various updates

snowflake/Containerfile

@@ -1,21 +1,19 @@
-FROM registry.fedoraproject.org/fedora:39
+FROM registry.fedoraproject.org/fedora-minimal
 
-RUN useradd -u 1423 -m -s '/bin/bash' -U snowflake
 ENV TZ=Europe/Warsaw
-
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone && \
-    dnf clean all && \
-    dnf install -y git golang && \
+RUN dnf5 install -y shadow-utils git golang && \
+    useradd -u 1423 -m -s '/bin/bash' -U snowflake && \
+    ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone && \
     git clone https://git.torproject.org/pluggable-transports/snowflake.git && \
     cd snowflake/proxy && \
     go build && \
-    dnf remove -y golang git && \
-    dnf -y autoremove && \
-    dnf -y clean all && \
+    dnf5 remove -y golang git shadow-utils && \
+    dnf5 -y autoremove && \
+    dnf5 -y clean all && \
     mv /snowflake/proxy/proxy /usr/bin/proxy && \
     cd / && \
     rm -rf /snowflake /root/* && \
-    chown snowflake.snowflake /usr/bin/proxy
+    chown snowflake:snowflake /usr/bin/proxy
 
 USER snowflake