Update dockerfile

dockerfile

@@ -1,32 +1,21 @@
-FROM golang:1.21.6 as base
-
-RUN adduser \
-  --disabled-password \
-  --gecos "" \
-  --home "/nonexistent" \
-  --shell "/sbin/nologin" \
-  --no-create-home \
-  --uid 65532 \
-  small-user
-
-WORKDIR $GOPATH/src/app/
-
-COPY . .
-
-RUN go mod download
-RUN go mod verify
-
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /main .
-
-FROM scratch
-
-COPY --from=base /usr/share/zoneinfo /usr/share/zoneinfo
-COPY --from=base /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
-COPY --from=base /etc/passwd /etc/passwd
-COPY --from=base /etc/group /etc/group
-
-COPY --from=base /main .
-
-USER small-user:small-user
-
+FROM golang:1.21.6 as base
+
+WORKDIR $GOPATH/src/app/
+
+COPY . .
+
+RUN go mod download
+RUN go mod verify
+
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /main .
+
+FROM scratch
+
+COPY --from=base /usr/share/zoneinfo /usr/share/zoneinfo
+COPY --from=base /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+COPY --from=base /etc/passwd /etc/passwd
+COPY --from=base /etc/group /etc/group
+
+COPY --from=base /main .
+
 CMD ["/main"]