/qsfera-linux-${TARGETARCH} /usr/bin/qsfera