spring dependencies fix (#277)

there is no dependencies directory before prepare-production build step

Signed-off-by: GanjMonk <solov333@gmail.com>

spring-postgres/backend/Dockerfile

@@ -33,7 +33,7 @@ FROM eclipse-temurin:17-jre-focal
 EXPOSE 8080
 VOLUME /tmp
 ARG DEPENDENCY=/workdir/server/target/dependency
-COPY --from=builder ${DEPENDENCY}/BOOT-INF/lib /app/lib
+COPY --from=prepare-production ${DEPENDENCY}/BOOT-INF/lib /app/lib
-COPY --from=builder ${DEPENDENCY}/META-INF /app/META-INF
+COPY --from=prepare-production ${DEPENDENCY}/META-INF /app/META-INF
-COPY --from=builder ${DEPENDENCY}/BOOT-INF/classes /app
+COPY --from=prepare-production ${DEPENDENCY}/BOOT-INF/classes /app
 ENTRYPOINT ["java","-cp","app:app/lib/*","com.company.project.Application"]