zoom and some issue fix

Dockerfile

@@ -37,24 +37,9 @@ RUN --mount=type=bind,source=src,target=src \
 
 FROM docker.io/library/alpine:3.18 AS final
 
-# Create a non-privileged user (recommended best practice)
-ARG UID=10001
-RUN adduser \
-    --disabled-password \
-    --gecos "" \
-    --home "/nonexistent" \
-    --shell "/sbin/nologin" \
-    --no-create-home \
-    --uid "${UID}" \
-    imnyang
-
 RUN mkdir -p /app
 RUN chmod -R 755 /app
 RUN mkdir -p /app/uploads
-RUN chown -R imnyang:imnyang /app
-
-# Drop privileges for runtime.
-USER imnyang
 
 WORKDIR /app