chore: fix app path in Dockerfile

apps/agora/data/Dockerfile

@@ -28,7 +28,7 @@ FROM python:3.11.9-slim
 ARG USERNAME=app
 ARG USER_UID=1000
 ARG USER_GID=$USER_UID
-ENV APP_DIR=/opt/app \
+ENV APP_DIR=/app \
     APP_USERNAME=${USERNAME}
 
 RUN groupadd --gid "$USER_GID" "$USERNAME" \
@@ -42,10 +42,10 @@ RUN groupadd --gid "$USER_GID" "$USERNAME" \
   && rm -rf /var/lib/apt/lists/*
 
 # Copy the runtime dependencies from the builder stage.
-COPY --from=builder /app /app
+COPY --from=builder ${APP_DIR} ${APP_DIR}
 
 # Copy the application code.
-COPY ./src /app/src
+COPY ./src /${APP_DIR}/src
 
 WORKDIR /
 COPY docker-entrypoint.sh ./