Clean up chowns in CI Dockerfile

Author: JoshMock

.ci/Dockerfile

@@ -1,26 +1,16 @@
 ARG NODE_JS_VERSION=20
 FROM node:${NODE_JS_VERSION}
 
-ARG BUILDER_UID=1000
-ARG BUILDER_GID=1000
-ENV BUILDER_USER elastic
-ENV BUILDER_GROUP elastic
-
 # install zip util
 RUN apt-get clean -y && \
     apt-get update -y && \
     apt-get install -y zip
 
 # Set user permissions and directory
-RUN groupadd --system -g ${BUILDER_GID} ${BUILDER_GROUP} \
-    && useradd --system --shell /bin/bash -u ${BUILDER_UID} -g ${BUILDER_GROUP} -m elastic 1>/dev/null 2>/dev/null \
-    && mkdir -p /usr/src/app \
-    && chown -R ${BUILDER_USER}:${BUILDER_GROUP} /usr/src/
 WORKDIR /usr/src/app
-USER ${BUILDER_USER}:${BUILDER_GROUP}
 
 # Install app dependencies
-COPY --chown=$BUILDER_USER:$BUILDER_GROUP package*.json ./
+COPY package*.json ./
 RUN npm install
 
-COPY --chown=$BUILDER_USER:$BUILDER_GROUP . .
+COPY . .