fix:countTodayByCreateTime方法加上null值判断

liding

2026-05-27 67647a9bdb5ca2c0acf5c5f635ec28d2e4d6c9db

 src/main/java/com/ruoyi/technology/pojo/TechnologyOperation.java

@@ -37,6 +37,9 @@
    @Schema(description = "工艺名称")
    private String name;

    @Schema(description = "工序颜色（如 #FF0000）")
    private String color;

    @Schema(description = "工艺编号")
    private String no;